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Which of the following hydrogen compounds is most ionic ?
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By Expert Faculty of Sri Chaitanya
a
LiH
b
CsH
c
HF
d
HI
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Correct option is B
IA group metal hydrrides are [ionic in nature] called ionic hydrides, Those are As the metallic nature of central metal increases ionic nature of hydride increasesTherefore easy of ionisation of M-H bond increases and hence most ionic is CsH→ Whereas HF,HCl,HBr, HI are covalent hydrides.
Similar Questions
Metal hydrides are ionic, covalent or molecular in nature. Among LiH, NaH, KH, RbH, CsH, the correct order of increasing ionic character is
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