Chemical Process Black liquor is converted into white liquor by Selective liquid extraction Extractive distillation Multi-effect evaporation only Evaporation and burning the concentrate followed by causticisation of products Selective liquid extraction Extractive distillation Multi-effect evaporation only Evaporation and burning the concentrate followed by causticisation of products ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Permanent hardness of water is due to the presence of calcium & magnesium Sulphates & chlorides Bi-carbonates None of these Carbonate Sulphates & chlorides Bi-carbonates None of these Carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Graphite is a/an Moderator used in nuclear reactor Electrical insulator Both B and C Allotrope of carbon Moderator used in nuclear reactor Electrical insulator Both B and C Allotrope of carbon ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following processes does not produce Cl₂ as a co-product during the manufacture of caustic soda? Lime-soda process Mercury electrolytic cell process Diaphragm electrolytic cell process None of these Lime-soda process Mercury electrolytic cell process Diaphragm electrolytic cell process None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Common salt is generally not produced commonly by __________ method from brine. Solar evaporation Electrolytic Vacuum evaporation Freeze drying Solar evaporation Electrolytic Vacuum evaporation Freeze drying ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving) characteristic of cement? Calcium & aluminium stearate Formic acid Stearic acid Xanthates Calcium & aluminium stearate Formic acid Stearic acid Xanthates ANSWER DOWNLOAD EXAMIANS APP
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