JEE Mains Chemistry Past PapershardMCQ SINGLE

Given below are two statements: Statement – I : Methyl orange is a weak acid. Statement – II : The bJEE Mains Chemistry Past Papers Chemistry Question

Question

Given below are two statements: Statement – I : Methyl orange is a weak acid. Statement – II : The benzenoid form of methyl orange is more intense/deeply coloured than the quinonoid form. In the light of the above statements, choose the most appropriate answer from the options given below: (A) Statement I is incorrect but Statement II is correct (B) Both Statement I and Statement II are incorrect (C) Both Statement I and Statement II are correct (D) Statement I is correct but Statement II is incorrect

Answer: B

💡 Solution & Explanation

–O3S N=N N CH3 CH3 H+ –O3S NH–N N CH3 CH3 Benzenoid form of anion (yellow in colour) Quinonoid form of the anion (Pinkish red in colour) Methyl orange is basic in nature MeOH  Me+ + OH– Yellow Red

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