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What is hottest part of the gas flame is called ?

  • blue zone
  • luminous zone
  • dark zone
  • non-luminous zone

Answer: Option D

Similar Questions :

1. Bleaching action of chlorine is by

  • decomposition
  • hydrolysis
  • reduction
  • oxidation

Answer: Option A

2. What is the hardest form of carbon ?

  • coke
  • graphite
  • charcoal
  • diamond

Answer: Option D

3. What is the chemical name of table salt ?

  • Sodium nitrate
  • Ammonium chloride
  • Sodium chloride
  • Calcium chloride

Answer: Option C

4. The acid generally stored in batteries is

  • Nitric Acid
  • Hydrochloric Acid
  • Sulphuric Acid
  • Acetic Acid

Answer: Option C

5. Who proposed first atomic theory ?

  • E.Rutherford
  • De Broglie
  • John Dalton
  • D.I.Mendeleef

Answer: Option C

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