JEE Mains Chemistry Past PapershardMCQ SINGLE

Given below are two statements: Statement I : The nucleophiic addition of sodium hydrogen suiphite tJEE Mains Chemistry Past Papers Chemistry Question

Question

Given below are two statements: Statement I : The nucleophiic addition of sodium hydrogen suiphite to an aldehyde or a ketone involves proton transfer to form a stable ion. Statement II: The nucleophilic addition of hydrogen cyanide to an aldehyde or a ketone yields amine as final product. In the light of the above statements, choose the most appropriate answer from the options given below: (A) Statement I is true but Statement II is false. (B) Both Statement I and Statement II are true. (C) Statement I is false hut Statement is true. (D) Both Statement I and Statement II are false. uhps nks dFku fn, x;s gSa % dFku I : ,d ,sfYMgkbM ;k ,d dhVksu ij lksfM;e gkbMªkstu lYQkbV ds ukfHkdjkxh la;kstu esa izksVkWu LFkkukarj.k ds dkj.k ,d LFkk;h vk;u fufeZr gksrk gSA dFku II : ,d ,sfYMgkbM ;k ,d dhVksu ij gkbMªkstu lk;ukbM ds ukfHkdjkxh la;kstu] vafre mRikn ds :i esa ,sehu nsrk gSA mi;qZDr dFkuksa ds lanHkZ esa uhps fn, x, fodYiksa esa ls lgh mÙkj pqusa % (1) dFku I lgh gS ,oa dFku II xyr gSaA (2) nksuksa dFku I rFkk dFku II lgh gSaA (3) dFku I xyr gS ,oa dFku II lgh gSaA (4) nksuksa dFku I rFkk dFku II xyr gSaA

Answer: A

💡 Solution & Explanation

C=O       NaHSO C ONa SO3H Transf er oton Pr      C OH SO3Na  

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