PPSC Lecturer Chemistry Test 19 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.
If you found any incorrect answer in Quiz. Simply click on the quiz title and comment below on that MCQ. So that I can update the incorrect answer on time.

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Test Instructions:-
Test Name Lecturer Chemistry
Subject Chemistry Test 19
Test Type MCQs
Total Questions 25
Total Time 20 Minutes
Total Marks 100
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You have 20 minutes to pass to the quiz.


PPSC Lecturer of Chemistry Test 19

1 / 25

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

2 / 25

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

3 / 25

Grain alcohol is another name for:

4 / 25

Rank the following substances in order of increasing boiling point (lowest → highest):
(1) CH3CH2CH2CH2OH, (2) (CH3)2CHOCH3, (3) (CH3)3COH

5 / 25

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

6 / 25

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

7 / 25

Which of the following gives positive Iodoform test:

8 / 25

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

9 / 25

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

10 / 25

Lucas reagents is:

11 / 25

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

12 / 25

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

13 / 25

Rectified spirit is:

14 / 25

Methanol is known as:

15 / 25

Which of the following has the highest boiling point?

16 / 25

Methanol is known as:

17 / 25

Which of the following is correct?

18 / 25

Lucas test is used to determine the type of:

19 / 25

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

20 / 25

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

21 / 25

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

22 / 25

Which of the following has the highest boiling point?

23 / 25

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

24 / 25

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

25 / 25

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

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