1
JEE Main 2024 (Online) 6th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Which of the following material is not a semiconductor.

A
Copper oxide
B
Graphite
C
Silicon
D
Germanium
2
JEE Main 2024 (Online) 6th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Which of the following is metamer of the given compound (X) ?

JEE Main 2024 (Online) 6th April Morning Shift Chemistry - Basics of Organic Chemistry Question 34 English

A
JEE Main 2024 (Online) 6th April Morning Shift Chemistry - Basics of Organic Chemistry Question 34 English Option 1
B
JEE Main 2024 (Online) 6th April Morning Shift Chemistry - Basics of Organic Chemistry Question 34 English Option 2
C
JEE Main 2024 (Online) 6th April Morning Shift Chemistry - Basics of Organic Chemistry Question 34 English Option 3
D
JEE Main 2024 (Online) 6th April Morning Shift Chemistry - Basics of Organic Chemistry Question 34 English Option 4
3
JEE Main 2024 (Online) 6th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

In Reimer - Tiemann reaction, phenol is converted into salicylaldehyde through an intermediate. The structure of intermediate is __________.

A
JEE Main 2024 (Online) 6th April Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 8 English Option 1
B
JEE Main 2024 (Online) 6th April Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 8 English Option 2
C
JEE Main 2024 (Online) 6th April Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 8 English Option 3
D
JEE Main 2024 (Online) 6th April Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 8 English Option 4
4
JEE Main 2024 (Online) 6th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Which among the following aldehydes is most reactive towards nucleophilic addition reactions?

A
JEE Main 2024 (Online) 6th April Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 27 English Option 1
B
JEE Main 2024 (Online) 6th April Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 27 English Option 2
C
JEE Main 2024 (Online) 6th April Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 27 English Option 3
D
JEE Main 2024 (Online) 6th April Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 27 English Option 4
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