Chemical Process Salt cake is chemically represented by BaSO₄ Na₂SO₄ CaSO₄.1/2 H₂O MgSO₄ BaSO₄ Na₂SO₄ CaSO₄.1/2 H₂O MgSO₄ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The temperature in the calcium carbide furnace is __________ °C. 4000-4500 700-850 2000-2200 200-300 4000-4500 700-850 2000-2200 200-300 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process High purity nitrogen is used in Neither A nor B Fire fighting purposes Both A & B Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Neither A nor B Fire fighting purposes Both A & B Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils 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 Fermentation of molasses to produce ethyl alcohol is done at __________ °C < - 5 250 - 300 20 - 30 100 - 150 < - 5 250 - 300 20 - 30 100 - 150 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The product obtained on mixing calcium oxide with water is called Quicklime None of these Slaked lime Milk of lime Quicklime None of these Slaked lime Milk of lime ANSWER DOWNLOAD EXAMIANS APP