Chemical Process Which is the most efficient absorbant for SO₃ out of the following? 65% oleum 98%H₂SO₄ 78%H₂SO₄ 20% oleum 65% oleum 98%H₂SO₄ 78%H₂SO₄ 20% oleum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is the second major component of cement? SiO₂ Al₂O₃ CaO Fe₂O₃ SiO₂ Al₂O₃ CaO Fe₂O₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Reverse osmosis is normally used for the Desalination of brackish water to produce potable (drinking) water Purification of oxygen Separation of isotopes of uranium from gaseous uranium hexaflouride Separation of helium from natural gas Desalination of brackish water to produce potable (drinking) water Purification of oxygen Separation of isotopes of uranium from gaseous uranium hexaflouride Separation of helium from natural gas ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chemical name of aspirin (an analgesic drug) is Nictonic acid Calcium acetate Acetylsalicylic acid Methyl salicylate Nictonic acid Calcium acetate Acetylsalicylic acid Methyl salicylate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Wet chlorine gas produced during electrolysis of brine is dehydrated by Passing it through a bed of diatomaceous earth Spraying 66° Be H₂SO₄ counter current to the flow of the gas Passing it through a bed of silica gel None of these Passing it through a bed of diatomaceous earth Spraying 66° Be H₂SO₄ counter current to the flow of the gas Passing it through a bed of silica gel None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process DDT should not be allowed to come in contact with iron (during its manufacture) to Achieve non-hygroscopic property None of these Avoid its decomposition Prevent sulphonation of the monochlorobenzene by the acid catalyst Achieve non-hygroscopic property None of these Avoid its decomposition Prevent sulphonation of the monochlorobenzene by the acid catalyst ANSWER DOWNLOAD EXAMIANS APP
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