# The units of rate constant and rate of reaction are identical for

1.  Zero order reaction

2.  First order reaction

3.  Second order reaction

4.  Pseudo - first order reaction

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Zero order reaction

Explanation :
No Explanation available for this question

# The activation energy of a reaction is zero. The rate constant of the reaction

1.  Increases with increase in temperature

2.  Decreases with increase in temperature

3.  Decreases with decrease in temperature

4.  Is nearly independent of temperature

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Is nearly independent of temperature

Explanation :
No Explanation available for this question

# The temperature coefficient for most of the reactions lies between

1.  2 and 3

2.  1 and 2

3.  3 and 4

4.  10

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2 and 3

Explanation :
No Explanation available for this question

1.  1x10-4mol L-1s-1

2.  3x10-4mol L-1s-1

3.  4x10-4mol L-1s-1

4.  6x10-4mol L-1s-1

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3x10-4mol L-1s-1

Explanation :
No Explanation available for this question

# The rate of a reaction :A+B→products is given as Rate =k[A][B] If B is taken in large excess, the order of reaction would be

1.  2

2.  1

3.  0

4.  Unpredictable

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1

Explanation :
No Explanation available for this question

# Reaction A+B→C+D+38 kcal, has activation energy 20 kcal. Activation energy for reaction C+D→A+B is

1.  20 kcal

2.  -20 kcal

3.  58 kcal

4.  18 kcal

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58 kcal

Explanation :
No Explanation available for this question

# The hydrolysis of ester in alkaline medium is a

1.  1st order reaction with molecularity 1

2.  2nd order reaction with molecularity 2

3.  1st order reaction with molecularity 2

4.  2nd order reaction with molecularity 1

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1st order reaction with molecularity 2

Explanation :
No Explanation available for this question

# The enzyme catalysed reaction is faster than a metal catalysed reaction because its activation energy is

1.  Greater than that of metal catalysed reaction

2.  Same as that of metal catalysed reaction

3.  Less than that of metal catalysed reaction

4.  None of the above

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Less than that of metal catalysed reaction

Explanation :
No Explanation available for this question

1.  Trimolecular

2.  Second order

3.  Pseudo first order

4.  zero order

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Pseudo first order

Explanation :
No Explanation available for this question

1.  112

2.  512

3.  40

4.  614

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