Question Detail

Which one is an organic Acid ?

  • Sulphuric
  • Citric
  • Nitric
  • Phosphoric

Answer: Option B
Similar Questions :

1. pH of water is

  • 5
  • 6
  • 7
  • 8

Answer: Option C

2. Washing soda is ?

  • sodium sulphite
  • sodium bicarbonate
  • sodiun carbonate
  • sodium biosulphite

Answer: Option C

3. Permanent hardness of water is due to the presence of ?

  • Magnesium bicarbonate
  • Calcium bicarbonate
  • Sodium bicarbonate
  • Calcium sulphate

Answer: Option D

4. How many different oxides are formed by nitrogen ?

  • two
  • three
  • four
  • five

Answer: Option A

5. Which metal is heaviest ?

  • osmium
  • mercury
  • iron
  • nickle

Answer: Option A

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