PPSC Lecturer Chemistry Test 22 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 22
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 Test 22

1 / 25

Rank the following substances in order of increasing boiling point (lowest → highest):

(1) CH3CH2CH2CH2OH, (2) (CH3)2CHOCH3, (3) (CH3)3COH

2 / 25

Grain alcohol is another name for:

3 / 25

Which of the following compounds reacts slowest with Lucas reagent at room temperature?

4 / 25

Ethylmagnesium iodide reacts with formaldehyde to give a product which on acid-hydrolysis forms :

5 / 25

The number of structural isomers of alcohols with molecular formula C3H7OH is:

6 / 25

Which of the following reagents will replace –OH group by a halogen atom?

7 / 25

The number of structural isomers of alcohols with molecular formula C4H9OH is:

8 / 25

Which of the following compounds will react with methylmagnesium bromide to give tert-butyl alcohol?

9 / 25

Which of the following has the highest boiling point?

10 / 25

n-Propylmagnesium bromide on treatment with carbon dioxide and further hydrolysis gives :

11 / 25

Lucas reagents is:

12 / 25

Which of the following compounds will react with methylmagnesium iodide followed by acid-hydrolysis to give ethyl alcohol?

13 / 25

Which of the following compounds reacts fastest with HBr?

14 / 25

The high boiling points of alcohols, as compared to the corresponding alkanes, are due to:

15 / 25

Lucas test is used to determine the type of:

16 / 25

Phenylmagnesium bromide reacts with acetaldehyde to form an addition product which undergoes acid-hydrolysis to give:

17 / 25

Which of the following compounds will react fastest with Lucas reagent?

18 / 25

Ketones react with Grignard reagents to form an addition product which on hydrolysis gives a:

19 / 25

When ethanol is treated with sodium metal :

20 / 25

Why do alcohols have boiling points much higher than hydrocarbons of similar molecular weight?

21 / 25

Methanol is known as :

22 / 25

Which of the following alcohols can be prepared by the reaction of methyl formate with excess Grignard reagent?

23 / 25

Rectified spirit is:

24 / 25

Which of the following is the strongest base?

25 / 25

Which of the following gives positive Iodoform test :

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