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.

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 NameLecturer Chemistry
SubjectChemistry Test 7
Test TypeMCQs
Total Questions25
Total Time20 Minutes
Total Marks100
0%

You have 20 minutes to pass to the quiz.

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

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

3 / 25

Which of the following statements is correct?

4 / 25

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

5 / 25

Which statement is correct?

6 / 25

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

7 / 25

Which describes the bond strength or bond dissociation energy?

8 / 25

Which of the following statements is correct regarding nucleophiles?

9 / 25

Which of the following is incorrect?

10 / 25

Which of the following is the strongest interaction?

11 / 25

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

12 / 25

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

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 is defined as a species that accepts a proton?

16 / 25

Which of the following is correct?

17 / 25

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

18 / 25

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

19 / 25

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

20 / 25

Which of the following statements is incorrect?

21 / 25

The isomers of a substance must have:

22 / 25

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

23 / 25

What does a “curved” arrow represent?

24 / 25

Which statement is correct about acid-base chemistry?

25 / 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:

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