PPSC Lecturer Chemistry Test 17 Online Preparation MCQs

Given below on this Website Online Free Taleem is free online MCQ’s test related to PPSC of Lecturer Chemistry. All the individuals who are going to appear in PPSC Lecturer of Chemistry written test can attempt these tests in order to prepare for it in best possible way. Our tests include all the important questions MCQs of Lecturer of PPSC Chemistry, all Past Papers of Lecturer of Chemistry PPSC  that have extremely high amount of chances for been included in the actual exam which make our test undoubtedly the best source of preparation.

Note:-

There will be 25 multiple choice question in the test.
Answer of the questions will change randomly each time you start this test.
Practice this test at least 5 times if you want to secure High Marks.
At the End of the Test you can see your Test score and Rating.
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Test Instructions:-
Test NameLecturer Chemistry
SubjectChemistry Test 17
Test TypeMCQs
Total Questions25
Total Time20 Minutes
Total Marks100
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You have 20 minutes to pass to the quiz.

You have 20 minutes to pass to the quiz.


PPSC Lecturer of Chemistry Practice Test 17

1 / 25

Alkyl halides undergo:

2 / 25

The reaction of 1-butene with bromine, Br2, in aqueous solution gives primarily 1-bromo-2-butanol. Identify the nucleophilic species in the reaction:

3 / 25

Which alkyl halides react most readily by nucleophilic substitution?

4 / 25

When chloroform is heated with aqueous NaOH, it gives:

5 / 25

2-Propanol reacts with KBr and concentrated H2SO4 to give:

6 / 25

A compound, C15H24, is reacted with excess hydrogen using a metal catalyst. One equivalent of the compound consumed three equivalents of hydrogen. How many rings did the original compound have?

7 / 25

n-Propyl iodide reacts with sodium ethoxide to give:

8 / 25

Which of the following elements has greater 1st ionization energy....................?

9 / 25

2,2-Dichloropropane reacts with aqueous KOH to give:

10 / 25

Which of the following poisonous gas is formed when chloroform is exposed to light and air?

11 / 25

Which of the following compounds will not give a white precipitate with alcoholic AgNO3:

12 / 25

Which compound reacts most rapidly by an SN1 mechanism?

13 / 25

Carbylamine test involves heating a mixture of:

14 / 25

Which of the following reagents cannot be used to prepare an alkyl chloride from an alcohol?

15 / 25

2-Bromobutane reacts alcoholic KOH to mainly give:

16 / 25

Which of the following compounds would react most rapidly in an SN2,reaction?

17 / 25

Freon-12, CCl2F2, is used as a:

18 / 25

Isopropyl bromide reacts with alcoholic KOH to give:

19 / 25

The best way to prepare 1,2-Dibromoethane is to treat:

20 / 25

Which of the following compounds has been suggested as causing depletion of the ozone layer in the upper stratosphere?

21 / 25

Which of the following factors influence whether a reaction will proceed by an SN1, SN2, E1, or E2 mechanism?

22 / 25

Which of the following compounds will give a white precipitate with alcoholic AgNO3?

23 / 25

1,1-Dichloropropane reacts with aqueous KOH to give:

24 / 25

1-Bromobutane reacts with alcoholic KOH to mainly give:

25 / 25

Which brief statement most accurately describes why alkenes react the way they do?

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The average score is 64%

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