Multiple choice

Which of the following is a chemical test for hydrogen gas?

  1. Pops with lit splint

  2. Turns limewater cloudy

  3. Bleaches damp litmus paper white

  4. Relights a glowing splint

  5. Smells of burning sulphur

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

This is a test for hydrogen.