Question

Consider the carbon compounds having following molecular formula:

(i) C₂H₂ (ii) C₂H₅ (iii) C₃H₇OH (iv) C₂H₆COOH (v) CH₃CHO

1. Identify which one of the above compounds, is a member of aldehyde series.
2. Write the general formula of the series to which compound C₂H₂ belongs.
3. Which one of the above compounds has triple bonds between carbon-carbon atoms?
4. Write the molecular formula of the first member of the homologous series to which the compound C₃H₇OH belongs.

Answer 1

(a) CH₃CHO is a member of aldehyde series.

(b) The general formula for alkynes is C_nH_2n-2.

(c) C₂H₂ has triple bonds between carbon atoms.

(d) CH₃OH (Methanol)