Question

what is the name of these compounds? and order of numbering carbon?

Answer 1

Here are the answers:
1: 1,3-dimethyl-3-ethylbutane.
2: 2-fluoro-3-bromo-5-chloroheptane.
3: hep-1,3-tene-5-ol.
4: 3,5-heptadione
5: hex-1,3-dien-5-yne

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