Q3Multiple choice
Metal hydrides are ionic, covalent or molecular in nature. Among LiH, NaH, KH, RbH, CsH, the correct order of increasing ionic character is
- (i)LiH > NaH > CsH > KH>RbH
- (ii)LiH < NaH < KH < RbH < CsH
- (iii)RbH > CsH > NaH > KH > LiH
- (iv)NaH > CsH > RbH > LiH > KH
Show answer
(ii) LiH < NaH < KH < RbH < CsH