Question

52
Some Basic Concepts of Chemistry
JEE (Advanced) (Live
SECTION - F
Number of hydrogen atoms in 36 ml of H.O at 277 K are x NAXIS
Integer Answer Type Questions
5.6 hitre of the gas have weigh 1 g at STP. Then atomic weight of the
How much amount of Caco, in gram having percentage purity 50 p
on heating?
Number of lone pairs in 18 ml H.O at 273 K is xN. Then value of x will be
ing percentage purity 50 per cent produces 0.56 litre of Co, at sy
5
6.
Equivalent weight of Pottash alum is and equivalent weight of gypsum is y
An Oleum is labelled as 105%. Then 100 g of this Oleum will react with y gram of war
The given compounds follow law of multiple proportion : NO, and NO. The valle
HO, is unstable in nature on heating it decomposes according to reaction
2H,O, (1) -2H,O (1) + O2 (9)
Is Oleum will react with y gram of water. What will be value of a
2
ortion : No, and NO. The value of x may be
ater is produced in above reaction at STP (CHO = 1 g/ml). The volume of oxygen produced
STP in litre is X. Find value of a
14
Gas analysis of sample shows that it has 20% H. 40% CH. 10% CO, 20% C,H, and 10% noncombustible
inert gases (Volume%). 2m' volume of above sample is combusted (burnt) completely with oxygen. IfX
OX
the volume of air required (in m). Calculate the value of
(Air consist 20% oxygen by volume)
10. A gaseous alkane (CH
) is exploded with oxygen. The volume of O, used and co, formed are in the rate
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Answer 1

I don't know answer sorry