Question

Which of the following statements concerning hydrocarbons is/are CORRECT?
1/ Coal is a source of many aromatic hydrocarbons.
2/ Petroleum is subjected to a process known as cracking, where aromatic rings are cracked open to yield alkane chains.
3/ The primary components of petroleum (prior to refining) are alkenes and alkynes.
A.1 only
B.2 only
C.3 only
D.1 and 3
E.1, 2, and 3

Answer

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