Chemical Process Which of the following is a constituent of coffee? Lignin Calgon Caffeine Nicotine Lignin Calgon Caffeine Nicotine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Manufacture of phthalic anhydride uses __________ as a catalyst. Al₂O₃ Cr V₂O₅ Ni Al₂O₃ Cr V₂O₅ Ni ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is used as a flux in the smelting of copper ore like chalcopyrite. Lime powder Coke breeze Silica/quartz Dolomite Lime powder Coke breeze Silica/quartz Dolomite ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Carbon content of pitch (residue of coal tar distillation) is around __________ percent. 94 55 70 80 94 55 70 80 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Wet chlorine gas produced during electrolysis of brine is dehydrated by Spraying 66° Be H₂SO₄ counter current to the flow of the gas Passing it through a bed of diatomaceous earth Passing it through a bed of silica gel None of these Spraying 66° Be H₂SO₄ counter current to the flow of the gas Passing it through a bed of diatomaceous earth Passing it through a bed of silica gel None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following contains least amount of N₂? Water gas (blue gas) Coke oven gas Producer gas Blast furnace ga Water gas (blue gas) Coke oven gas Producer gas Blast furnace ga ANSWER DOWNLOAD EXAMIANS APP
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