Chemical Process Nitroglycerene absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as a controlled explosive called dynamite. The raw material used for its manufacture are glycerene, nitric acid and Sulphuric acid Hydrochloric acid Hydroflouric acid Phosphoric acid Sulphuric acid Hydrochloric acid Hydroflouric acid Phosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ of rubber decreases after its vulcanisation. Maximum service temperature Tensile strength Tackiness Resistance to the action of organic solvent Maximum service temperature Tensile strength Tackiness Resistance to the action of organic solvent ANSWER DOWNLOAD EXAMIANS APP
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 Sodium sulphate Sodium chloride Magnesium chloride Calcium sulphate Sodium sulphate Sodium chloride Magnesium chloride Calcium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ are used as corrosion inhibitor for iron & steel in aqueous solutions. Sulphates Chromates Phosphates Bi-carbonates Sulphates Chromates Phosphates Bi-carbonates ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is used as a coagulant in water treatment? Chlorine Ferrous sulphate Hydrogen peroxide Chloramine Chlorine Ferrous sulphate Hydrogen peroxide Chloramine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chemical formula of oleum is H₂S₂O₇ H₂SO₄ H₂SO₃ H₂SO₇ H₂S₂O₇ H₂SO₄ H₂SO₃ H₂SO₇ ANSWER DOWNLOAD EXAMIANS APP
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