Bonding by sharing of electrons — Covalent Bond — task. Chemistry CBSE Live product, Class 9 (2026-27).

Find the correct answer for the following questions:

1. Which of the following is a molecule of a compound?

\(CH_{4}\)
\(H_{2}\)
\(O_{2}\)
\(N_{2}\)

2. Which pair of molecules are both molecules of elements?

\(NH_{3}\) and \(CH_{4}\)
\(HCl\) and \(Cl_{2}\)
\(O_{2}\) and \(N_{2}\)
\(H_{2}O\) and \(CO_{2}\)

Login or Fast registration

Previous theory

Exit to the topic

Did you find an error?