HARD
JEE Main
IMPORTANT
Earn 100

A compound which contains one atom of and two atoms of for each three atoms of , is made by mixing of , atoms of and of atoms. Given that only of compound results, calculate the atomic weight of , if the atomic weight of and are and , respectively.

Important Questions on Some Basic Concepts, Mole Concept and Stoichiometry
MEDIUM
JEE Main
IMPORTANT
For the reaction given below, calculate the mass of produced from and of . Also, report the limiting reagent.

MEDIUM
JEE Main
IMPORTANT
Carbon disulphide can be made from the by-product of . The overall reaction is:
How much of can be produced from of waste with of coke, if the conversion is ?

MEDIUM
JEE Main
IMPORTANT
Find out the weight of zinc that would be required to produce enough hydrogen to reduce completely of copper oxide to copper? (Atomic mass: H-1, O-16, S-32,Cu-63.5, Zn-65.4)

HARD
JEE Main
IMPORTANT
of any gas at was heated with tin. Tin got converted into stannous sulphide and hydrogen was left. This hydrogen when passed over hot , produced of . Suppose the vapour density of the gas is , find its formula.

MEDIUM
JEE Main
IMPORTANT
Calculate the amount of needed in the Mond's process given below.
If used in this process is obtained through a process, in which of carbon is mixed with .

MEDIUM
JEE Main
IMPORTANT
Equal weight of '' (atomic weight) and '' (atomic weight) react to form the compound, . If that is the case, then

MEDIUM
JEE Main
IMPORTANT
In a certain operation, of reacts with of . Calculate the yield of if of is actually obtained [atomic weight of , atomic weight of ]

MEDIUM
JEE Main
IMPORTANT
is produced by the following steps of reaction:
How much (metal) is consumed to produce of ?
