Number of Chemical species having bond between nitrogen atoms
`N_(2)O_(4), N_(2)O_(5), N_(2)H_(4), N_(2)O, N_(2)O_(3), NH_(4)NO_(3), H_2N_2`

How many of the following compounds has X-X bonds i.e., single covalent bond between two same elements in their molecules H_(4)P_(2)O_(6), H_(4)P_(2)O_(5), H_(4)P_(2)O_(7), N_(2)O, N_(2)O_(3), N_(2)O_(4), N_(2)O_(5),(HPO_(3))_(3) .

How many number of species has/have presence of X - O - X bond in N_(2)O_(3), N_(2)O_(5), H_(4)P_(2)O_(6), H_(4)P_(2)O_(7), H_(2)S_(2)O_(8), H_(2) S_(2)O_(5), N_(2)O_(4)

Identify the chemical species having identical bond order: O_(2)^(2+), N_(2), O_(2), O_(2)^(2-) .

The weakest N -N bond is present in (A) N_(2)O_(3) (B) N_(2)O_(4) (C) N_(2)H_(4) (D) N_(3)^(-)

Find the sum of oxidation number of nitrogen in (NH_(4))_(2)SO_(4), N_(2)H_(4) and N_(2)O_(4) .

Which of the following compounds contain bond between same type of atoms. N_(2)O_(4),B_(3)N_(3)H_(6),H_(2)S_(2)O_(3),N_(2)O,H_(2)S_(2)O_(8),B_(2)H_(6)

The total number of compounds having at least one bridging oxo group among the molecules given below is N_(2)O_(3), N_(2)O_(5), P_(4)O_(6), P_(4)O_(7), H_(4)P_(2)O_(5), H_(5)P_(3)O_(10), H_(2)S_(2)O_(3), H_(2)S_(2)O_(5)