Question

11.The symbol for sodium is ___________ .

• A. $\mathrm{S}$
• B. $\mathrm{Si}$
• C. $\mathrm{So}$
• D. $\mathrm{Na}$

Answer 1

The correct option is D

$\mathrm{Na}$

Explanation for correct option:

Option (D):

• Element is defined as a pure substance that cannot be broken down into simpler substances by any chemical or physical means.
• The Latin name of the element sodium is Natrium. Thus, the symbol of sodium is $\mathrm{Na}$.

Explanation for incorrect options:

Option (A): $\mathrm{S}$ is the symbol of sulfur.

Option (B): $\mathrm{Si}$ is the symbol of silicon.

Option (C): $\mathrm{So}$, no such element is known.

Hence, option (D) is the correct answer. The symbol for sodium is $\mathrm{Na}$.