A carbon compound has 4 carbon atoms. Write down its molecular formula if it is (a) alkane (b) alkene (c) alkyne
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Answer:
(i) Alkanes have general formula C
n
H
2n+2
Hence for 20 carbon atoms formula will be C
20
H
42
(ii) Alkenes have general formula C
n
H
2n
→ C
20
H
40
(iii) Alkynes have general formula C
n
H
2n−2
→ C
20
H
38
.
Explanation:
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