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.