Which is almost absent in crude petroleum? (A) Olefins (B) Mercaptans (C) Naphthenes (D) Cycloparaffins

Which is almost absent in crude petroleum?
(A) Olefins
(B) Mercaptans
(C) Naphthenes
(D) Cycloparaffins
by

1 Answer

Answer :

(B) Mercaptans
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