Chemistry Food cans are coated with tin and not with zinc because Zinc is costlier than tin Zinc is more reactive than tin Zinc is less reactive than tin Zinc has a higher melting point than tin Zinc is costlier than tin Zinc is more reactive than tin Zinc is less reactive than tin Zinc has a higher melting point than tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gas released during Bhopal tragedy was : Sodium isothiocyanate Ethyl isothiocyanate Potassium isothiocyanate Methyl isothiocyanate Sodium isothiocyanate Ethyl isothiocyanate Potassium isothiocyanate Methyl isothiocyanate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is used in photography ? Aluminium hydroxide Potassium nitrate Silver bromide Sodium chloride Aluminium hydroxide Potassium nitrate Silver bromide Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bee sting contains A salt solution A corrosive liquid An acidic liquid An alkaline liquid A salt solution A corrosive liquid An acidic liquid An alkaline liquid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a greenhouse gas ? Sulphur dioxide Carbon dioxide Nitrogen Helium Sulphur dioxide Carbon dioxide Nitrogen Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The molecular mass of a gas is Not related to its vapour pressure Equal to its vapour pressure Twice its vapour pressure Half its vapour pressure Not related to its vapour pressure Equal to its vapour pressure Twice its vapour pressure Half its vapour pressure ANSWER DOWNLOAD EXAMIANS APP