Statement-1: Lithium's reaction with water is less vigorous than that of sodium. Statement-2: Lithium has small size and very high hydration energy.

see full answer

Talk to JEE/NEET 2025 Toppers - Learn What Actually Works!

Real Strategies. Real People. Real Success Stories - Just 1 call away

An Intiative by Sri Chaitanya

Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1.

Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-1

Statement-1 is True, Statement-2 is False.

Statement-1 is False, Statement-2 is true.

answer is A.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

Because sodium is bigger than lithium and has a lower ionisation enthalpy, it reacts with water more forcefully than lithium. This is because sodium is a more electropositive metal. As we descend, the group's electropositive property grows as ionisation enthalpy decreases. Thus the option A is correct.

Watch 3-min video & get full concept clarity

Result Producing online coaching for JEE/NEET of south India

Largest All India Test Series for JEE/NEET

Best Books for IIT JEE

Best Books for NEET

How to Join IIT after 10th