Question
Chemistry Question on Classification of elements & periodicity in properties
Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R
Assertion A: Sodium is about 30 times as abundant as potassium in the oceans.
Reason R: Potassium is bigger in size than sodium.
In the light of the above statements, choose the correct answer from the options given below
A
Both A and R are true and R is the correct explanation of A
B
Both A and R are true and R is NOT the correct explanation of A
C
A is true but R is false
D
A is false but R is true
Answer
Both A and R are true and R is the correct explanation of A
Explanation
Solution
The correct option is(A): Both A and R are true and R is the correct explanation of A