Chemical Process Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of Magnesium chloride Sodium chloride Calcium sulphate Sodium sulphate Magnesium chloride Sodium chloride Calcium sulphate Sodium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Very fine suspended and colloidal impurities are removed from water by a process called Coagulation Sedimentation Softening Disinfection Coagulation Sedimentation Softening Disinfection ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Helium is produced on commercial scale from None of these Air Natural gas Coke oven gas None of these Air Natural gas Coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Parathion and Malathion are Pain-relieving drugs (analgesic) Plasticisers for unsaturated polysters Tranquilisers Pesticides Pain-relieving drugs (analgesic) Plasticisers for unsaturated polysters Tranquilisers Pesticides ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Esterification reaction Is a reaction between an alcohol and an organic acid Produces soap Is reversible All of these Is a reaction between an alcohol and an organic acid Produces soap Is reversible All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Bromine is used in the preparation of Fire extinguishing compounds Dyes and antiknock compounds All of these Fire proofing agents Fire extinguishing compounds Dyes and antiknock compounds All of these Fire proofing agents ANSWER DOWNLOAD EXAMIANS APP
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