What is the name given to compounds having the same chemical composition but different structural arrangement?

What is the name given to compounds having the same chemical composition but different structural arrangement?
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ANSWER: ISOMERS
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Organic compounds having same molecular formula with different structural arrangement of atoms in them is known as

Description : Organic compounds having same molecular formula with different structural arrangement of atoms in them is known as

Last Answer : isomerism.

Two compounds have the same composition and also have the same atoms attached to the same atoms, although with different orientations in space. These compounds are (a) Identical (b) Position isomers (c) Structural isomers (d) Stereoisomers

Description : Two compounds have the same composition and also have the same atoms attached to the same atoms, although with different orientations in space. These compounds are (a) Identical (b) Position isomers (c) Structural isomers (d) Stereoisomers

Last Answer : Stereoisomers

What do you call the compounds having the same molecular formula but different structural arrangements of atoms?

Description : What do you call the compounds having the same molecular formula but different structural arrangements of atoms?

Last Answer : Isomers

Compounds with the same molecular formula but different structural formulas are called (a) Alkoxides (b) Iso compounds (c) Isomers (d) Ortho compounds

Description : Compounds with the same molecular formula but different structural formulas are called (a) Alkoxides (b) Iso compounds (c) Isomers (d) Ortho compounds

Last Answer : Isomers

If two compounds have the same empirical formula but different molecular formula, they must have [MP PMT 1986] (A) Different percentage composition (B) Different molecular weights (C) Same viscosity (D) Same vapour density

Description : If two compounds have the same empirical formula but different molecular formula, they must have [MP PMT 1986] (A) Different percentage composition (B) Different molecular weights (C) Same viscosity (D) Same vapour density

Last Answer : (B) Different molecular weights

Compounds having the same structural formula but differing in spatial configuration are known as (A) Stereoisomers (B) Anomers (C) Optical isomers (D) Epimers

Description : Compounds having the same structural formula but differing in spatial configuration are known as (A) Stereoisomers (B) Anomers (C) Optical isomers (D) Epimers

Last Answer : A

Compounds having the same structural formula but differing in spatial configuration are known as (A) Stereoisomers (B) Anomers (C) Optical isomers (D) Epimers

Description : Compounds having the same structural formula but differing in spatial configuration are known as (A) Stereoisomers (B) Anomers (C) Optical isomers (D) Epimers

Last Answer : (A) Stereoisomers

If you are asked to classify the various algae into distinct groups, which of the following characters you should choose? (a) Nature of stored food materials in the cell (b) Structural organization of thallus (c) Chemical composition of the cell wall (d) Types of pigments present in the cel

Description : If you are asked to classify the various algae into distinct groups, which of the following characters you should choose? (a) Nature of stored food materials in the cell (b) Structural organization of thallus (c) Chemical composition of the cell wall (d) Types of pigments present in the cel

Last Answer : (d) Types of pigments present in the cel

Compounds with identical molecular formula but different structures are called - (1) Tetravalent compounds (2) Structural isomers (3) Covalent compounds (4) None of the above

Description : Compounds with identical molecular formula but different structures are called - (1) Tetravalent compounds (2) Structural isomers (3) Covalent compounds (4) None of the above

Last Answer : (2) Structural isomers Explanation: Structures with identical molecular formula but different structures are called structural isomers. Eg: Butane.

During which stage or phase of bone healing after fracture is devitalized tissue removed and new bone reorganized into its former structural arrangement? a) Remodeling Remodeling is the final stage of fracture repair. b) Inflammation During inflammation, macrophages invade and debride the fracture area. c) Revascularization Revascularization occurs within about 5 days after the fracture. d) Reparative Callus formation occurs during the reparative stage but is disrupted by excessive motion at the fracture site.

Description : During which stage or phase of bone healing after fracture is devitalized tissue removed and new bone reorganized into its former structural arrangement? a) Remodeling Remodeling is the final stage of ... occurs during the reparative stage but is disrupted by excessive motion at the fracture site.

Last Answer : a) Remodeling Remodeling is the final stage of fracture repair.

During which stage or phase of bone healing after fracture does callus formation occur? a) Reparative Callus formation occurs during the reparative stage but is disrupted by excessive motion at the fracture site b) Remodeling Remodeling is the final stage of fracture repair during which the new bone is reorganized into the bone’s former structural arrangement. c) Inflammation During inflammation, macrophages invade and debride the fracture area. d) Revascularization Revascularization occurs within about 5 days after the fracture.

