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Question Detail

Biogas majorly contains ?

  • Ethane
  • Methane
  • Hydrogen
  • CO

Answer: Option B

Similar Questions :

1. The chemical used as a fixer in photography is ?

  • sodium thiosulphate
  • sodium sulphate
  • borax
  • ammonium sulphate

Answer: Option A

2. Which of the following elements behave chemically both as a metal and a non metal?

  • Boron
  • Carbon
  • Argon
  • Mercury

Answer: Option A

3. The oxide of Nitrogen used in medicine as anaesthetic is ?

  • Nitrogen pentoxide
  • Nitrous oxide
  • Nitric oxide
  • Nitrogen dioxide

Answer: Option A

4. The metal used to recover copper from a solution of copper sulphate is ?

  • Na
  • Ag
  • Hg
  • Fe

Answer: Option D

5. Which metal is heaviest ?

  • osmium
  • mercury
  • iron
  • nickle

Answer: Option A

Read more from - Chemistry Questions Answers
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