Chemical Process Alum [Al2(SO₄)₃] is used as a coagulant in water treatment to remove Turbidity All of these Colour Bacteria Turbidity All of these Colour Bacteria ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Gypsum is chemically Calcium sulphate Sodium sulphate Calcium chloride Potassium sulphate Calcium sulphate Sodium sulphate Calcium chloride Potassium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chrome tanning and vegetable tanning are done for Light & heavy leather respectively Both light & heavy leather Neither light nor heavy leather Heavy & light leather respectively Light & heavy leather respectively Both light & heavy leather Neither light nor heavy leather Heavy & light leather respectively ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Permanent hardness of water can be removed by Adding alum All of these Simply boiling Passing it through cation & anion exchangers Adding alum All of these Simply boiling Passing it through cation & anion exchangers ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Dichloro diphenyl __________ is the full form of DDT (an insecticide). Trichloroethane Tetrachloromethane Tetrachloroethane Trichloromethane Trichloroethane Tetrachloromethane Tetrachloroethane Trichloromethane ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pure rectified spirit contains about __________ percent alcohol. 95 45 70 99.5 95 45 70 99.5 ANSWER DOWNLOAD EXAMIANS APP
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