Chemistry · Practical Organic Chemistry

JEE Main 2026 — 23 January, Evening Shift — Question 55

Which of the following statements are TRUE about Haloform reaction?

A. Sodium hypochlorite reacts with KI to give KOI.

B. KOI is a reducing agent.

C. $\alpha, \beta$ -unsaturated methylketone will give iodoform reaction.

D. Isopropyl alcohol will not give iodoform test.

E. Methanoic acid will give positive iodoform test.

Choose the correct answer from the options given below:

Option A:
A, C & E only
Option B:
A, B & C only
Option C:
A & C only
Correct
Option D:
B, D & E only

Answer: C

Step-by-step solution

(A) $\mathrm{NaOCl}+\mathrm{KI} \rightarrow \mathrm{NaCl}+\mathrm{KOI}$ (B) Incorrect statement (C) gives iodoform reaction. (D) Incorrect statement (E) Incorrect statement

Answer key and solution verified before publishing.

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Exam: JEE Main 2026
Paper: 23 January, Evening Shift
Subject: Chemistry
Chapter: Practical Organic Chemistry
Topic: Qualitative analysis of Functional Groups

In Carius method 0.2425 g of an organic compounds gave 0.5253 g silver chloride. The percentage of chlorine in the organic compound is

Answer: C

Step-by-step solution

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