MEDIUM
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N-N bond length minimum in :

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Important Questions on The p-Block Elements

MEDIUM
The molecule with smallest N-N bond distance and higest NNO bond angle is
EASY
Which among the following oxides of nitrogen is brown coloured gas?
HARD
A colourless, neutral, paramagnetic oxide of Nitrogen 'P' on oxidation gives reddish brown gas Q. Q on cooling gives colourless gas R. R on reaction with P gives blue solid S. Identify P, Q, R, S respectively.
EASY
Which among the following compounds is used for the preparation of Nitrogen (IV) oxide?
MEDIUM
Sodium nitrite is reacted with H2SO4 to form NaHSO4,HNO3, water and X. Gold is dissolved in aqua regia to form water, AuCl4- and Y.X and Y are respectively
EASY
The product obtained as a result of a reaction of nitrogen with CaC2 is:
EASY
Chemical nature of the nitrogen oxide compound obtained from a reaction of concentrated nitric acid and P4O10 (in 4: 1 ratio) is:
EASY
Iodine reacts with concentrated HNO3 to yield Y along with other products. The oxidation state of iodine in Y , is:
MEDIUM
Among the oxides of nitrogen:

N2O3, N2O4 and N2O5; the molecule(s) having nitrogen - nitrogen bond is/are: