MEDIUM
JEE Main
IMPORTANT
Earn 100
Given below are the statements about diborane
(a) Diborane is prepared by the oxidation of with
(b) Each boron atom is in hybridized state
(c) Diborane has one bridged centre--electron bond
(d) Diborane is a planar molecule
The option with correct statement(s) is
(a) Diborane is prepared by the oxidation of with
(b) Each boron atom is in hybridized state
(c) Diborane has one bridged centre--electron bond
(d) Diborane is a planar molecule
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Important Questions on The p-Block Elements
MEDIUM
JEE Main
IMPORTANT
Which one of the following group- hydride is the strongest reducing agent ?
EASY
JEE Main
IMPORTANT
The single largest industrial application of dihydrogen is:
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 :
