1st Year Chemistry MCQs Chap No.11 Reaction Kinetics MDCAT

1st Year Chemistry MCQs Chap No.11 Reaction Kinetics MDCAT

Chemistry 1st Year MCQs Chapter No. 11 Reaction Kinetics, FSc, First Year Multiple Choice Questions, Medical College ( MDCAT ) , ECAT & University Admission Entry Test Exams Online Preparation, Chapter Wise Question Answers Notes in Pdf, Old Board Papers reference with Each Question, All Queries accommodated within 24 Hours. Click here to Contact us for any Query/Question regarding Exams.

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Book Name :  Chemistry
Chapter No. 11
Chapter Name : Reaction Kinetics
Total MCQ from Text Book :  33
Book Version  : 2022
Published By : Punjab Text Book Board Lahore
Approved By : Govt of the Punjab and Federal Ministry for Education
Test Type : MCQ’s
Exam conduct By : Inter Boards of Sindh, KPK, Balochistan, AJK, Gilgit Baltistan, Punjab & Federal
Class / Grade  : 11 ( F.Sc. Intermediate)
Total Marks : 33
Total Time :   33 minutes




GRADE 11 - CHEMISTRY - CHAPTER NO. 11 - REACTION KINETICS

GRADE 11 - CHEMISTRY - CHAPTER NO. 11 - REACTION KINETICS

1 / 33

Enzymes present in human body function best at around:

2 / 33

The unit of rate constant for second order reaction is:

3 / 33

If rate of a reaction is r = k[x]1/3 [y]2/3, the unit of rate constant (k) is:

4 / 33

Energy of activation is affected by:

5 / 33

235 95 U has a life of:

6 / 33

The unit of rate constant for third order reaction is:

7 / 33

The unit of rate constant for zero order reaction is:

8 / 33

The unit of the rate constant is the same as that of the rate of reaction in:

9 / 33

Which of the following is correct for first order reaction?

10 / 33

The rate of reaction can be measured by measuring the amount of radiation absorbed in:

11 / 33

Which of the following is incorrect for the order of a reaction?

12 / 33

C6H12O6 ? 2C2H5OH + 2CO2

13 / 33

For the reaction NO(g) + O3(g) ? NO2(g) + O2(g) The order of reaction is

14 / 33

The energy of activated complex is:

15 / 33

The rate of reaction:

16 / 33

The unit of rate constant for first order reaction is:

17 / 33

After three half lives of a chemical reaction, the % age fraction of the amount left is:

18 / 33

When a reaction takes place in multiple steps, the rate of such reaction in overall is determined by:

19 / 33

The activation energy for the forward reaction is 20kJ. B C + D -38 kJ The activation energy for this same reaction in the reverse direction will be:

20 / 33

HCOOH ? H2 + CO2 The catalyst Is:

21 / 33

Hydrolysis of tertiary butyl bromide is of the order of reaction:

22 / 33

In zero order reaction, the rate. is independent of:

23 / 33

A substance making the catalyst more efffective is known as:

24 / 33

Arrhenius gives a straight line if we plot a graph between:

25 / 33

In the following reaction, 2KMnO4+ 3H2SO4+ 5(COOH)2 ? K2SO4+ 2MnSO4+ 10CO2+ 8H2O The product MnSO4 acts as:

26 / 33

The unit of rate constant depends on:

27 / 33

With increase of 10 C temperature the rate of reaction doubles. This increase in rate of reaction is due to:

28 / 33

If 75% of a given amount of radioactive element disintegrates in 60 minutes, half life of that radioactive element will be:

29 / 33

HCOOH ? H2O + CO The catalyst used is:

30 / 33

t1/2 ? 1/a2 This expression of half life is for:

31 / 33

Urea is hydrolyzed to Ammonia and carbon dioxide using enzyme:

32 / 33

If the rate equation of a reaction 2A + B ? Products is, rate = k [A]2 [B], and A is present in large excess, then order of reaction is:

33 / 33

Decomposition of a compound is a first order reaction. 75% of this compound is decomposed in first 24 minutes. At the end of an hour after the start of the reaction, the amount of compound left is approximately.

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