Question

The correct order is :
(1) Na,0 <MgO <A10, < SiO, (Basic character)
(2) LiH<NaH<KH<RbH<CsH(Acidic character)
(3) H,B0, < H,CO, < HNO(Acidic character)
(4) LiOH < Be(OH), <B(OH), (Basic character)
​

Answer 1

Explanation:

The correct order is :

(1) Na,0 <MgO <A10, < SiO, (Basic character)

(2) LiH<NaH<KH<RbH<CsH(Acidic character)

(3) H,B0, < H,CO, < HNO(Acidic character)

(4) LiOH < Be(OH), <B(OH), (Basic character)

3214 is the correct order