Chemical Process Molecular weights of polymers are in the range of 10⁹ - 10¹¹ 10⁵ - 10⁹ 10² - 10² 10² - 10⁷ 10⁹ - 10¹¹ 10⁵ - 10⁹ 10² - 10² 10² - 10⁷ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Starting raw material for the manufacture of maleic anhydride is N-butene Neither A nor B Benzene Either A or B N-butene Neither A nor B Benzene Either A or B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Wet chlorine gas produced during electrolysis of brine is dehydrated by 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 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 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Use of chlorine in the treatment of sewage Helps in grease separation Aids in flocculation Causes bulking of activated sludge Increases the biological oxygen demand(BOD) Helps in grease separation Aids in flocculation Causes bulking of activated sludge Increases the biological oxygen demand(BOD) ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chemical name of aspirin (an analgesic drug) is Methyl salicylate Acetylsalicylic acid Calcium acetate Nictonic acid Methyl salicylate Acetylsalicylic acid Calcium acetate Nictonic acid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is used as a coagulant in treating turbid water? Chlorine Calcium sulphate Activated carbon Ferric sulphate Chlorine Calcium sulphate Activated carbon Ferric sulphate ANSWER DOWNLOAD EXAMIANS APP
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