PPSC Lecturer Chemistry Test 7 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.


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 7
Test Type MCQs
Total Questions 25
Total Time 20 Minutes
Total Marks 100

You have 20 minutes to pass to the quiz.

PPSC Lecturer of Chemistry Practice Test 7

1 / 25

Which of the following is not normally considered to be a nucleophile?
(a) NH3
(b) CH3NH2
(c) HC≡C:–
(d) CH3CH2+

2 / 25

Two compounds have the same composition and also have the same atoms attached to the same atoms, although with different orientations in space. These compounds are:

3 / 25

Which of the following ranges best represents the strength of a hydrogen bond?

4 / 25

Which of the following is the strongest interaction?

5 / 25

What does a “curved” arrow represent?

6 / 25

Which of the following is incorrect?

7 / 25

An increase in which of the following results in a decrease in the rate of the chemical reaction?

8 / 25

Which of the following is a nucleophile?
(a) AlCl3
(b) H3O+
(c) BF3
(d) CN–

9 / 25

Which statement is correct?

10 / 25

Which of the following is the strongest acid?
(a) HI
(b) H2O
(c) CH4
(d) CH3OH

11 / 25

Which describes the bond strength or bond dissociation energy?

12 / 25

The isomers of a substance must have:

13 / 25

What is the predicted shape, bond angle, and hybridization for CH3+?
(a) trigonal planar, 120°, sp2
(b) trigonal planar, 120°, sp3
(c) trigonal planar, 109.5°, sp2
(d) trigonal pyramidal, 120°, sp2

14 / 25

The stronger the acid:

15 / 25

Which statement is correct about acid-base chemistry?

16 / 25

What is the name given for a species that contains a positively charged carbon atom?

17 / 25

Which of the following is a nonpolar molecule?
(a) HCl
(b) CH3Cl
(c) H2
(d) NH3

18 / 25

Which is defined as a species that accepts a proton?

19 / 25

Which of the following statements is incorrect?

20 / 25

What orbitals overlap to create the H–C bond in CH3+?
(a) sp3–sp3
(b) sp2–sp3
(c) s–p
(d) s–sp2

21 / 25

The reaction step that has its transition state at the highest point on the reaction coordinate is the called the:

22 / 25

Which of the following is correct?

23 / 25

Which of the following statements is correct regarding nucleophiles?

24 / 25

Which of the following statements is correct?

25 / 25

An electrophile acts as a .................................when it reacts with a nucleophile.

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