Chemistry

  1. What is oil of vitriol?
    (A) Sodium Chloride
    (B) Nitric Acid
    (C) Sulphuric Acid
    (D) Hydrochloric Acid
  2. Show Answer (C) Sulphuric Acid

  3. Which gas from Mathura refinery is a threat to Taj Mahal?
    (A) Carbon dioxide
    (B) Sulphur dioxide
    (C) Nitrous oxide
    (D) Nitrogen oxide
  4. Show Answer (B) Sulphur dioxide

  5. Which of the following is not a neutral oxide?
    (A) Carbon monoxide
    (B) Sulphur dioxide
    (C) Nitric oxide
    (D) water
  6. Show Answer (B) Sulphur dioxide

  7. Lamp black is a soft allotrope of which element
    (A) Sulphur
    (B) Nitrogen
    (C) Lead
    (D) Carbon

  8. Which of the following metals can displace hydrogen from dilute acids ?
    (A) Zinc
    (B) Gold
    (C) Copper
    (D) Silver

  9. Which of the following is not a bleaching agent?
    (A) Sulphur dioxide
    (B) Carbon dioxide
    (C) Sodium hypochlorite
    (D) Chlorine
  10. Show Answer (B) Carbon dioxide

  11. Metal which exhibit photoelectric effect
    (A) Caesium
    (B) Sulphur
    (C) Nitrogen
    (D) Sodium

  12. Low heating capacity of which of the following types of coal reduces its value as an industrial fuel?
    (A) Anthracite
    (B) Bituminous coal
    (C) · Lignite
    (D) Peat;

  13. The Contact Process is involved in the manufacturing of
    (A) Nitric acid
    (B) Sulphuric acid
    (C) Ammonia
    (D) Caustic soda
  14. Show Answer (B) Sulphuric acid

  15. Which ~f the following countries of Europe share the principal coalfields of the world?
    (A) France; Netherlands; Poland and Sweden
    (B) Belgium; France; Poland; U.K. and Germany
    (C) Poland; Norway; Sweden and Germany'
    (D) France; Norway; Netherlands and U.K.
  16. Show Answer (B) Belgium; France; Poland; U.K. and Germany

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