☰ Pharmaceutical Chemistry I (Pharmacy Allopathy) - MCQs

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Q349.

Temporary hardness of water is due to the presence of:

  • A. Calcium bicarbonate
  • B. Magnesium bicarbonate
  • C. Sodium bicarbonate
  • D. Both A & B
    ✍ Discuss    
Q350.

In industry, hardness of water is removed by:

  • A. Chemical precipitation
  • B. Using zeolites
  • C. Ion exchange resin
  • D. All the above
    ✍ Discuss    
Q351.

One of the parameters used for the Plaster of Paris is:

  • A. Bulkiness
  • B. Setting property
  • C. Melting range
  • D. Solubility
    ✍ Discuss    
Q352.

Temporary hardness of water is easily removed by:

  • A. Freezing
  • B. Cooling
  • C. Boiling
  • D. All the above
    ✍ Discuss    
Q353.

Purified water is is prepared from potable water by:

  • A. Distillation method
  • B. Reverse osmosis method
  • C. Ion exchange method
  • D. All the above
    ✍ Discuss    
Q354.

In limit test for chloride nitric acid prevents opalescence caused due to:

  • A. Silver carbonate
  • B. Alkaline impurities
  • C. Carbon dioxide
  • D. All the above
    ✍ Discuss    
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