Given below are two statement|The s-Block Elements|JEEMAIN

JEE-MAIN 2021

26-08-2021 S2

Question

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A) : Barium carbonate is insoluble in water and is highly stable.
Reason (R) : The thermal stability of the carbonates increases with increasing cationic size.

Select the correct option:

Both (A) and (R) are true but (R) is the true explanation of (A)

A) is true but (R) is false

Both (A) and (R) are true and (R) is not the true explanation of (A)

(A) is false but (R) is true.

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

In IIA group on moving down the group size of cation increases and show thermal stability of carbonate increases.

Question Tags

JEE Main

Chemistry