Description : Is RbOH polar?
Last Answer : Rubidium hydroxide is an ionic compound.
Description : Pure water is bad conductor of electricity because it is – (1) feebly ionized (2) not volatile (3) a very good solvent (4) a non-polar solvent
Last Answer : (1) feebly ionized Explanation: Pure water is a covalent compound. It exists as simple discrete molecules and have a simple molecular structure. Hence, it does not exist as ions. Therefore, ... into hydrogen ions and hydroxide ions. The presence of mobile ions enables it to conduct electricity.
Description : A _____ dissolves in water. a. solvent b. hydrophobic molecule c. solute d. non polar molecule
Last Answer : c. solute
Description : HCl is dissolved in solvent A; the solution is non-conducting towards an electric current. Solvent A must be: w) polar x) non-polar y) organic z) more acidic than HCl
Last Answer : ANSWER: X -- NON-POLAR
Description : Pure water is bad conductor of electricity because it is (1) feebly ionized (2) not volatile (3) a very good solvent (4) a non-polar solvent
Last Answer : feebly ionized
Description : Assertion(A): Ethyl alcohol is soluble in organic solvents Reason (R): Ethyl alcohol is having non polar ethyl group
Last Answer : Assertion(A): Ethyl alcohol is soluble in organic solvents Reason (R): Ethyl alcohol is having non polar ... is false D. A is false but R is true
Description : Most covalent compounds (a) Behave like electrolytes in the molten state (b) Have high melting and boiling points (c) Are hard substances because of strong covalent bonds (d) Are more soluble in non-polar solvents than in polar solvents
Last Answer : Ans:(d)
Description : Bile, an emulsifier liquid, is made by the liver and later stored within the gallbladder and released in the duodenum. Bile is composed of bile salts, cholesterol and bile pigments. ... enzymes that break fats into simpler fatty acids and glycerol. Digestion System - Image Diversity: gallbladder
Last Answer : What is the adnexal organ of the digestive system in which bile is stored?
Description : (a) Show on a diagram the transfer of electrons between the atoms in the formation of MgO. Write symbols of cation and anion present in MgO. (b) Name the solvent in which ionic compounds are generally soluble. (c) Why are aqueous solutions of ionic compounds able to conduct electricity? -Chemistry
Last Answer : (b) Ionic compounds are soluble in water. (c) It is because aqueous solutions consist of ions which can move freely in them and carry current.
Description : What is solvent called soluble ?
Last Answer : The solvent that is dissolved is called solvent.
Description : When an organic compound is present in aqueous medium and is less soluble in any organic solvent, then it is separated by `:`
Last Answer : When an organic compound is present in aqueous medium and is less soluble in any organic ... B. distillation C. chromatography D. sublimation
Description : What would happen if is not soluble in the solvent?
Last Answer : Need answer
Description : Why is CuSO4 more soluble in water than in organic solvent?
Last Answer : CuSO4 is ionic and water is polar. The types of bonding allowwater to dissolve the salt much more easily than an organic solvent(e.g. alcohol, hexane) could.
Description : Why is CuSO4 more soluble in water than in an organic solvent and why is the reverse true salicylic acid?
Last Answer : Water and copper sulfate are both polar compound; polar compounds are dissolved better in polar solvents. Salycilic acid is also polar but the solubility is lower because the benzene ring has a negative effect.
Description : Lipids have the following properties: (A) Insoluble in water and soluble in fat solvent (B) High energy content (C) Structural component of cell membrane (D) All of these
Last Answer : Answer : D
Description : Thermosetting materials (A) Are cross-linked molecules (B) Soften on application of heat (C) Are solvent soluble (D) None of these
Last Answer : (A) Are cross-linked molecules
Description : Pick out the wrong statement regarding the solubility characteristics of high polymers. (A) Greater the degree of cross-linking in the polymer, lesser is its solubility (B) Polymers having more ... of the solvent (D) High molecular weight polymers on dissolving gives solution of very low viscosity
Last Answer : (D) High molecular weight polymers on dissolving gives solution of very low viscosity
Description : Pick out the wrong statement. (A) Cellulose acetate membranes are used in dialysis process (B) Elutriation process refers to when the soluble material is largely concentrated on the surface of an ... that various streamflow from one to another (D) Zirconia probe is used for the humidity measurement
Last Answer : (D) Zirconia probe is used for the humidity measurement
Description : In a liquid-liquid extraction, 10 kg of a solution containing 2 kg of solute C and 8 kg of solvent A is brought into contact with 10 kg of solvent B. Solvent A and B are completely immiscible in each other whereas ... (C) Less than 1 kg of C is transferred to B (D) No amount of C is transferred to B
Last Answer : (A) The entire amount of C is transferred to solvent B
Description : The operation involved when the soluble material is largely on the surface of an insoluble solid and is merely washed off by the solvent is called (A) Decoction (B) Percolation (C) Elutriation or elution (D) None of these
Last Answer : (C) Elutriation or elution
Description : . In which solvent are alkenes most soluble? (a) water (b) ethyl alcohol (c) ammonia (d) carbon tetrachloride
Last Answer : carbon tetrachloride
Description : Which action best accounts for the solubility of aldehydes and ketones in water? (a) Polar interactions between solute molecules. (b) H-bonding between solute molecules. (c) Van der waals forces (d) H-bonding between solute and solvent molecules
Last Answer : H-bonding between solute and solvent molecules
Description : If G = insoluble gas in gas stream and L = non-volatile solvent in liquid stream, then the slope of the operating line for the absorber is (A) L/G (B) G/L (C) Always < 1 (D) None of these
Last Answer : (A) L/G
Description : Question about dietary fiber: are both soluble and non-soluble fiber beneficial, or just the soluble?
