Chemistry In chemical terms, what are alums used for purifying water for drinking purposes ? Hydrated chlorides Nitrates of aluminium Double sulphates Double nitrate Hydrated chlorides Nitrates of aluminium Double sulphates Double nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry KMnO4 can be used as a/an Disinfectant Pesticide Insecticide Fertiliser Disinfectant Pesticide Insecticide Fertiliser ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following compounds is commonly used as an antiseptic in mouthwashes and toothpastes ? Hydrogen peroxide Borax Sodium chloride Saltpetre Hydrogen peroxide Borax Sodium chloride Saltpetre ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a donor atom? Phosphorus Aluminium Arsenic Antimony Phosphorus Aluminium Arsenic Antimony ANSWER DOWNLOAD EXAMIANS APP
Chemistry A detergent is a Drug Catalyst Soap Cleansing agent Drug Catalyst Soap Cleansing agent ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to remove ink and rust stains on cloth? Alcohol Ether Kerosene oil Oxalic acid Alcohol Ether Kerosene oil Oxalic acid ANSWER DOWNLOAD EXAMIANS APP
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