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

  • Aluminium
  • Nitrogen
  • Silicon
  • Oxygen

Answer: Option D

Similar Questions :

1. Which is also called Stranger Gas ?

  • Xenon
  • Neon
  • Argon
  • Nitrous oxide

Answer: Option A

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

  • Aluminium
  • Nitrogen
  • Silicon
  • Oxygen

Answer: Option D

3. Contact lenses are made from ?

  • Polyvinyl chloride
  • Teflon
  • Polystyrene
  • Lucite

Answer: Option A

4. Which one is an organic Acid ?

  • Sulphuric
  • Citric
  • Nitric
  • Phosphoric

Answer: Option B

5. Water drops are spherical because of ?

  • viscosity
  • density
  • polarity
  • surface tension

Answer: Option D

Read more from - Chemistry Questions Answers
Post a comment

  • pawan parmar 10 years ago

    most abundant element in earth crust is oxygen.

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