Chemical Process Which of the following is not responsible for causing permanent hardness of water? Ca(HCO₃)₂ CaCl₂ None of these MgCl₂ Ca(HCO₃)₂ CaCl₂ None of these MgCl₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is an additional step in the manufacture of paper from bagasse as compared to that from bamboo? Digestion Depithing None of these Bleaching Digestion Depithing None of these Bleaching ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The only commercial Fischer-Tropsch plant for producing liquid hydrocarbon fuel from coal is located at Redcar (U.K.) SASOL (in South Africa) Trombay (India) Los-Angles (U.S.A.) Redcar (U.K.) SASOL (in South Africa) Trombay (India) Los-Angles (U.S.A.) ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Salt is added in the kettle during soap manufacture to separate The metallic soap Glycerine from lye The unsaponified fat from soap Soap from lye The metallic soap Glycerine from lye The unsaponified fat from soap Soap from lye ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the wrong statement pertaining to the soap manufacture. Transparent soaps are made by cold process Colourless rosin is used in the manufacture of laundary soaps Both laundary as well as toilet soaps are manufactured by hot process Organic pigments are used as colouring materials in the soap manufacture Transparent soaps are made by cold process Colourless rosin is used in the manufacture of laundary soaps Both laundary as well as toilet soaps are manufactured by hot process Organic pigments are used as colouring materials in the soap manufacture ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Main product in calcium carbide-water reaction is C₂H₂ CaCO₃ Ca(OH)₂ CO₂ C₂H₂ CaCO₃ Ca(OH)₂ CO₂ ANSWER DOWNLOAD EXAMIANS APP
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