The formula of acetylene(ethyne) is:
CH3-CH3
CH2=CH2
CH≡CH
CH4-CH4
The explanation for the correct options
(C) CH≡CH : Formula of acetylene is CH≡CH (C2H2) which is commonly called ethyne.
Hence, the correct answer is option (c).
Give examples of compounds whose (a) empirical formula is the same as the molecular formula. (b) empirical formula is different from the molecular formula.