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JEE Advanced 2012Paper 2
Exam
JEE Advanced
Year
2012
Paper
Paper 2
Subject
Chemistry
Chapter
Aldehydes and Ketones

JEE Advanced 2012 · Paper 2 · Chemistry · Aldehydes and Ketones

In the following reaction sequence, the compound J is an...

In the following reaction sequence, the compound J\mathrm{J} is an intermediate. In the following reaction sequence, the compound J is an intermediate. J (C_ 9 H_ 8 O_ 2 ) gives effervescence on
J\mathbf{J}\left(\mathrm{C}_{9} \mathrm{H}_{8} \mathrm{O}_{2}\right)giveseffervescenceontreatmentwithgives effervescence on treatment with\mathrm{NaHCO}_{3} and a positive Baeyer's test. Question: The compound I\mathbf{I} is

Options

  1. AA proton is fired from very far away towards a nucleus with charge Q=120 e , where e is the electronic charge. It makes
  2. BA proton is fired from very far away towards a nucleus with charge Q=120 e , where e is the electronic charge. It makes
  3. CA proton is fired from very far away towards a nucleus with charge Q=120 e , where e is the electronic charge. It makes
  4. DA proton is fired from very far away towards a nucleus with charge Q=120 e , where e is the electronic charge. It makes

Correct answer

A. A proton is fired from very far away towards a nucleus with charge Q=120 e , where e is the electronic charge. It makes

Step-by-step solution

In the following reaction sequence, the compound J is an intermediate. J (C_ 9 H_ 8 O_ 2 ) gives effervescence on
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