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

  • Boron
  • Carbon
  • Argon
  • Mercury

Answer: Option A

2. Which acid is present in lemon ?

  • marlic acid
  • citric acid
  • lactic acid
  • tartaric acid

Answer: Option B

Explanation:

citric acid is present in lemon.

3. The most abundant element in the earth's crust is ?

  • Aluminium
  • Nitrogen
  • Silicon
  • Oxygen

Answer: Option D

4. What is used to avoid melting of ice ?

  • Gelatine
  • Butane
  • Methane
  • Any acid

Answer: Option A

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

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

Answer: Option A

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