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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 K\mathbf{K} is

Options

  1. APhotoelectrons are ejected from a metal when light of frequency v falls on it. Pick out the wrong statement from the
  2. BPhotoelectrons are ejected from a metal when light of frequency v falls on it. Pick out the wrong statement from the
  3. CPhotoelectrons are ejected from a metal when light of frequency v falls on it. Pick out the wrong statement from the
  4. DPhotoelectrons are ejected from a metal when light of frequency v falls on it. Pick out the wrong statement from the

Correct answer

B. Photoelectrons are ejected from a metal when light of frequency v falls on it. Pick out the wrong statement from the

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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