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Which of the following is an example Of electron rich hydride?

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in Chemistry – Class 11 by (148k points)
Which of the following is an example Of electron rich hydride?

(a) methanol

(b) methane

(c) aluminium hydride

(d) ammonia

The question was asked in final exam.

This interesting question is from Hydrogen topic in chapter Hydrogen of Chemistry – Class 11

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Right answer is (d) ammonia

Explanation: Electron rich hydrides are the hydrides which have a greater number of electrons than required to form normal covalent bonds. Examples are the hydrides of group 15, 16 and 17, the excess electrons in these hydrides, are present as lone pairs of electrons.

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