Which of the following statements about radioactivity is are true? a)It involves outer electrons activity b)It is not affected by temperature of press

Which of the following statements about radioactivity is are true? a)It involves outer electrons activity b)It is not affected by temperature of press
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Which of the following statements about radioactivity is are true? a)It involves outer electrons ... affected by any other element compounded by it.
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Pick out the wrong statement. (A) Catalytic activity of enzyme catalysed reactions which is affected by temperature, pH value & chemical agents, is maximum at a temperature of about 45°C(B) Most of the enzyme catalysed reactions involve at least two substrates (C) Enzymes help in increasing the activation energy of the reaction (D) Equilibrium concentrations in enzyme catalysed reactions can be calculated by using the thermodynamic properties of substrates & prod

Description : Pick out the wrong statement. (A) Catalytic activity of enzyme catalysed reactions which is affected by temperature, pH value & chemical agents, is maximum at a temperature of about 45°C ... in enzyme catalysed reactions can be calculated by using the thermodynamic properties of substrates & prod

Last Answer : (C) Enzymes help in increasing the activation energy of the reaction

Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity co-efficient of a gas at constant pressure ____with the increase of reduced temperature. (A) Decreases (B) Increases (C) Remains constant

Description : Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity co-efficient of a gas at constant pressure ____with the increase of reduced temperature. (A) Decreases (B) Increases (C) Remains constant

Last Answer : (B) Increases

Which of the following is not affected by temperature changes? (A) Fugacity (B) Activity co-efficient (C) Free energy (D) None of these

Description : Which of the following is not affected by temperature changes? (A) Fugacity (B) Activity co-efficient (C) Free energy (D) None of these

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Which of the following is affected by the temperature? (A) Fugacity (B) Activity co-efficient (C) Free energy (D) All (A), (B) & (C)

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The element with the minimum atomic number having 8 electrons in the outer most shell is what?

Description : The element with the minimum atomic number having 8 electrons in the outer most shell is what?

Last Answer : Answer: Neon.

The rays are given off by a radioactive element from A)Nucleus B)Valence electrons C)All the orbits D)Outer orbit

Description : The rays are given off by a radioactive element from A)Nucleus B)Valence electrons C)All the orbits D)Outer orbit

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which of the following gas does not have an octet or eight electrons in the outer shell?

Description : which of the following gas does not have an octet or eight electrons in the outer shell?

Last Answer : which of the following gas does not have an octet or eight electrons in the outer shell? A. Neon B. Radon C. Argon D. Helium

How many electrons are in the outer shells aluminum?

Description : How many electrons are in the outer shells aluminum?

Last Answer : Normally, three.

What happens to the attraction between the outer electrons and nucleus?

Description : What happens to the attraction between the outer electrons and nucleus?

Last Answer : Feel Free to Answer

What Atoms that have the same number of outer electrons?

Description : What Atoms that have the same number of outer electrons?

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atoms with low ionization energy give up their outer valence electrons with ease?

Description : atoms with low ionization energy give up their outer valence electrons with ease?

Last Answer : trueapex

The cause of periodicity of properties (a) Increasing atomic radius (b) Increasing atomic weights (c) Number of electrons in the valency orbit (d) The recurrence of similar outer electronic configuration

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Last Answer : Ans:(d)

(3) the number of electrons orbiting around the nucleus Explanation: The chemical behavior of an atom is determined by the number of electrons on its outer shell. As for the chemical bonding properties of the atom, the electron configuration determines how it will bond, with what it will bond, and in what ratio atoms will bond to form the 20,000,000 different substances on Earth.

Description : (3) the number of electrons orbiting around the nucleus Explanation: The chemical behavior of an atom is determined by the number of electrons on its outer shell. As for the chemical bonding properties of ... , and in what ratio atoms will bond to form the 20,000,000 different substances on Earth.

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The number of electrons in the outer shell of the most stable or inert atoms is (1) 1 (2) 5 (3) 3 (4) 8

Description : The number of electrons in the outer shell of the most stable or inert atoms is (1) 1 (2) 5 (3) 3 (4) 8

Last Answer : (4) 8 Explanation: The innermost shell has a maximum of two electrons, but the next two electron shells can each have a maximum of eight electrons.

In cell, the current flows in outer circuit from a. Positive terminal to negative terminal and electrons from negative terminal to positive terminal b. Positive terminal to negative terminal and electrons from positive terminal to negative terminal c. Negative terminal to positive terminal and electrons from negative terminal to positive terminal d. Negative terminal to positive terminal and electrons from positive terminal to negative terminal

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A characteristic of the noble gases is that they all: w) have eight electrons in the outer shell x) have low stability y) form many compounds z) have filled outer electron shells

Description : A characteristic of the noble gases is that they all: w) have eight electrons in the outer shell x) have low stability y) form many compounds z) have filled outer electron shells

Last Answer : ANSWER: Z -- HAVE FILLED OUTER ELECTRON SHELLS

Compared to Chlorine, Bromine has: w) smaller atomic size x) higher density y) lower boiling point z) greater number of outer electrons