Last Answer : Non-soluble fiber is the stuff your body can’t break down. It’s necessary to push stuff through your system. Popcorn is a great example of non soluble fiber.
Description : Coenzymes are (A) Heat stable, dialyzable, non protein organic molecules (B) Soluble, colloidal, protein molecules (C) Structural analogue of enzymes (D) Different forms of enzymes
Last Answer : Answer : A
Description : Nitrogen 1. Is non-essential for the animal bodies 2. In air dilutes oxygen which, otherwise, is very active in the pure form 3. Makes oxygen soluble in blood 4. Is present in DNA and RNA The correct statements are: (a) 1 and 4 only (b) 2 and 4 only (c) 3 and 4 only (d) 1 and 2 only
Last Answer : Ans:(b)
Description : Polyvinyl alcohol is used as a (A) Cation/anion exchanger (B) Water soluble adhesive (C) Textile fibre (D) Non-sticky coating on frying pans
Last Answer : (B) Water soluble adhesive
Description : Humidification involves mass transfer between a pure liquid phase and a fixed gas, which is (A) Insoluble in the liquid (B) Soluble in the liquid (C) Non-ideal in nature (D) At a fixed temperature
Last Answer : (A) Insoluble in the liquid
Description : DDT residues are rapidly passed through food chain causing biomagnification because DDT is (a) moderately toxic (b) non-toxic to aquatic animals (c) water soluble (d) lipo soluble.
Last Answer : (d) lipo soluble.
Description : 05. What kind of substances can’t permeate membranes by passive diffusion? a) Lipid-soluble b) Non-ionized substances c) Hydrophobic substances d) Hydrophilic substances 06. A hydrophilic medicinal agent
Last Answer : d) Hydrophilic substances
Description : Food digestion is conversion of (a) Macromolecules to micromolecules (b) Non diffusable to diffusable molecules (c) Insoluble to soluble (d) All
Last Answer : (d) All
Description : Are there deaths or non fatal incidents , resulting from the polar bear plunge/dip?
Last Answer : I know when there’s a Polar Bear Plunge, the ambulance is always standing by.
Description : is water a non polar molecule?
Last Answer : A non-polar molecule is typically not soluble in water becausethey lack ionic groups capable of water molecule interaction. Aterm for this type of insolubility is "hydrophobic."
Description : Assertion :-`CO_(2)` molecules is non-polar while `SO_(2)` Reason : - Carbon atom is smaller than sulphur.
Last Answer : Assertion :-`CO_(2)` molecules is non-polar while `SO_(2)` Reason : - Carbon atom is smaller ... is False. D. If both Assertion & Reason are false
Description : Which of the following species is non polar with presence of polar bond and lone pair of electron on central atom.
Last Answer : Which of the following species is non polar with presence of polar bond and lone pair of electron on central atom. A. ... 4)` C. `XeF_(4)` D. `CF_(4)`
Description : Read the assertion and reason carefully to mark the correct option in question. Assertion: In the cell membrane , the non-polar tail of saturated hydr
Last Answer : Read the assertion and reason carefully to mark the correct option in question. Assertion: In the cell ... D. If both Assertion & Reason are false.
Description : Is ki polar or non polar?
Description : Is sio4 polar or non polar?
Description : If the difference in electronegativity values between two atoms is more than 2.0 non-polar covalent bonds generally form?
Last Answer : At this value an ionic bond is formed.
Description : Is sodium chloride a polar or non polar molecule?
Last Answer : Sodium chloride is not a molecule, it is a crystalline solid in which the sodium cations and chloride anions are present in a 1: 1 ratio. The smallest particle that represents sodium chloride is a formula unit.
Description : What molecule contains a non-polar covalent bond?
Last Answer : Feel Free to Answer
Description : What level of protein structure is affected by substituting charged amino acids with non polar ones?
Description : Are sharpies polar or non polar?
Last Answer : What is the answer ?
Description : Is boron polar or non polar?
Last Answer : It's non polar covalent
Description : Is sodium bicarbonate ionic polar covalent or non polar covalent?
Last Answer : Sodium bicarbonate is an ionic compound.
Description : What is the Difference between polar and non polar bonds for dummies?
Description : If water were a non polar molecule how would its properties of water be different?