Question

Assertion (A): Magnesium and manganese are represented by the symbol ‘Mg’ and ‘Mn’ respectively.
Reason (R): The chemical formula of magnesium and manganese are taken from their first and next prominent letters.

• A. Both A and R are true but R is not the correct explanation of A
• B. Both A and R are false
• C. Both A and R are true and R is the correct explanation of A
• D. A is true but R is false

Answer 1

The correct option is C Both A and R are true and R is the correct explanation of A

The first and second letters of both magnesium and manganese are same. Therefore, their first and next prominent letters are used to write their symbols.
Therefore, magnesium is represented by the symbol 'Mg' and manganese is represented by the symbol 'Mn'.