JEE Main & Advanced JEE Main Paper (Held On 26 May 2012)

  • question_answer
    Maleic acid and fumaric acids are.   JEE Main Online Paper (Held On 26-May-2012)  

    A) Chain isomers  

    B)                        Functional isomers

    C)                        Tautomers

    D)                        Geometrical isomers

    Correct Answer: D

    Solution :

                     Maleic acid and fumaric acids are geometrical isomers. \[\begin{matrix}    \underset{H-\underset{\text{Maleic}\,\text{acid}}{\mathop{C}}\,-COOH}{\overset{H-C-COOH}{\mathop{||}}}\, & {} & \underset{HOOC-\underset{\text{Fumaric}\,\text{acid}}{\mathop{C-}}\,H}{\overset{H-C-COOH}{\mathop{||}}}\,  \\ \end{matrix}\]


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