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  • Question

  • The most extensive, commercially useful source of thorium as monazite sand occurs in India at


  • Options
  • A. Orissa coast
  • B. Travancore coast
  • C. West Bengal coast
  • D. Gujarat coast

  • Correct Answer
  • Travancore coast 

    • Chemistry problems

    Search Results

    • 1. The law which states that the amount of gas dissolved in a liquid is proportional to its partial pressure is

    • Options
    • A. Dalton's law
    • B. Gay Lussac's law
    • C. Henry's law
    • D. Raoult's law
      • Discuss
    • 2. The most malleable metal is

    • Options
    • A. platinum
    • B. silver
    • C. iron
    • D. gold
      • Discuss
    • 3. The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is

    • Options
    • A. 2.05 gram
    • B. 3.05 gram
    • C. 4.05 gram
    • D. 5.05 gram
      • Discuss
    • 4. The most abundant rare gas in the atmosphere is

    • Options
    • A. He
    • B. Ne
    • C. Ar
    • D. Xe
      • Discuss
    • 5. The heat energy produced when the human body metabolises 1 gram of fat is

    • Options
    • A. 30 KJ
    • B. 1 KJ
    • C. 39 KJ
    • D. 29 KJ
      • Discuss
    • 6. The main chemical constituent of clay is

    • Options
    • A. silicon oxide
    • B. aluminium borosilicate
    • C. zeolites
    • D. aluminium silicate
      • Discuss
    • 7. The metallurgical process in which a metal is obtained in a fused state is called

    • Options
    • A. smelting
    • B. roasting
    • C. calcinations
    • D. froth floatation
      • Discuss
    • 8. The heat required to raise the temperature of body by 1 K is called

    • Options
    • A. specific heat
    • B. thermal capacity
    • C. water equivalent
    • D. None of the above
      • Discuss
    • 9. Zone refining is used for the purification of

    • Options
    • A. Au
    • B. Ge
    • C. Ag
    • D. Cu
      • Discuss
    • 10. The Latin word formica means ant. The name formic acid is derived from this Latin word because

    • Options
    • A. this acid, in ancient times, was used to eliminate ant-hills
    • B. this corrosive acid is secreted by ants to drive away their enemies
    • C. this acid was first obtained by the distillation of ants
    • D. ants are attracted by the odour of this acid
      • Discuss

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