1.

What is wrong withthe following names? Drawthe structures they represent and write their correct names. (i) 1,1 -dimethylhexane (ii) 2 - methyl - 2 - propylhexane (iii) 3 - methyl - 5 - ethylheptane (iv) 4,4 - dimethyl - 3 - ethyl - pentane (v) 3,4,7 - trimethyloctane (vi) 3,3 - diethyl - 2.4.4trimethylpentane

Answer»

Solution :Structures and correct names are given below
(i) `UNDERSET(2 - "methylheptane")((CH_(3))_(2)CHCH_(2)CH_(2)CH_(2)CH_(3)`
(ii) `underset(4,4-"dimethyloctane")(CH_(3)CH_(2)CH(CH_(3))_(2)CH_(2)CH_(2)CH_(2)CH_(3)`
(III) `underset(3-"ethyl-5-methylptane")(CH_(3)CH_(2)CH(CH_(3))CH_(2)CH(CH_(2)CH_(3))_(2))`
(iv) `underset(3-"ethyl-2,2dimethylpentane")(CH_(3)C(CH_(3))_(2)CH(CH_(2)CH_(3))_(2))`
(v) `underset(2,5,6-"trimethyloctane")(CH_(3)CH_(2)CH(CH_(3))CH(CH_(3))CH_(2)CH_(2)CH(CH_(3))_(2))`
(vi) `underset(3,3-"diethyl-2,2,4-trimethyloctane")((CH_(3))_(2)CHC(CH_(2)CH_(3))_(2)C(CH_(3))_(3))`


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