Chemical Process Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart greenish blue color to the glass. Chromium Mangnese Copper Arsenic Chromium Mangnese Copper Arsenic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Vanillin is a type of Food preservative Dye Anti-pyretic drug Flavour Food preservative Dye Anti-pyretic drug Flavour ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the true statement pertaining to water treatment. Application of activated carbon reduces the temporary hardness of water Normally, the turbidity is removed by adding a coagulent prior to sedimentation Activated carbon can be used for taste & odour control without subsequent filtration Slow sand filters can remove colour completely Application of activated carbon reduces the temporary hardness of water Normally, the turbidity is removed by adding a coagulent prior to sedimentation Activated carbon can be used for taste & odour control without subsequent filtration Slow sand filters can remove colour completely ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Glycerine is recovered from lye by Extractive distillation technique Evaporation followed by vacuum distillation Liquid extraction technique None of these Extractive distillation technique Evaporation followed by vacuum distillation Liquid extraction technique None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not produced on commercial scale from sea water? Magnesium compounds Sodium sulphate Bromine Potassium compounds Magnesium compounds Sodium sulphate Bromine Potassium compounds ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ process is used for producing soda ash. Tromp Chance Chamber Solvay Tromp Chance Chamber Solvay ANSWER DOWNLOAD EXAMIANS APP
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