Chemical Kinetics-Differential and Integral Forms of Zero and First Order Reactions (NEET Chemistry): Questions 14 - 16 of 16

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Question number: 14

» Chemical Kinetics » Differential and Integral Forms of Zero and First Order Reactions

MCQ▾

Question

At 500 K, the half-life period of a gaseous reaction at an initial pressure of 80 kPa is 350sec. When the pressure is 40 kPa, the half-life period is 175 sec; the order of the reaction is?

Choices

Choice (4) Response

a.

3

b.

1

c.

2

d.

0

Question number: 15

» Chemical Kinetics » Differential and Integral Forms of Zero and First Order Reactions

MCQ▾

Question

Which of the following statement is not correct regarding the order of reaction?

Choices

Choice (4) Response

a.

Order can be determined experimentally

b.

Order cannot be fractional

c.

A and B are correct only

d.

Order is equal to sum of powers of concentration terms of reactants

Question number: 16

» Chemical Kinetics » Differential and Integral Forms of Zero and First Order Reactions

MCQ▾

Question

In the first order reaction, the concentration of the reactant is reduced to 25 % in one hour. The half-life period of the reaction is?

Choices

Choice (4) Response

a.

2 hrs

b.

4 hrs

c.

¼ hrs

d.

½ hrs

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