Chemistry Which of the following chemicals is used in photography ? Aluminium hydroxide Silver bromide Potassium nitrate Sodium chloride Aluminium hydroxide Silver bromide Potassium nitrate Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry In chemical terms, what are alums used for purifying water for drinking purposes ? Double nitrate Nitrates of aluminium Hydrated chlorides Double sulphates Double nitrate Nitrates of aluminium Hydrated chlorides Double sulphates ANSWER DOWNLOAD EXAMIANS APP
Chemistry Normal rainwater is slightly acidic due to the presence of None of these Methane Carbon dioxide Sulphur dioxide None of these Methane Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of Ozone layer is mainly due to Radioactive rays Aviation fuels Chlorofluorocarbons Volcanic eruptions Radioactive rays Aviation fuels Chlorofluorocarbons Volcanic eruptions ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat value of combustion of Gasoline is 47000 kJ/kg 12600 kJ/kg 39400 kJ/kg 14600 kJ/kg 47000 kJ/kg 12600 kJ/kg 39400 kJ/kg 14600 kJ/kg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Neoprene is prepared by polymerisation of which of the following 2-chloro-1, 3-butadiene 2-methyl 1, 3-butadiene Acrylonitrile 1,3-butadiene 2-chloro-1, 3-butadiene 2-methyl 1, 3-butadiene Acrylonitrile 1,3-butadiene ANSWER DOWNLOAD EXAMIANS APP
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