Question

Which of the following elements will form an acidic oxide?

• A. An element with atomic number $7$
• B. An element with atomic number $3$
• C. An element with atomic number $12$
• D. An element with atomic number $19$

Answer 1

The correct option is A An element with atomic number $7$

Non-metals usually forms acidic oxide. From the option, non-metal is one which has atomic number $7$ which is nitrogen.

Hence, the correct option is $\text{A}$