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NEET UG CHEMISTRY MCQ: ORGANIC CHEMISTRY-SOME BASIC PRINCIPLES AND TECHNIQUES

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Increasing order of stability of radicals is
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Correct option: B
CH3−C.H2<CH3−C.H−CH3<(CH3)2C.−CH2−CH3<(CH3)3C.C{H_3} - \mathop C\limits^. {H_2} < C{H_3} - \mathop C\limits^. H - C{H_3} < {\left( {C{H_3}} \right)_2}\mathop C\limits^. - C{H_2} - C{H_3} < {\left( {C{H_3}} \right)_3}\mathop C\limits^.
Option C (4-methyl hex-2-yne) is correct because it follows the IUPAC naming rules by identifying the longest chain containing the triple bond and numbering it to give the triple bond the lowest possible number.

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