How many alcohols with molecular formula C₄H₁₀O are chiral in nature? 

I. 1

II. 2 

III. 3

IV. 4 

<p><span data-teams="true">This is a multiple choice answer as classified in NCERT Exemplar</span></p><p> (I) The alcohol with molecular formula C₄H₁₀O is butanol has 4 isomers, these are:</p><p> (a) CH₃-CH₂CH₂-CH₂OH &nbsp; (Butane-1-ol)</p><p> (b) CH₃-C^*H-CH₂-CH_3&nbsp; (Butane-2-ol)</p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;|</p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;OH</p><p> (c) CH₃-CH-CH₂-OH_{&nbsp; &nbsp; &nbsp; &nbsp;} (2-methylpropane-1-ol)</p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;|</p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CH₃</p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CH3</p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;|&nbsp;</p><p> (d) CH₃- C-CH3&nbsp; (2-methylpropan-2-ol)</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;|</p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;OH</p><p>Butane-2-ol has chiral carbon which has all different substituted groups attached, so butane-2-ol alcohol with molecular formula C₄H₁₀O is chiral in nature.</p>

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