PPSC Lecturer Chemistry Test 42 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.
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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

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

2 / 26

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

3 / 26

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

4 / 26

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

5 / 26

Chlorobenzene can be prepared by treatment of aniline with

6 / 26

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

7 / 26

Benzenediazonium chloride reacts with warm water to give

8 / 26

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

9 / 26

Phenol is used

10 / 26

Aniline reacts with bromine water to form

11 / 26

Benzenediazonium chloride reacts with KI to form :

12 / 26

When phenol is treated with neutral FeCl3 solution, it develops

13 / 26

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

14 / 26

Which of the following is least basic?

15 / 26

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

16 / 26

Which of the following compounds is aspirin

17 / 26

Aniline reacts with acetic anhydride to give :

18 / 26

Iodobenzene can be prepared by

19 / 26

Aniline reacts with nitrous acid at low temperatures to give

20 / 26

Aniline undergoes oxidation with Na2Cr2O7/H2SO4 to give

21 / 26

Which of the following reagents does not react with aniline?

22 / 26

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

23 / 26

Benzenediazonium chloride reacts with hypophosphorus acid to form :

24 / 26

Bromobenzene can be prepared by treating aniline with

25 / 26

Benzenediazonium chloride reacts with phenol to form :

26 / 26

Which of the following compounds is most basic?

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