JAMIA MILLIA ISLAMIA Jamia Millia Islamia Solved Paper-2010

  • question_answer
        Assertion/Reason Type Question  Answer Codes (i) Both Assertion  and Reason (R) are correct and (R) is the correct explanation of (ii) Both  and (R) are correct but (R) is not the correct explanation of (iii)  is correct but (R) is incorrect (iv)  is incorrect but (R) is correct Assertion  Methyl cyanide on reaction with\[LiAl{{H}_{4}}\]does not form ethyl amine. Reason (R) Acidic hydrolysis, of JRCN forms\[RCOOH\].

    A)  (i)                                          

    B)  (ii)

    C)  (iii)                        

    D)  (iv)

    Correct Answer: D

    Solution :

                    \[C{{H}_{3}}CN\xrightarrow[{}]{LiAl{{H}_{4}}}\underset{ethyl\text{ }amine}{\mathop{C{{H}_{3}}C{{H}_{2}}N{{H}_{2}}}}\,\]\[RCN\xrightarrow[{}]{hydrolysis}RCOOH\] Assertion  is incorrect but Reason (R) is correct.


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