Which pair of atoms is most likely to form a covalent compound?

  1. Sodium and chlorine
  2. Magnesium and oxygen
  3. Carbon and hydrogen
  4. Potassium and bromine
Answer

C) Carbon and hydrogen

Covalent bonds form between non-metals. Carbon and hydrogen are both non-metals; every other pair is a metal with a non-metal (ionic).

Chemistry MCQ · More Covalent bonding MCQs · Practise