Q5 of 35 Page 133

Write the IUPAC names of the following structural formulae.

CH3 – CHO

Ethanal

Explanation: (i)The parent chain consists of two carbon atoms so the prefix used is 'Eth'


(ii) There is also a presence of aldehyde group I.e. CHO so the suffix used is 'al'.


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5

Write the IUPAC names of the following structural formulae.

CH3 – CH2 – COOH

 5

Write the IUPAC names of the following structural formulae.

CH3 – CH2 – NH2

 5

Write the IUPAC names of the following structural formulae.

CH3 – CO – CH2 – CH3

 6

Identify the type of the following reaction of carbon compounds.

a. CH3 – CH2 – CH2 – OH → CH3 – CH2 – COOH


b. CH3 – CH2 – CH3→ 3 CO2 + 4 H2O


c. CH3 – CH= CH – CH3 + Br2→ CH3 – CHBr – CHBr – CH3


d. CH3 – CH3 + Cl2→ CH3 – CH2 – Cl + HCl


e. CH3 – CH2 – CH2 – CH2 – OH → CH3 – CH2 – CH= CH2 + H2O


f. CH3 – CH2 – COOH + NaOH → CH3 – CH2 – COO – Na+ + H2O


g. CH3 – COOH + CH3 – OH → CH3 – COO – CH3 + H2O