Question

The ratio between the neutrons present in nitrogen atom and silicon atoms with mass numbers $14$ and $28$ is :

• A. $7:3$
• B. $3:7$
• C. $1:2$
• D. $2:1$

Answer 1

Answer: (C)

$1:2$

Number of neutrons present in nitrogen is $7$ and number of neutrons present in silicon are $14$. The ratio is $7:14$ that is $1:2$.