Chemical Process Commercially ethylene is produced from naphtha by Catalytic dehydrogenation Hydrocracking Catalytic cracking Pyrolysis Catalytic dehydrogenation Hydrocracking Catalytic cracking Pyrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Starting material for the production of styrene butadiene rubber (SBR) is Ethylene Ethyl alcohol Neither A nor B Both A & B Ethylene Ethyl alcohol Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In Kraft process of paper manufacture, white cooking liquor consists of caustic soda Sodium sulphite & sodium sulphide Sodium sulphite & sodium carbonate None of these Sodium sulphide & sodium carbonate Sodium sulphite & sodium sulphide Sodium sulphite & sodium carbonate None of these Sodium sulphide & sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which is the most efficient absorbant for SO₃ out of the following? 78%H₂SO₄ 98%H₂SO₄ 65% oleum 20% oleum 78%H₂SO₄ 98%H₂SO₄ 65% oleum 20% oleum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Vulcanisation of rubber Decreases its tensile strength Increases its oil & solvent resistance Converts its plasticity into elasticity Increases its ozone & oxygen reactivity Decreases its tensile strength Increases its oil & solvent resistance Converts its plasticity into elasticity Increases its ozone & oxygen reactivity ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Reverse osmosis is normally used for the 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 Desalination of brackish water to produce potable (drinking) water Purification of oxygen Separation of isotopes of uranium from gaseous uranium hexaflouride ANSWER DOWNLOAD EXAMIANS APP
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