Chemical Process Pick out the false statement pertaining to water treatment. Water with pH value less than 7, is acidic Aeration of water is effective in CO₂ removal The zeolite water softening process reduces the hardness of water by not more than 50% Sodium sulphate or sodium carbonate do not cause hardness in water Water with pH value less than 7, is acidic Aeration of water is effective in CO₂ removal The zeolite water softening process reduces the hardness of water by not more than 50% Sodium sulphate or sodium carbonate do not cause hardness in water ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Nylon-6 is manufactured from Caprolactum Hexamethylene diamine and adipic acid Hexamethylene diamine and maleic anhydride Hexamethylene diamine and sebacic acid Caprolactum Hexamethylene diamine and adipic acid Hexamethylene diamine and maleic anhydride Hexamethylene diamine and sebacic acid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Function of sodium thiosulphate (hypo) in development of photographic film/plate is to Convert silver chloride to silver Brighten the faint images Remove metallic silver Remove unexposed silver halide Convert silver chloride to silver Brighten the faint images Remove metallic silver Remove unexposed silver halide ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Oleum produces fumes of H₂SO₄ SO₂ SO₃ SO₂ + H₂SO₄ H₂SO₄ SO₂ SO₃ SO₂ + H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following processes is absent in glass manufacturing process? Annealing Melting Sintering Shaping or forming Annealing Melting Sintering Shaping or forming ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Magnesium and calcium __________ cause temporary hardness of water. Carbonates Phosphates Sulphates Bicarbonates Carbonates Phosphates Sulphates Bicarbonates ANSWER DOWNLOAD EXAMIANS APP
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