1.

Metal hydrides are ionic, covalent or molecular in nature. Among LiH, NaH, KH, RBH, CSH, the correct order of increasing ionic character is ......

Answer»

LiH > NaH > KH > RbH > CsH
LiH < NaH < KH < RbH < CsH
RbH < CsH < LiH < KH < NaH
NaH > CsH > LiH > RbH > KH

Solution :LiH < NAL


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