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  4. 2-pentanone and 3-pentanone can be distinguished by

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Q. 2-pentanone and 3-pentanone can be distinguished by

MGIMS WardhaMGIMS Wardha 2007

Solution:

2-pentanone and 3-pentanone can be distinguished by iodoform test. $ C{{H}_{3}}COC{{H}_{2}}C{{H}_{2}}C{{H}_{3}} $ (2-pentanone) gives positive test of iodoform test while $ C{{H}_{3}}C{{H}_{2}}COC{{H}_{2}}C{{H}_{3}} $ (3-pentanone) does not give iodoform test.