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JEE Mains · Chemistry · STD 12 -8.1. Aldehydes and ketones

यौगिक \(A\) जिसका अणुसूत्र \(C _{10} H _{13} Cl\) है, सिल्वर नाइट्रेट विलयन मिलाने पर श्वेत अवक्षेप देता है। \(A\) ऐल्कोहॉलिक \(KOH\) के साथ अभिक्रिया करने पर मुख्य रूप से यौगिक \(B\) देता है । \(B\) का ओजोन-अपघटन करने पर यौगिक \(C\) तथा \(D\) प्राप्त होते हैं। \(C\) कैनिजारो अभिक्रिया देता है, परन्तु ऐल्डाल संघनन नहीं देता। \(D\) ऐल्डाल संघनन देता है, परन्तु कैनिजारो अभिक्रिया नहीं देता। \(A\) है।

  1. A \(C_6H_5 - CH_2 - CH_2 - CH_2 - CH_2 - Cl\)
  2. B \(\begin{array}{*{20}{c}}
    {{C_6}{H_5} - C{H_2} - C{H_2} - CH - C{H_3}}\\
    {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,}\\
    {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,Cl}\,\,\,\,\,\,
    \end{array}\)
  3. C \(C_6H_5 -CH_2\)   \( - \begin{array}{*{20}{c}}
      {} \\ 
      {} \\ 
      C \\ 
      | \\ 
      {Cl} 
    \end{array} < \begin{array}{*{20}{c}}
      {C{H_3}} \\ 
      {C{H_3}} 
    \end{array}\)
Verified Solution

Answer & Solution

Correct Answer

(C) \(C_6H_5 -CH_2\)   \( - \begin{array}{*{20}{c}}
  {} \\ 
  {} \\ 
  C \\ 
  | \\ 
  {Cl} 
\end{array} < \begin{array}{*{20}{c}}
  {C{H_3}} \\ 
  {C{H_3}} 
\end{array}\)

Step-by-step Solution

Detailed explanation

Compound \(A\) reacts with alc. \(KOH\) to give compound \(B\) which on further ozonolysis gives \(C\) (does not contains \(\alpha -H\) atom) and \(D\) (contains \(\alpha -H\) atom). This reaction sequence can be achieved by compound in option \((a)\) and \((c)\). Since compound…
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