Chemistry MCQs for PPSC FPSC KKPSC BPSC SPSC NTS Online Test No.56

Online Free Taleem is free online MCQ’s test related to Lecturer Chemistry. All the individuals who are going to appear in PPSC, FPSC, KKPSC, SPSC, BPSC, AJ&KPSC, NTS, Lecturer Chemistry written test can attempt these tests in order to prepare for it in best possible way. Our tests of Lecturer of Chemistry include all the important questions and Past Paper of  Lecturer Chemistry, 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.
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Test Instructions:-
Test NameLecturer Chemistry
SubjectChemistry Test 56
Test TypeMCQs
Total Questions25
Total Time20 Minutes
Total Marks100

You have 20 minutes to pass to the quiz.

Lecturer of Chemistry Online Test No. 56

1 / 25

Among the following pairs of compounds, the one that illustrates the law of multiple proportions is:

2 / 25

The vapour density of a mixture having NO2 and N2O4 is 27.6. The mole fraction NO2 in the mixture is:

3 / 25

The number of e- present in 3.6 ml drop of water with a density of 1 g/ml as?

a).2 NA

b). NA

c). NA/2

d). 4NA

4 / 25

How many moles of acidified FeSO4 can be completely oxidized by one mole of KMnO4?

5 / 25

Avogadro’s number is the number of molecules present in:

6 / 25

The number of moles of KCl in 1000 mL of 3 molar solution is:

7 / 25

The correct relationship between molecular mass and vapour density is:

8 / 25

The value of 1 amu is equal to:

9 / 25

The number of grams of a dibasic acid (molecular weight 200) present is 100 mL of its aqueous solution to give decinormal strength is:

10 / 25

The equivalent weight of an acid is equal to:

11 / 25

What volume of hydrogen gas at 273 K and 1 atm pressure will be consumed in obtaining 21.6 g of What volume of hydrogen gas at 273 K and 1 atm pressure will be consumed in obtaining 21.6 g of:

12 / 25

The hydrated salt Na2CO3 n H2O undergoes 63% loss in mass on heating and becomes anhydrous. The value of n is:

13 / 25

How many moles of potassium chlorate should be decomposed completely to obtain 67.2 litres of oxygen at STP?

14 / 25

Normality of 0.04 M H2SO4 is:

15 / 25

Normality of 0.3 M H3PO4 solution is:

16 / 25

A mole of any substance is related to:

17 / 25

The number of significant figures for the three numbers 193 cm, 0.193 cm, 0.0193 cm are:

18 / 25

The pollution of SO2 in air is 10 ppm by volume. The volume of SO2 per litre of air is:

A). 10-2 mL

B). 10-3 mL

C). 10-4 mL

D). 10-6 mL

19 / 25

A boy drinks 500 mL of 9% glucose solution. The number of glucose molecules he has consumed are [mol. wt. of glucose = 180].

A). 0.5 × 1023

B).1.0 × 1023

C).1.5 × 1023

D). 2.0 × 1023

20 / 25

Which among the following is the heaviest?

21 / 25

The molarity of pure water is:

22 / 25

How many grams of phosphoric acid is required to complete neutralize 120 g of sodium hydroxide?

23 / 25

25 mL of a solution of barium hydroxide on titration with 0.1 molar solution of hydrochloric acid gave a titre value of 35 mL. The molarity of barium hydroxide solution was:

24 / 25

Number of atoms in 560 g of Fe (atomic mass 56 g mol-1) is:

25 / 25

The specific heat of metal is 0.16. Its atomic weight is:

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