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The metal that is used as a catalyst in the hydrogenation of oils is ?

  • Pb
  • Ni
  • Cu
  • Pt

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. What is used to avoid melting of ice ?

  • Gelatine
  • Butane
  • Methane
  • Any acid

Answer: Option A

3. Elements that show the properties of both metals and non metals are called ?

  • metalloids
  • allotropes
  • alloys
  • colloids

Answer: Option A

4. Which gas is used in fire extinguishers ?

  • Carbon dioxide
  • Nitrogen oxide
  • Carbon monoxide
  • Sulpher dioxide

Answer: Option A

5. The cyclotron is used to

  • accelerating particles
  • separating elements
  • purifying metals
  • making alloys

Answer: Option A

Read more from - Chemistry Questions Answers
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