Description : Compared to Chlorine, Bromine has: w) smaller atomic size x) higher density y) lower boiling point z) greater number of outer electrons

Last Answer : ANSWER: X -- HIGHER DENSITY

The noble gases have low boiling points because: w) their ionization potentials are very low x) only weak Van der Waals forces hold the atoms together y) they are produced by the fractional distillation of liquid air z) they have eight electrons in the outer shell

Description : The noble gases have low boiling points because: w) their ionization potentials are very low x) only weak Van der Waals forces hold the atoms together y) they are produced by the fractional distillation of liquid air z) they have eight electrons in the outer shell

Last Answer : ANSWER: X -- ONLY WEAK VAN DER WAALS FORCES HOLD THE ATOMS TOGETHER

Electrons in the outer orbit are called:

Description : Electrons in the outer orbit are called: A. nuclei B. valences C. waves D. shells

Last Answer : Electrons in the outer orbit are called: valences

The number of electrons in the outer most orbit of carbon atom is?

Description : The number of electrons in the outer most orbit of carbon atom is?

Last Answer : The number of electrons in the outer most orbit of carbon atom is 4.

“Curie” is the unit of – (1) radioactivity (2) temperature (3) heat (4) energy

Description : “Curie” is the unit of – (1) radioactivity (2) temperature (3) heat (4) energy

Last Answer : (1) radioactivity Explanation: The curie (Symbol Ci) is a non-SI unit of radioactivity named after Marie and Pierre Curie.

"Curie" is unit of : (1) Radioactivity (2) Temperature (3) Heat (4) Energy

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“Curie” is unit of : (1) Radioactivity (2) Temperature (3) Heat (4) Energy

Description : “Curie” is unit of : (1) Radioactivity (2) Temperature (3) Heat (4) Energy

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(A) Heterolytic fission involves the breaking of a covalent bond in such a way that both the electrons of the shared pair are carried away by one of t

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Last Answer : (A) Heterolytic fission involves the breaking of a covalent bond in such a way that both the electrons of ... IF (A) is incorrect but (R) is correct.

The chemical reactivity of noble gases involves the loss of electrons and hence it can form compounds with highly electronegative elements like F and

Description : The chemical reactivity of noble gases involves the loss of electrons and hence it can form compounds with highly electronegative elements like F and

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The chemical reactivity of noble gases involves the loss of electrons and hence it can form compounds with highly electronegative elements like F and

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The chemical reactivity of noble gases involves the loss of electrons and hence it can form compounds with highly electronegative elements like F and

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Oxidation is a process which involves the 1. Loss of electrons 2. Gain of oxygen 3. Gain of electrons 4. Loss of oxygen The correct answers are: (a) 1 and 2 (b) 2 and 4 (c) 2 and 3 (d) 3 and 4

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Last Answer : Ans:(c)

Chemical reaction that involves the gain of electrons?

Description : Chemical reaction that involves the gain of electrons?

Last Answer : Reduction

Chemical reaction that involves the loss of electrons?

Description : Chemical reaction that involves the loss of electrons?

Last Answer : Oxidation

Corrosion involves exchange of electrons in __________ corrosion. (A) Chemical (B) Electrochemical (C) Both (A) & (B) (D) Neither (A) nor (B)

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A reduction reaction always involves the: w) loss of electrons x) gain of electrons y) addition of oxygen z) removal of oxygen

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Last Answer : ANSWER: X -- GAIN OF ELECTRONS

All the following statements about TSH are true except (A) It is a glycoprotein (B) It is made up of α- and β-subunits (C) Receptor recognition involves both the subunits (D) Its subunit is identical with those of FSH and LH

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Which of the following statements about risk is true? Select one: a. Project risk focuses on identifying, assessing, and eliminating the risks on the project. b. Risk management is all about eliminating risk. c. Project risk is an uncertain event that, even if it occurs, has no effect on project objectives. d. There are no risk-free projects. e. Risk management involves identification, evaluation, and elevation of risk

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Last Answer : d. There are no risk-free projects.

What is a great job/career that involves some physical activity?

Description : What is a great job/career that involves some physical activity?

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The mechanism of antibacterial action of tetracycline involves (a) Binding to a component of the 50S ribosomal subunit (b) Inhibition of translocase activity (c) Blockade of binding of aminoacyl – tRNA to bacterial ribosomes (d) Selective inhibition of ribosomal peptidyl transferases (e) Inhibition of DNA–dependent RNA polymerase

Description : The mechanism of antibacterial action of tetracycline involves (a) Binding to a component of the 50S ribosomal subunit (b) Inhibition of translocase activity (c) Blockade of binding of ... (d) Selective inhibition of ribosomal peptidyl transferases (e) Inhibition of DNA-dependent RNA polymerase

Last Answer : Ans: C

You are a project manager for Move It Now trucking company. Your company specializes in moving household goods across the city or across the country. Your A. 54 B. 66 C. 60 D. 30project involves upgrading the nationwide computer network for the company. Your lead engineer has given you the following estimates for a critical path activity: 60 days most likely, 72 days pessimistic, 48 days optimistic. What is the weighted average or expected value?

