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Who proposed first atomic theory ?

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

Answer: Option C

Similar Questions :

1. Biogas majorly contains ?

  • Ethane
  • Methane
  • Hydrogen
  • CO

Answer: Option B

2. Which of the following gas is used in cigarette lighters ?

  • Butane
  • Propane
  • Methane
  • Ethane

Answer: Option A

3. The nuclear particles which are assumed to hold the nucleons together are ?

  • positrons
  • neutrons
  • electrons
  • mesons

Answer: Option D

4. Which of the following is produced during the formation of photochemical smog ?

  • Nitrogen Oxides
  • Hydrocarbons
  • Methane
  • Ozone

Answer: Option D

5. The metallurgical process in which a metal is obtained in a fused state is called ?

  • roasting
  • calcinations
  • smelting
  • froth floatation

Answer: Option C

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