Petroleum Refinery Engineering Concentration of H₂SO₄ catalyst in alkyla-tion is kept between 90-98%, because H₂SO₄ having concentration More than 98% promotes cracking Neither A nor B Both A & B Less than 90% promotes polymerisation More than 98% promotes cracking Neither A nor B Both A & B Less than 90% promotes polymerisation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Older crude petroleum All of these Is light and better Gives less tar Gives more distillates All of these Is light and better Gives less tar Gives more distillates ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Petroleum coke is commercially produced by the __________ process. Hydrocracking Visbreaking Fluid catalytic cracking Delayed coking Hydrocracking Visbreaking Fluid catalytic cracking Delayed coking ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Complete removal of __________ from gasoline is done by Unisol process using caustic soda and methyl alcohol. Mercaptans Asphalt Diolefins Waxes Mercaptans Asphalt Diolefins Waxes ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Butadiene is a/an Naphthene Aromatic Di-olefin Olefin Naphthene Aromatic Di-olefin Olefin ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Reid vapour pressure of gasoline is the measure of its Carbon residue Cloud point Pour point Vapour locking tendency Carbon residue Cloud point Pour point Vapour locking tendency ANSWER DOWNLOAD EXAMIANS APP
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