2. Questions Bank
  3. JEE Main & Advanced
  4. Chemistry
  5. Aldehydes, Ketones

JEE Main & Advanced Chemistry Aldehydes, Ketones Question Bank Introduction

  • question_answer
    In the group \[\begin{matrix}    {{R}'}  \\    R  \\ \end{matrix}>C=O\] the carbonyl carbon is joined to other atoms by

    A)                 Two sigma and one pi bonds

    B)                 Three sigma and one pi bonds

    C)                 One sigma and two pi bonds

    D)                 Two sigma and two pi bonds

    Correct Answer: B

    Solution :

                    \[\begin{matrix}    R  \\    R  \\ \end{matrix}\underset{\sigma }{\overset{\sigma }{\mathop{>}}}\,C\underset{\sigma }{\overset{\pi }{\mathop{=}}}\,O\]


You need to login to perform this action.
You will be redirected in 3 sec spinner