Description : During which stage or phase of bone healing after fracture does callus formation occur? a) Reparative Callus formation occurs during the reparative stage but is disrupted by excessive motion ... the fracture area. d) Revascularization Revascularization occurs within about 5 days after the fracture.

Last Answer : a) Reparative Callus formation occurs during the reparative stage but is disrupted by excessive motion at the fracture site

The double helix is a structural arrangement associated with _____. a. A Polysaccharide. b. The DNA Molecule. c. Glucose Molecules In Starch. d. A Protein.

Description : The double helix is a structural arrangement associated with _____. a. A Polysaccharide. b. The DNA Molecule. c. Glucose Molecules In Starch. d. A Protein.

Last Answer : b. The DNA Molecule.

Polymorphs have (A) same chemical composition and same crystal structure (B) different chemical composition but different crystal structure (C) same chemical composition but different crystal structure (D) None of these

Description : Polymorphs have (A) same chemical composition and same crystal structure (B) different chemical composition but different crystal structure (C) same chemical composition but different crystal structure (D) None of these

Last Answer : (C) same chemical composition but different crystal structure 

Compound having the same molecular formula but different structural formula are called?

Description : Compound having the same molecular formula but different structural formula are called?

Last Answer : Isomers

Polysaccharides (A) Contain many monosaccharide units which may or may not be of the same kind (B) Function mainly a storage or structural compounds (C) Are present in large amounts in connective tissue (D) All of these

Description : Polysaccharides (A) Contain many monosaccharide units which may or may not be of the same kind (B) Function mainly a storage or structural compounds (C) Are present in large amounts in connective tissue (D) All of these

Last Answer : D

The soul of chemistry is dealing with------? A. Internal structural changes in matter B. Composition of matter C. Properties of matter D. Composition and properties of matter (Answer)

Description : The soul of chemistry is dealing with------? A. Internal structural changes in matter B. Composition of matter C. Properties of matter D. Composition and properties of matter (Answer)

Last Answer : D. Composition and properties of matter (Answer)

Unemployment that is caused by a mismatch between the composition of the labor force (in terms of skills, occupation, industries, or geographic location) and the make-up of the demand for labor is called: A. Real wage unemployment B. Deficient-demand unemployment C. Frictional unemployment D. Structural Unemployment

Description : Unemployment that is caused by a mismatch between the composition of the labor force (in terms of skills, occupation, industries, or geographic location) and the make-up of the ... . Real wage unemployment B. Deficient-demand unemployment C. Frictional unemployment D. Structural Unemployment

Last Answer : D. Structural Unemployment

Unemployment that is caused by a mismatch between the composition of the labor force (in terms of skills, occupation, industries, or geographic location) and the make-up of the demand for labor is called (a) Real wage unemployment ; (b) Deficient-demand unemployment ; (c) Frictional unemployment ; (d) Structural Unemployment

Description : Unemployment that is caused by a mismatch between the composition of the labor force (in terms of skills, occupation, industries, or geographic location) and the make-up of the demand for ... unemployment ; (b) Deficient-demand unemployment ; (c) Frictional unemployment ; (d) Structural Unemployment

Last Answer : (d) Structural Unemployment

The isomers of a substance must have (a) same chemical properties (b) same molecular weight (c) same structural formula (d) same functional groups

Description : The isomers of a substance must have (a) same chemical properties (b) same molecular weight (c) same structural formula (d) same functional groups

Last Answer : same molecular weight

What is the composition of compounds ?

Description : What is the composition of compounds ?

Last Answer : The ratio of the atomic mass of the elements of a compound to the product of the number of atoms in a compound is the ratio of the molecular mass of the compound to that compound.

