Chemical Process Basic oxide is absent in __________ glass. All of these Flint Pyrex Quartz All of these Flint Pyrex Quartz ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Phosphate rock is a raw material for the manufacture of Phosphoric acid Phosphorous Superphosphates All of these Phosphoric acid Phosphorous Superphosphates All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Glauber's salt is chemically represented by CaSO₄.H₂O CaCl(OCl) (NH₄)₂SO₄ Na₂SO₄.10H₂O CaSO₄.H₂O CaCl(OCl) (NH₄)₂SO₄ Na₂SO₄.10H₂O ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following, when pyrolysed, produces perchloro-ethylene? Ethylene dichloride Chlorinated paraffin Chlorobenzene Carbon tetrachloride Ethylene dichloride Chlorinated paraffin Chlorobenzene Carbon tetrachloride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Presence of carbonaceous matter in the sewage Increases the quantity of chlorine used for its purification All of these Causes reduction in its dissolved oxygen content thereby endangering the life of aquatic creatures Reduces sulphate ions to sulphides causing obnoxious smell Increases the quantity of chlorine used for its purification All of these Causes reduction in its dissolved oxygen content thereby endangering the life of aquatic creatures Reduces sulphate ions to sulphides causing obnoxious smell ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Function of sodium thiosulphate (hypo) in development of photographic film/plate is to Remove metallic silver Convert silver chloride to silver Brighten the faint images Remove unexposed silver halide Remove metallic silver Convert silver chloride to silver Brighten the faint images Remove unexposed silver halide ANSWER DOWNLOAD EXAMIANS APP
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