24g of an unknown gas occupied 8.4dm3at STP, Identify the gas among the following

Related Mcqs:

1. Hydrogen effuses four times more rapidly than volume of an unknown gas molar mass of unknown gas should be_______________?

   A. 16 gmol-1
   B. 32 gmol-1
   C. 48 gmol-1
   D. 64 gmol-1

2. 0.5 mole of nitrogen gas and 0.5 mole of carbon monoxide gas at STP have same_____________?

   A. Value of a
   B. Mass
   C. Atoms
   D. Both B and C

3. The maximum mass is present in 1dm3 for the following gas at STP.

   A. C₃H₈
   B. CO₂
   C. CO
   D. CS₂

   Submitted by: Aamir khan Hullio

4. The theoretical yield is, when % yield and actual yied are 55% and 24g respectively:

   A. 40g
   B. 43.6g 
   C. 45g
   D. 41.4g

   Submitted by: Aamir khan Hullio

5. The volume occupied by 2.8 g of N2 at STP______________________?

   A. 2.24 dm3
   B. 22.4 dm3
   C. 1.12 dm3
   D. 112 dm3

6. The volume occupied by 1.4g CO at S.T.P is___________________?

   A. 22.4 dm3
   B. 2.24 dm3
   C. 1.12 cm3
   D. 1.12 dm3

7. Which of the following method is used to separate Hydrogen gas from water Gas?

   A. Bosch Process
   B. Cyber Twinkling process
   C. Palladium process
   D. Steam process

   Submitted by: Aamir khan Hullio

8. The density of a gas is 1.964 g dm-3 at 273 K and 76 cm Hg. The gas is _________?

   A. CH4
   B. CO2
   C. C2H4
   D. Xe

   Submitted by: Muhammad Ali Kunbhar

9. In Bosch Process, that is used to separate the Hydrogen gas from water Gas, the catalyst is used ______?

   A. Pt
   B. FeO
   C. Cr²O³
   D. Both B&C

   Submitted by: Aamir khan Hullio

10. Water Gas is a mixture of two gases Hydrogen & Carbon monoxide, while separating Hydrogen gas by liquification process which one is liquefied first__?

    A. Hydrogen Gas
    B. Carbon Monoxide Gas
    C. Both at same time
    D. None of them

    Submitted by: Aamir khan Hullio