General Knowledge Quiz - Question & Answers Set - 43

  • Question 8 :
  • The washing soda is
  • Sodium Hydroxide
  • Potassium Hydroxide
  • Sodium Carbonate
  • Calcium Carbonate
  • Question 10 :
  • Fool's Gold is
  • German Silver
  • Copper Pyrites
  • Pitch Blend
  • Iron Pyrites
General Knowledge Quiz - Question & Answers Set - 43
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