Question Detail

What is extracted from Bauxite ?

  • Mica
  • Aluminium
  • Copper
  • Tin
Similar Questions :

1. The most abundant rare gas in the atmosphere is ?

  • He
  • Ne
  • Ar
  • Xe

2. The high reactivity of fluorine is due to ?

  • small size of fluorine atom
  • its high electro negativity
  • availability of d-orbitals
  • strong F - F bond

3. Bleaching action of chlorine is by

  • decomposition
  • hydrolysis
  • reduction
  • oxidation

4. The cyclotron is used to

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

5. The ejection of electrons when a metal surface is irradiated is known as

  • Black body radiation
  • Photoelectric effect
  • Zeeman effect
  • Atomic spectrum
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