Chemistry

  1. Coal is an example of?
    (A) Igneous rocks
    (B) Metamorphic rocks
    (C) Sedimentary rocks
    (D) None of theabove
  2. Show Answer (C) Sedimentary rocks

  3. Black cotton soils (or Regur soils) are formed due to the disintegration of?
    (A) Granite
    (B) Basalt
    (C) Charcoal
    (D) Rhyolite

  4. Petrology deals with which of the following?
    (A) Study of the petroleum products
    (B) Study of petroleum-related market economy
    (C) Study of rocks in the earth's crust
    (D) Study of the formation of soils
  5. Show Answer (C) Study of rocks in the earth's crust

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

  8. 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;

  9. Fuel of the future is
    (A) Oxygen
    (B) Sulphur
    (C) Hydrogen
    (D) Nitrogen

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

  12. The gas predominantly responsible for global warming is?
    (A) Carbon Monoxide
    (B) Carbon di Oxide
    (C) Sulphur di Oxide
    (D) Nitrous Oxide
  13. Show Answer (B) Carbon di Oxide

  14. Which of the following fertilisers leaves acidic residue?
    (A) Urea
    (B) Ammonium Phosphate
    (C) Ammonium sulphate
    (D) Sulphate of potash
  15. Show Answer (C) Ammonium sulphate

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

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