1
JEE Main 2023 (Online) 29th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The one giving maximum number of isomeric alkenes on dehydrohalogenation reaction is (excluding rearrangement)

A
2-Bromo-3,3-dimethylpentane
B
2-Bromopropane
C
1-Bromo-2-methylbutane
D
2-Bromopentane
2
JEE Main 2023 (Online) 29th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

An indicator 'X' is used for studying the effect of variation in concentration of iodide on the rate of reaction of iodide ion with $$\mathrm{H_2O_2}$$ at room temp. The indicator 'X' forms blue coloured complex with compound 'A' present in the solution. The indicator 'X' and compound 'A' respectively are :

A
Methyl orange and $$\mathrm{H_2O_2}$$
B
Methyl orange and iodine
C
Starch and $$\mathrm{H_2O_2}$$
D
Starch and iodine
3
JEE Main 2023 (Online) 29th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Find out the major product for the following reaction.

JEE Main 2023 (Online) 29th January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 48 English

A
JEE Main 2023 (Online) 29th January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 48 English Option 1
B
JEE Main 2023 (Online) 29th January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 48 English Option 2
C
JEE Main 2023 (Online) 29th January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 48 English Option 3
D
JEE Main 2023 (Online) 29th January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 48 English Option 4
4
JEE Main 2023 (Online) 29th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Find out the major products from the following reaction sequence.

JEE Main 2023 (Online) 29th January Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 50 English

A
JEE Main 2023 (Online) 29th January Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 50 English Option 1
B
JEE Main 2023 (Online) 29th January Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 50 English Option 2
C
JEE Main 2023 (Online) 29th January Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 50 English Option 3
D
JEE Main 2023 (Online) 29th January Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 50 English Option 4
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