Petroleum Refinery Engineering Gasoline yield in catalytic reforming of naphtha may be about __________ percent by weight. 85 98 65 50 85 98 65 50 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which is the most desirable component of a good quality kerosene? Aromatics Naphthenes N-paraffins I-paraffins Aromatics Naphthenes N-paraffins I-paraffins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Iso-octane is used as a reference substance in the definition of octane number and it is assigned an octane number value of 100. Iso-octance is chemically known as 1, 3 butadiene α-methyl naphthalene Tetra methyl ethylene 2-2-4 tri methyl pentane 1, 3 butadiene α-methyl naphthalene Tetra methyl ethylene 2-2-4 tri methyl pentane ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Electrical desalting of crude oil removes the __________ impurities. Oleophilic Oleophobic Both A & B Neither A nor B Oleophilic Oleophobic Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The general formula of naphthenes is CnHn - 4 CnH2n + 2 Same as that for olefins i.e. CnH2n CnH2n - 6 (where, n ≥ 6) CnHn - 4 CnH2n + 2 Same as that for olefins i.e. CnH2n CnH2n - 6 (where, n ≥ 6) ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following constituents present in petroleum is responsible for ash formation? Nitrogen compounds Oxygen compounds Sulphur compounds Organometallic compounds Nitrogen compounds Oxygen compounds Sulphur compounds Organometallic compounds ANSWER DOWNLOAD EXAMIANS APP
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