Which of the following metals forms a saline | vedclass

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Question

(A) Saline hydrides,also known as ionic hydrides,are formed by the reaction of $s$-block elements (alkali metals and alkaline earth metals,except $Be$

Vedclass · Accepted Answer

$Li$

Vedclass · Answer

(A) Saline hydrides,also known as ionic hydrides,are formed by the reaction of $s$-block elements (alkali metals and alkaline earth metals,except $Be$ and $Mg$) with dihydrogen at high temperatures.$Li$ is an alkali metal and forms a saline hydride $(LiH)$.$Be$ and $Mg$ form covalent/polymeric hydrides due to their high charge density and small size.$Ni$ is a $d$-block element and forms metallic (interstitial) hydrides.

Which of the following metals forms a saline hydride?

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