PPSC Lecturer Chemistry Test 42 Online Preparation MCQs

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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 42
Test Type MCQs
Total Questions 25
Total Time 20 Minutes
Total Marks 100
0%

You have 20 minutes to pass to the quiz.

PPSC LECTURER OF CHEMISTRY TEST NO. 42

1 / 26

Preparation of a diazonium salt from a primary aromatic amine is known as :

2 / 26

Which of the following is least basic?

3 / 26

Which of the following reagents does not react with aniline?

4 / 26

Which of the following will give a precipitate with excess bromine water?

5 / 26

Chlorobenzene can be prepared by treatment of aniline with

6 / 26

Which of the following compounds will be most soluble in water at room temperature?

7 / 26

Iodobenzene can be prepared by

8 / 26

Aniline reacts with acetic anhydride to give :

9 / 26

Benzenediazonium chloride reacts with hypophosphorus acid to form :

10 / 26

Benzenediazonium chloride reacts with KI to form :

11 / 26

Which of the following compounds is aspirin

12 / 26

Bromobenzene can be prepared by treating aniline with

13 / 26

When phenol is treated with neutral FeCl3 solution, it develops

14 / 26

Phenol is used

15 / 26

Sodium phenoxide reacts with CO2 at 125°C under 5 atm pressure to give salicylic acid. This reaction is called

16 / 26

Aniline undergoes oxidation with Na2Cr2O7/H2SO4 to give

17 / 26

Benzenediazonium chloride reacts with phenol to form :

18 / 26

Which of the following compounds will react with PCl5 least vigorously?

19 / 26

Aniline reacts with nitrous acid at low temperatures to give

20 / 26

Which of the following are optimum temperature conditions for making benzenediazonium chloride from aniline?

21 / 26

Aniline reacts with bromine water to form

22 / 26

When aniline is heated with chloroform and alcoholic KOH, the product is

23 / 26

Benzenediazonium chloride reacts with warm water to give

24 / 26

Which of the following reagents is used to prepare benzenediazonium chloride from aniline?

25 / 26

The diazonium salts are the reaction products of the reaction of nitrous acid with

26 / 26

Which of the following compounds is most basic?

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