Which of the following represents the correct IUPAC name for the compounds concerned:
(a) 2, 2-Dimethylpentane or 2- Dimethyl-pentane.
(b) 2, 3-Dimethylpentane or 3, 4-Dimethyl-pentane.
(c) 2, 4, 7-Trimethyloctane or 2,5,7-Trimethyl- octane.
(d) 2-Chloro-4-methylpentane or 4-Chloro-2-methylpentane.
(e) But -3- yn-l-ol or But-4-ol-l-yne. 


The correct IUPAC name for given compound are :
(a) 2, 2-Dimethylpentane

(b) 2, 3-Dimethylpentane

(c) 2, 4, 7-Trimethyloctane

(d) 2-Chloro-4-methylpentane

(e) But-3-yn-l-ol

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Draw the structures of the following compounds:
4-Nitro-1-pentyne


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Draw the structures of the following compounds:
1-Bromo-3-chlorocyclohexane

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Draw the structures of the following compounds:
1, 3-Diaminopropane.

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Give both the IUPAC and common names and find the number of primary, secondary and tertiary carbon atoms in




Number of primary carbon atoms = three (1, 4, 5).
Number of secondary carbons atoms = one (3)
Number of tertiary carbon atoms = one (2).
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