# 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.

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Question No : 1
22.4 litre of any gas at N.T.P. will contain

One gram equivalent
One gram atomic weight
One gram atom
One gram molecule

Question No : 2
The vol. of 20 gm. of hydrogen at N.T.P. is

22.4 litres
112 litres
12 litres
224 litres

Question No : 3
The V.D. of a gas is 11.2 gm. The volume occupied by 11.2 gm. of this gas at N.T.P. is

12 litre
11.2 litres
2.24 litres
22.4 litres

Question No : 4
If the temperature and pressure remain unchanged the volume of ${O}_{2}$obtained by the decomposition of a certain volume of $S{O}_{2}$ will be

Triple the volume of $S{O}_{2}$
Half the volume of $S{O}_{2}$
Equal to the volume of $S{O}_{2}$
One third the volume of $S{O}_{2}$

Question No : 5
According to Avogadro's hypothesis equal volumes of two gases under the same conditions of temperature and pressure contain

Equal number of electrons
Equal number of ions
Equal number of atoms
Equal number of molecules

Question No : 6
The vapour density of a gas is 11.2. The volume occupied by 2.4 g of the gas at S.T.P wil be

2.4 litres
3.6 litres
2.24 litres
11.2 liters

Question No : 7
The number of molecules of $C{O}_{2}$ present in 44 gms. of $C{O}_{2}$ is

6 x ${}^{{10}^{23}}$ approx
${10}^{30}$ approx
3 x ${}^{{10}^{10}}$ approx
12 x approx

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