JEE Main 2024 (Online) 9th April Morning Shift | Basics of Organic Chemistry Question 5 | Chemistry

JEE Main 2024 (Online) 9th April Morning Shift

MCQ (Single Correct Answer)

-1

For the given compounds, the correct order of increasing $$\mathrm{pK}_{\mathrm{a}}$$ value :

JEE Main 2024 (Online) 9th April Morning Shift Chemistry - Basics of Organic Chemistry Question 24 English

Choose the correct answer from the options given below :

(E) $$<(\mathrm{D})<(\mathrm{C})<(\mathrm{B})<(\mathrm{A})$$

(B) $$<(\mathrm{D})<(\mathrm{A})<(\mathrm{C})<(\mathrm{E})$$

(D) < (E) < (C) < (B) < (A)

(E) $$<(\mathrm{D})<(\mathrm{B})<(\mathrm{A})<(\mathrm{C})$$

JEE Main 2024 (Online) 9th April Morning Shift

MCQ (Single Correct Answer)

-1

Methods used for purification of organic compounds are based on :

neither on nature of compound nor on the impurity present.

presence of impurity only.

nature of compound and presence of impurity.

nature of compound only.

JEE Main 2024 (Online) 8th April Evening Shift

MCQ (Single Correct Answer)

-1

The correct sequence of acidic strength of the following aliphatic acids in their decreasing order is:

$$\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{COOH}, \mathrm{CH}_3 \mathrm{COOH}, \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{COOH}, \mathrm{HCOOH}$$

$$\mathrm{HCOOH}>\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{COOH}>\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{COOH}>\mathrm{CH}_3 \mathrm{COOH}$$

$$\mathrm{HCOOH}>\mathrm{CH}_3 \mathrm{COOH}>\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{COOH}>\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{COOH}$$

$$\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{COOH}>\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{COOH}>\mathrm{CH}_3 \mathrm{COOH}>\mathrm{HCOOH}$$

$$\mathrm{CH}_3 \mathrm{COOH}>\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{COOH}>\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{COOH}>\mathrm{HCOOH}$$

JEE Main 2024 (Online) 8th April Evening Shift

MCQ (Single Correct Answer)

-1

IUPAC name of following hydrocarbon(X) is :

JEE Main 2024 (Online) 8th April Evening Shift Chemistry - Basics of Organic Chemistry Question 14 English

2,5,6-Trimethyloctane

2-Ethyl-2,6-diethylheptane

3,4,7-Trimethyloctane

2-Ethyl-3,6-dimethylheptane

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