A. Bromine
B. Magnesium compounds
C. Potassium compounds
D. Sodium sulphate
Correct Answer: Sodium sulphate ✔
Last Updated: February 14, 2019
Related MCQs
- Glycerine can be obtained from __________ ?
- Permanent hardness of water is due to the presence of calcium & magnesium __________?
- Deaeration of water in its treatment is necessary, as it__________?
- Use of water having dissolved oxygen in boilers promotes__________?
- Reaction of ethylene glycol and dimethyl terephthalate (DMT) produces __________?
- Sudden temperature fluctuation does not affect pyrex glass, because of its __________?
- Which of the following is a constituent of coffee ?
- Dacron (or Terylene) fibres as compared to nylon fibres have__________?
- Common salt is generally not produced commonly by __________ method from brine ?
- Flash point of most vegetable oils is about __________ °C ?
- Most widely and commonly used coagulant for the removal of suspended impurities in water is __________?
- The major constituent of black liquor generated during paper manufacture is sodium__________?
- Paper grade bamboo contains about __________ percent cellulose ?
- Cement setting under water employs a/an __________ process ?
- Hydrogenation of vegetable oils is a/an __________ reaction ?
- Oxygen is produced by fractionation of air using __________ process?
- Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process?
- Synthetic glycerine is produced from__________?
- Oil produced by solvent extraction__________?
- ‘Hollander beater’ machine used in the paper manufacturing plant does not accomplish the task of__________?
- Which of the following is a constituent of vinegar ?
- Dehydrogenation of Isopropanol produces __________?
- Phthalic anhydride is made by the __________?
- Absorption of SO3 in 97% H2SO4 is__________?
- Washing soda is chemically represented by __________?
- Free alkali in a toilet soap is __________ that in a laundry shop ?
- Plaster of Paris is __________?
- Blue vitriol is chemically__________?
- Sulphuric acid is mainly used in the __________ industry ?
- Which of the following is a detergent ?
- Commercial scale production of hydrogen from iron-steam reaction represented by, 3Fe + 3H2O = Fe3O4 + 4H2, is not practised, as it is __________?
- Silicon carbide is a/an__________?
- Le-Blanc process is a primitive process for the manufacture of__________?
- A bio-catalyst produced by living cells which acts independent of the cell is called a/an__________?
- Electro deposition of metals i.e. electroplating is never done on__________?
- Gypsum is chemically __________ ?
- Trinitro-toluene (TNT) is __________ ?
- Which of the following is used as a coagulant in treating turbid water ?
- Electric bulbs are made of __________ glass ?
- Hollander beater used during paper pulp manufacture does not facilitate the __________ of fiber?
- Massecuite is __________?
- An alkali metal salt of Palmitic acid is known as __________?
- Which of the following is a disaccharide ?
- Solvay process is not used for the manufacture of potassium carbonate, because of the reason that potassium bicarbonate ?
- Potassium is kept & transported under __________ ?
- A substance produced by a living organism and capable of anti-microbial activity is called a/an < __________?
- Oils and fats are converted to soap in a process called __________?
- Bakelite is __________?
- Sea weeds are an important source of__________?
- Riboflavin is a/an__________?
- Lurgi coal gasifier is a pressurised __________ bed reactor ?