EASY
JEE Main
IMPORTANT
Earn 100

The single largest industrial application of dihydrogen is:
(a)Manufacture of metal hydrides
(b)Rocket fuel in space research
(c)In the synthesis of ammonia
(d)In the synthesis of nitric acid

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Important Questions on The p-Block Elements
EASY
JEE Main
IMPORTANT
Which one of the following gases is reported to retard photosynthesis?

EASY
JEE Main
IMPORTANT
The set in which compounds have different nature is:

EASY
JEE Main
IMPORTANT
Chemical nature of the nitrogen oxide compound obtained from a reaction of concentrated nitric acid and (in ratio) is:

HARD
JEE Main
IMPORTANT
An inorganic Compound on treatment with concentrated produces brown fumes and gives dark brown ring with in presence of concentrated . Also Compound gives precipitate , when its solution in dilute is treated with gas. The precipitate on treatment with concentrated followed by excess of further gives deep blue coloured solution, Compound is:

HARD
JEE Main
IMPORTANT
On heating compound gives a gas which is constituent of air. This gas when treated with in the presence of a catalyst gives another gas which is basic in nature. should not be :

MEDIUM
JEE Main
IMPORTANT
The statement that is not true about ozone is :

EASY
JEE Main
IMPORTANT
Which of these statements is not true ?

MEDIUM
JEE Main
IMPORTANT
Example of a three-dimensional silicate is :
