Question

Which of the following is correct order a ) Na ≤ Zn ≤ Cn ≤ Hg b ) Hg ≤ Cn ≤ Zn ≤ Na c ) Cn ≤ Hg ≤ Zn ≤ Na d ) Zn ≤ Cn ≤ Hg ≤ Na​

Answer 1

Answer:

b

Explanation:

carbon monoxide hydrogen weather gas sulphate dioxide