Chemistry When water itself combines chemically with some element or mineral it is called Oxidation Desilication Carbonation Hydration Oxidation Desilication Carbonation Hydration ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide bleaches colouring matter by : Oxidation Decomposition Dehydration Reduction Oxidation Decomposition Dehydration Reduction ANSWER DOWNLOAD EXAMIANS APP
Chemistry At room temperature, the metal that remains liquid is: Lead Platinum Zinc Mercury Lead Platinum Zinc Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not soluble in water ? Zinc sulphate Lead Sulphate Sodium sulphate Potassium sulphate Zinc sulphate Lead Sulphate Sodium sulphate Potassium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry In drinking water supply, which of the following treatments is not involved Sedimentation Disinfection Softening Coagulation Sedimentation Disinfection Softening Coagulation ANSWER DOWNLOAD EXAMIANS APP
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