Which one of the following best defines the word “allotropes”? A Different structural forms of an element B A pair of substances that differ by H+ C Elements that possess properties intermediate between those of metals and nonmetals D Atoms of a given atomic number that have a specific number of neutrons E The different phases (solid, liquid or gas) of a substance

Description : Which one of the following best defines the word allotropes ? A Different structural forms of an element B A pair of substances that differ by H+ C Elements that possess properties intermediate between ... a specific number of neutrons E The different phases (solid, liquid or gas) of a substance

Last Answer : A Different structural forms of an element 

Resonance structures of a molecule have (a) same arrangement of atoms (b) different arrangement of atoms (c) same number of paired electrons (d) different number of paired electrons

Description : Resonance structures of a molecule have (a) same arrangement of atoms (b) different arrangement of atoms (c) same number of paired electrons (d) different number of paired electrons

Last Answer : same arrangement of atoms same number of paired electrons

Which one of the following structural formulae of two organic compounds is correctly identified along with its related function?(a) B : Adenine - A nucleotide that makes up nucleic acids (b) A : Triglyceride - Major source of energy (c) B : Uracil - A component of DNA (d) A : Lecithin - A component of cell membrane

Description : Which one of the following structural formulae of two organic compounds is correctly identified along with its related function? (a) B : Adenine - A nucleotide that makes up nucleic acids (b) A : Triglyceride - ... ) B : Uracil - A component of DNA (d) A : Lecithin - A component of cell membrane

Last Answer : (d) A : Lecithin - A component of cell membrane

Proteins are chains of _____ that sometimes function as _____. a. monosaccharaides; energy compounds b. lipids; structural materials c. amino acids; enzymes d. disaccharides; enzymes

Description : Proteins are chains of _____ that sometimes function as _____. a. monosaccharaides; energy compounds b. lipids; structural materials c. amino acids; enzymes d. disaccharides; enzymes

Last Answer : c. amino acids; enzymes

Which of the following statements best describes a lead compound? a) A compound that contains the element lead b) A compound from the research laboratory that is chosen to go forward for preclinical and clinical trials. c) A molecule that shows some activity or property of interest and serves as the starting point for the development of a drug. d) The first compound of a structural class of compounds to reach the market.

Description : Which of the following statements best describes a lead compound? a) A compound that contains the element lead b) A compound from the research laboratory that is chosen to go forward for preclinical and ... of a drug. d) The first compound of a structural class of compounds to reach the market.

Last Answer : c) A molecule that shows some activity or property of interest and serves as the starting point for the development of a drug.

How do you Find the percent composition of oxygen in each of the following compounds?

Description : How do you Find the percent composition of oxygen in each of the following compounds?

Last Answer : Need answer

A striking feature of living cells is a marked difference between the composition of the cytosol and the extracellular milieu. Which of the following statement(s) concerning the mechanisms of maintenance of these differences is/are true? a. The cell membrane is able to maintain a 10,000 fold gradient between the extracellular concentration of ionized calcium and the intracellular concentration b. The key to these differences is the fact that the plasma membrane is normally impermeable to sodium, potassium and calcium c. The selectivity of biologic membranes is highly consistent and seldom changes d. The selectivity of cell membranes relates only to ions and not organic compounds

Description : A striking feature of living cells is a marked difference between the composition of the cytosol and the extracellular milieu. Which of the following statement(s) concerning the mechanisms of maintenance ... d. The selectivity of cell membranes relates only to ions and not organic compounds

Last Answer : Answer: a The survival of the cell requires that cytosolic composition be maintained within narrow limits, despite the constant influx of nutrients and the simultaneous outflow of waste. A ... be altered drastically as a result of regulatory or signaling processes that occur within the cell

Optically active compounds are capable of (A) Different reactions (B) Rotating plane of polarized light (C) Showing same chemical properties (D) None of these

Description : Optically active compounds are capable of (A) Different reactions (B) Rotating plane of polarized light (C) Showing same chemical properties (D) None of these

Last Answer : Answer : B

Chemical composition of cement is – (1) Limestone and Clay (2) Limestone, Clay and Gypsum (3) Limestone and Gypsum (4) Clay and Gypsum

Description : Chemical composition of cement is – (1) Limestone and Clay (2) Limestone, Clay and Gypsum (3) Limestone and Gypsum (4) Clay and Gypsum

Last Answer : (2) Limestone, Clay and Gypsum Explanation: The two important raw materials used for the preparation of cement are : • Limestone : The chemical formula of limestone is CaCO3 and it is used in the manufacture of cement just to provide CaO.

Chemical composition of heavy water is – (1) H2O2 (2) H2O (3) HDO (4) D2O

Description : Chemical composition of heavy water is – (1) H2O2 (2) H2O (3) HDO (4) D2O

Last Answer : (4) D2O Explanation: The chemical composition of Heavy water (deuterium oxide) is 2H2O or D2O.

