
Which of the following statements is not true regarding metallic hydrides?
(a) They are non-stoichiometric.
(b) These hydrides have low density.
(c) The lattice of these hydrides (except a few) is the same as their parents.
(d) These hydrides obey the law of constant composition.
(a) They are non-stoichiometric.
(b) These hydrides have low density.
(c) The lattice of these hydrides (except a few) is the same as their parents.
(d) These hydrides obey the law of constant composition.
(c) and (d) but not (a), (b).

Important Questions on Hydrogen and Its Compounds

Given below are two statements.
Statement I : Stannane is an example of a molecular hydride.
Statement II : Stannane is a planar molecule. In the light of the above statement, choose the most appropriate answer from the options given below

Match the following:
Column I | Column II | ||
(a) | Saline hydride | (i) | |
(b) | Electron-deficient hydride | (ii) | |
(c) | Electron-precise hydride | (iii) | |
(d) | Electron-rich hydride | (iv) | |
(e) | Metallic hydride | (v) |

Match List - I with List - II.
List - I (Hydrides) |
List - II (Nature) |
||
(a) | (i) | Electron precise | |
(b) | (ii) | Electron deficient | |
(c) | (iii) | Electron rich | |
(d) | (iv) | Ionic |
Choose the correct answer from the options given below:

Statement I : Sodium hydride can be used as an oxidising agent.
Statement II : The lone pair of electrons on nitrogen in pyridine makes it basic.
Choose the CORRECT answer from the options given below :

Electron-deficient hydride | |||
Electron-precise hydride | |||
Electron-rich hydride | |||
Saline hydride | |||





Saline hydrides produce gas when reacted with
Reaction of with leads to .
and are electron - rich and electron - precise hydrides, respectively.
and are called as molecular hydrides.










