Chemical Process Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid. Phthalic anhydride Vinyl chloride Maleic anhydride Dacron Phthalic anhydride Vinyl chloride Maleic anhydride Dacron ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ are used as corrosion inhibitor for iron & steel in aqueous solutions. Chromates Sulphates Bi-carbonates Phosphates Chromates Sulphates Bi-carbonates Phosphates ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not an antibiotic? Streptomycin Quinine Penicillin Tetracyclin Streptomycin Quinine Penicillin Tetracyclin ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Carborundum consists mainly of Calcium carbide Bauxite Silicon carbide Boron carbide Calcium carbide Bauxite Silicon carbide Boron carbide ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Use of water having dissolved oxygen in boilers promotes Scale formation Corrosion None of these Sequestration Scale formation Corrosion None of these Sequestration ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Lime and soda ash are added to water to remove Bacteria Its corrosiveness Undersirable taste and odour Bicarbonates & sulphates of calcium and magnesium Bacteria Its corrosiveness Undersirable taste and odour Bicarbonates & sulphates of calcium and magnesium ANSWER DOWNLOAD EXAMIANS APP
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