Write the chemical composition of washing soda.

Description : Write the chemical composition of washing soda. 

Last Answer : Na2CO3·10H2O. 

What is the chemical composition of quartz?

Description : What is the chemical composition of quartz? 

Last Answer : ANSWER: SiO2 or SILICON DIOXIDE

What is the simplest gem in chemical composition?

Description : What is the simplest gem in chemical composition? 

Last Answer : ANSWER: DIAMOND

Chemical composition of cement is (1) Limestone and Clay (2) Limestone, Clay and Gypsum (3) Limestone and Gypsum (4) Clay and Gypsum

Description : Chemical composition of cement is (1) Limestone and Clay (2) Limestone, Clay and Gypsum (3) Limestone and Gypsum (4) Clay and Gypsum

Last Answer :  Limestone, Clay and Gypsum

Pick out the wrong statement. (A) Use of different catalysts in a reversible catalytic chemical reaction does not change the equilibrium composition (B) Alumina is added as a promoter to iron catalyst in ammonia synthesis reaction (C) Activation energy for a reaction is obtained from the intercept of the Arrhenius plot (D) Presence of inerts affects the equilibrium conversion of reactants in a chemical reaction

Description : Pick out the wrong statement. (A) Use of different catalysts in a reversible catalytic chemical reaction does not change the equilibrium composition (B) Alumina is added as a promoter to ... Arrhenius plot (D) Presence of inerts affects the equilibrium conversion of reactants in a chemical reaction

Last Answer : (C) Activation energy for a reaction is obtained from the intercept of the Arrhenius plot

It is important to balance the chemical equations to satisfy the law of conservation of mass. Which of the following statements of the law is incorrect? (a) The total mass of the elements present in the reactants is equal to the total mass of the elements present in the products. (b) The number of atoms of each element remains the same, before and after a chemical reaction. (c) The chemical composition of the reactants is the same before and after the reaction (d) Mass can neither be created nor can it be destroyed in a chemical Reaction.

Description : It is important to balance the chemical equations to satisfy the law of conservation of mass. Which of the following statements of the law is incorrect? (a) The total mass of the elements present in ... the reaction (d) Mass can neither be created nor can it be destroyed in a chemical Reaction.

Last Answer : Answer : (c) The chemical composition of the reactants is the same before and after the reaction

Isozymes or iso enzymes are those enzyme which A- have same structural forms B- have different structural forms but identical catalytic properties C- catalyses oxidation reactionsD- none of these

Description : Isozymes or iso enzymes are those enzyme which A- have same structural forms B- have different structural forms but identical catalytic properties C- catalyses oxidation reactions D- none of these

Last Answer : have different structural forms but identical catalytic properties

Isozymes or iso enzymes are those enzyme which A- have same structural forms B- have different structural forms but identical catalytic properties C- catalyses oxidation reactions D- none of these

Description : Isozymes or iso enzymes are those enzyme which A- have same structural forms B- have different structural forms but identical catalytic properties C- catalyses oxidation reactions D- none of these

Last Answer : have different structural forms but identical catalytic properties

13. Which one of the following pairs is isostructural (i.e. having the same shape and hybridization)? (1) 4 4 [BF and NH ]   (2) 3 3 [BCl and BaCl ] (3) 3 3 [NH and NO ]  (4) [NF3 and BF3 ] Sol: [1] In both the compounds, central atom i

Description : 13. Which one of the following pairs is isostructural (i.e. having the same shape and hybridization)? (1) 4 4 [BF and NH ]   (2) 3 3 [BCl and BaCl ] (3) 3 3 [NH and NO ]  (4) [NF3 and BF3 ] Sol: [1] In both the compounds, central atom i

Last Answer : (1) 4 4 [BF and NH ]  

Read the different components from (i) to (iv) in the list given below and tell the correct order of the components with reference to their arrangement from outer side to inner side in a woody dicot stem. (i) Secondary cortex (ii) Wood (iii)Secondary phloem (iv) Phellem The correct order is (a) (iv), (i), (iii), (ii) (b) (iv), (iii), (i), (ii) (c) (iii), (iv), (ii), (i) (d) (i), (ii), (iv), (iii).