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Last Answer : C. 60

This type of Marketing involves any marketing activity conducting online. 1. Traditional Marketing 2. Web marketing 3. Cause Marketing 4. Transactional Marketing

Description : This type of Marketing involves any marketing activity conducting online. 1. Traditional Marketing 2. Web marketing 3. Cause Marketing 4. Transactional Marketing

Last Answer : Web marketing .

Morphine induced constipation involves the following mechanisms except: A. Increase in tone and decrease in propulsive activity of intestinal muscles B. Antivagal action C. Spasm of gastrointestinal sphincters D. Reduction of gastrointestinal secretions

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Last Answer : B. Antivagal action

Which of the following statements is not true? (a) The intensity of monsoons is determined by tropical depressions (b) Tamil Nadu receives rainfall from north-east monsoon (c) Andhra Pradesh is not much affected by retreating south-west monsoon (d) All are correct

Description : Which of the following statements is not true? (a) The intensity of monsoons is determined by tropical depressions (b) Tamil Nadu receives rainfall from north-east monsoon (c) Andhra Pradesh is not much affected by retreating south-west monsoon (d) All are correct

Last Answer : Ans: (d)

True statements about the cerebral blood flow include: a. it is constant for the blood pressure in the range between 50-150mmHg b. the blood pressure is affected more by the PaO2 than PaCO2 c. hypocapnia causes vasoconstriction d. cerebral arterioles constricts when the blood pressure raises

Description : True statements about the cerebral blood flow include: a. it is constant for the blood pressure in the range between 50-150mmHg b. the blood pressure is affected more by the PaO2 than PaCO2 c. hypocapnia causes vasoconstriction d. cerebral arterioles constricts when the blood pressure raises

Last Answer : it is constant for the blood pressure in the range between 50-150mmHg

Which one of the following statements concerning elements in the Periodic Table is correct? A Elements of the same group all have the same number of electrons in the outermost occupied electron shell. B Elements of Group 16 occur as cations in ionic compounds. C Oxides of elements in Groups 16 and 17 are basic. D The halogens (Group 17) are all gases at room temperature. E The Group 13 elements are all metals.

Description : Which one of the following statements concerning elements in the Periodic Table is correct? A Elements of the same group all have the same number of electrons in the outermost occupied electron shell. B ... (Group 17) are all gases at room temperature. E The Group 13 elements are all metals.

Last Answer : D) Are compounds that exhibit both metallic & non-metallic properties to some extent and are exemplified by elements like germanium, silicon & boron

2. In Activity 13.7, how do we think the displacement of rod AB will be affected if (i) current in rod AB is increased; (ii) a stronger horse-shoe magnet is used; and (iii) length of the rod AB is increased? -Physics-10

Description : 2. In Activity 13.7, how do we think the displacement of rod AB will be affected if (i) current in rod AB is increased; (ii) a stronger horse-shoe magnet is used; and (iii) length of the rod AB is increased? -Physics-10

Last Answer : A current carrying conductor when placed in a magnetic field experiences force. The magnitude of this force will increase with the increase in the amount of current, length of conductor and the strength ... AB is increased Stronger horse shoe magnet is used When the length of the rod AB increases

A mouse cell is treated with a chemical that interferes with the activity of microfilaments. Which of the following will probably be affected the most

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How has tectonic activity affected central America and the Caribbean islands?

Description : How has tectonic activity affected central America and the Caribbean islands?

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A specific fructokinase present in liver has a very high affinity for its substrate because (A) Km for fructose is very high (B) Km for fructose is very low (C) Activity is affected by fasting (D) Activity is affected by insulin

Description : A specific fructokinase present in liver has a very high affinity for its substrate because (A) Km for fructose is very high (B) Km for fructose is very low (C) Activity is affected by fasting (D) Activity is affected by insulin

Last Answer : Answer : B

Transketolase activity is affected in (A) Bitoin deficiency (B) Pyridoxine deficiency (C) PABA deficiency (D) Thiamine deficiency

Description : Transketolase activity is affected in (A) Bitoin deficiency (B) Pyridoxine deficiency (C) PABA deficiency (D) Thiamine deficiency

Last Answer : Answer : D

Transketolase activity is affected in (A) Biotin deficiency (B) Pyridoxine deficiency (C) PABA deficiency (D) Thiamine deficiency

Description : Transketolase activity is affected in (A) Biotin deficiency (B) Pyridoxine deficiency (C) PABA deficiency (D) Thiamine deficiency

Last Answer : B

Transketolase activity is affected in (A) Bitoin deficiency (B) Pyridoxine deficiency (C) PABA deficiency (D) Thiamine deficiency

Description : Transketolase activity is affected in (A) Bitoin deficiency (B) Pyridoxine deficiency (C) PABA deficiency (D) Thiamine deficiency

Last Answer : D) Thiamine deficiency