Chemistry Questions for SSC Exams Set 4

Chemistry Questions Answers MCQ for various exams like SSC CGL, CPO, CHSL, High Court and other related exams.

  1. Conversion of chemical energy into electrical energy occurs in
    A) atomic bombs
    B) dynamo
    C) battery
    D) electric heaters
    View Answer
    Option C

  2. Which metal does not undergo corrosion due to formation of oxide layer?
    A) copper
    B) iron
    C) aluminium
    D) zinc
    View Answer
    Option C

  3. Quartz is a crystalline form of
    A) silica
    B) glass
    C) limestone
    D) alumina
    View Answer
    Option A

  4. The coloured discharge tubes for advertisement mainly contains
    A) xenon
    B) neon
    C) helium
    D) argon
    View Answer
    Option B

  5. Muscle fatigue is caused due to accumulation of
    A) pyruvic acid
    B) lactic acid
    C) uric acid
    D) hydrochloric acid
    View Answer
    Option B

  6. Which one of the following is a micro element?
    A) chlorine
    B) hydrogen
    C) nitrogen
    D) oxyfen
    View Answer
    Option A

  7. The gas that causes explosion in coal mines is
    A) hydrogen
    B) carbon monoxide
    C) carbon dioxide
    D) methane
    View Answer
    Option D

  8. Potassium permanganate is used as
    A) insecticide
    B) pesticide
    C) fertiliser
    D) disinfectant
    View Answer
    Option D

  9. The particle required to continue the chain process of Uranium fission is
    A) electron
    B) proton
    C) neutron
    D) positron
    View Answer
    Option C

  10. The chemical used for cloud seeding for artificial rains is
    A) silver nitrite
    B) potassium bromide
    C) silver iodide
    D) potassium nitrate
    View Answer
    Option C

  11. Ultraviolet rays can be used in water treatment as
    A) precipitator
    B) flocculator
    C) hydrolyser
    D) disinfectant
    View Answer
    Option D

  12. Which of the following metals can deposit copper from copper sulphate solution?
    A) platinum
    B) mercury
    C) iron
    D) gold
    View Answer
    Option C

  13. Browning of paper in old books is caused by
    A) frequent use
    B) lack of aeration
    C) collection of dust
    D) oxidation of cellulose
    View Answer
    Option D

  14. The compound with least value for octane number is
    A) 2- methyl heptane
    B) iso-octane
    C) 2,2-dimethyl hexane
    D) n-heptane
    View Answer
    Option D

  15. Iron rusts quickly in
    A) sea water
    B) rain water
    C) river water
    D) distilled water
    View Answer
    Option A

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