Description : Read the different components from (i) to (iv) in the list given below and tell the correct order of the components with reference to their arrangement from outer side to inner side in a woody dicot stem. (i) Secondary cortex (ii) Wood ... ) (c) (iii), (iv), (ii), (i) (d) (i), (ii), (iv), (iii).

Last Answer : (a) (iv), (i), (iii), (ii)

Why are two samples of proteins having an identical composition of amino acids still different?

Description : Why are two samples of proteins having an identical composition of amino acids still different?

Last Answer : I would guess that two proteins with the same sequences of amino acids might be folded in different ways giving them different properties.

The cell wall of A.gram-positive bacteria are thicker than gram-negative bacteria B.gram-negative bacteria are thicker than gram-positive bacteria C.both have same thickness but composition is different D.none of these

Description : The cell wall of A.gram-positive bacteria are thicker than gram-negative bacteria B.gram-negative bacteria are thicker than gram-positive bacteria C.both have same thickness but composition is different D.none of these

Last Answer : A.gram-positive bacteria are thicker than gram-negative bacteria

The cell wall of A- gram-positive bacteria are thicker than gram-negative bacteria B- gram-negative bacteria are thicker than gram-positive bacteria C- both have same thickness but composition is different D- none of these

Description : The cell wall of A- gram-positive bacteria are thicker than gram-negative bacteria B- gram-negative bacteria are thicker than gram-positive bacteria C- both have same thickness but composition is different D- none of these

Last Answer : gram-positive bacteria are thicker than gram-negative bacteria

The difference in the osmotic pressures of one molar solutions of different compounds in a given solvent at a given temperature results from? w) Different values for R x) Different values for Avogadro's number y) Ionization or dissociation z) None of the above

Description : The difference in the osmotic pressures of one molar solutions of different compounds in a given solvent at a given temperature results from? w) Different values for R x) Different values for Avogadro's number y) Ionization or dissociation z) None of the above

Last Answer : ANSWER: Y -- IONIZATION OR DISSOCIATION 

Each set of section will have a) Different working hours b) Different establishmentc) Different mail arrangementsd) Same working hours,same establishment and same mail arrangement

Description : Each set of section will have a) Different working hours b) Different establishment c) Different mail arrangements d) Same working hours,same establishment and same mail arrangement

Last Answer : d) Same working hours,same establishment and same mail arrangement

Metals, in general are of low strength and do not possess required physio-chemical and technological properties for a definite purpose. Alloys are therefore more than metals alone. Discuss the arrangement of atoms and Structures of alloys.

Description : Metals, in general are of low strength and do not possess required physio-chemical and technological properties for a definite purpose. Alloys are therefore more than metals alone. Discuss the arrangement of atoms and Structures of alloys.

Last Answer : Alloys are produced by melting or sintering two ore more metals, or metals and a non-metal, together. Alloys possess typical properties inherent in the metallic state. The chemical elements ... an alloy are its individual portions, each having a single structure with its characteristic features.

What are the structural and chemical reasons why bile salts don’t form typical micelles?

Description : What are the structural and chemical reasons why bile salts don’t form typical micelles?

Last Answer : Although bile salts possess a polar head group, the hydrocarbon tail usually contains polar hydroxyl groups. Therefore the rigid ring system gives a tightly packed, almost solid, nonpolar phase rather ... liquid one. However, like cholesterol, bile salts can form mixed micelles with phospholipids. 

(3) preventing rapid setting of cement Explanation: Portland cement clinker is a hydraulic material which shall consist of at least two-thirds by mass of calcium silicates, the remainder consisting of aluminium- and ironcontaining clinker phases and other compounds. The ratio of CaO to SiO2 shall not be less than 2.0. The magnesium oxide content (MgO) shall not exceed 5.0% by mass. Cement sets when mixed with water by way of a complex series of chemical reactions still only partly understood.

Description : (3) preventing rapid setting of cement Explanation: Portland cement clinker is a hydraulic material which shall consist of at least two-thirds by mass of calcium silicates, the remainder consisting of ... mixed with water by way of a complex series of chemical reactions still only partly understood.

Last Answer : Milk is a colloidal system in which: (1) Water is dispersed in fat (2) Fat is dispersed in water (3) Fat and water are dispersed in each other (4) Fat is dissolved