Home

State of Matter MCQ Question with Answer

State of Matter MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

Download State of Matter MCQ Question Answer PDF

Try State of Matter Mock Test

Question No : 15
What will be the mass of 6.03 x 1023 molecules of carbon monoxide ?

18.00
28.01
56.02
14.05

Question No : 16
Four 1 litre flasks are separately filled with the gases hydrogen, helium, oxygen and ozone at the same temperature and pressure, the ratio of total number of atoms of these gases present in the different flasks would be

3:2:2:1
2:1:2:3
1:2:2:3
1:1:1:1

Question No : 17
Which of the following contains the same number of atoms as 12 gms: of Magnesium (Atomic weights : Mg = 24, C = 12, Ca = 40)

10 gms of calcium
20 gms of carbon
20 gms of calcium
12 gms of carbon

Question No : 18
The vapour density of pure ozone would be

32
8
12
24

Question No : 19
The number of molecules in 32 gms of oxygen in

6.02 x 1010
3.2 x 1023
6.02 x 1022
32 x 1010

Question No : 20
How many moles of water are present in 180 gm. of water ?

11
5
90
21

Question No : 21
The vapour density of completely dissociated sociated NH4CL would be

Determined by the amount of solid NH4CL used in the experiment
Triple to that of NH4CL
Half of that NH4CL
Slightly less than half of that of NH4CL

Wanna test your skill? Here are some exams we prepared for you. So if you need to test your skill just attempt any exam from bellow.

Exam Name No. Of Q Link
Chemistry set 1 30 Start
Chemistry set 2 30 Start
Chemistry set 3 30 Start
Chemistry set 4 30 Start
Chemistry set 5 30 Start
Chemistry set 6 30 Start
Chemistry set 7 30 Start
Chemistry set 8 30 Start
Chemistry set 9 30 Start
Chemistry set 10 30 Start
Chemistry set 11 30 Start
Chemistry set 12 30 Start