Question #acbac

1 Answer
Amanullah
Feb 24, 2018

These can be differentiated by CH str, CC str

Explanation:

Alkane: Only CH str at 2850 -2950 cm-1

Akene: CH (alkene) str at 3100 cm-1, CC (alkene) str at 1600 cm-1

Alkyne: CH str (alkyne) 3300 cm-1, CC (triple bond) 2100 cm-1

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