Practice Problem 4.20
(a) What is the index of hydrogen deficiency of 2-hexene?
(b) Of methylcyclopentane?
(c) Does the index of hydrogen deficiency reveal anything about the location of the double bond in the chain?
(d) About the size of the ring?
(e) What it the index of hydrogen deficiency of 2-hexyne?
(f) In general terms, what structural possibilities exist for a compound with the molecular formula
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