Chemical Process Purity of oxygen used for blowing in steel making L.D. converter is 99.5%. The boiling point of oxygen is about __________ °C. -103 -183 -196 -53 -103 -183 -196 -53 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sulphuric acid saturated with SO₃ is called Concentrated H₂SO₄ Oleum None of these Sulphurous acid Concentrated H₂SO₄ Oleum None of these Sulphurous acid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Function of sodium thiosulphate (hypo) in development of photographic film/plate is to Brighten the faint images Remove unexposed silver halide Convert silver chloride to silver Remove metallic silver Brighten the faint images Remove unexposed silver halide Convert silver chloride to silver Remove metallic silver ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Economics of 'Solvay Process' depends upon the efficiency of Ammonia recovery and size of the plant Ammoniation of salt solution Carbonating tower Ammonia recovery Ammonia recovery and size of the plant Ammoniation of salt solution Carbonating tower Ammonia recovery ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Lithopaneis ZnS (white pigment) White lead Filter aid Explosive ZnS (white pigment) White lead Filter aid Explosive ANSWER DOWNLOAD EXAMIANS APP
Chemical Process High purity nitrogen is used in Neither A nor B Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Fire fighting purposes Both A & B Neither A nor B Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Fire fighting purposes Both A & B ANSWER DOWNLOAD EXAMIANS APP
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