S Block Elements Question 97

Question: Select the correct statements :

I. $ C{{s}^{+}} $ is more highly hydrated than the other alkali metal ions

II. Among the alkali metals $ Li,Na,K $ and $ Rb, $ lithium has the highest melting point

III. Among the alkali metals, only lithium forms a stable nitride by direct combination with nitrogen

Options:

A) I, II and III

B) I and II

C) I and III

D) II and III

Show Answer

Answer:

Correct Answer: D

Solution:

[d] Amongst alkali metal ions, $ Li $ ions are highly hydrated.