1
JEE Main 2025 (Online) 22nd January Evening Shift
MCQ (Single Correct Answer)
+4
-1

The alkane from below having two secondary hydrogens is :

A
2,2,4,5-Tetramethylheptane
B
2,2,4,4-Tetramethylhexane
C
4-Ethyl-3,4-dimethyloctane
D
2,2,3,3-Tetramethylpentane
2
JEE Main 2025 (Online) 22nd January Evening Shift
MCQ (Single Correct Answer)
+4
-1

JEE Main 2025 (Online) 22nd January Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 9 English

Residue (A) +HCl (dil) $\rightarrow$ Compound (B)

Structure of residue (A) and compound (B) formed respectively is :

A
JEE Main 2025 (Online) 22nd January Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 9 English Option 1
B
JEE Main 2025 (Online) 22nd January Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 9 English Option 2
C
JEE Main 2025 (Online) 22nd January Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 9 English Option 3
D
JEE Main 2025 (Online) 22nd January Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 9 English Option 4
3
JEE Main 2025 (Online) 22nd January Evening Shift
MCQ (Single Correct Answer)
+4
-1

Given below are two statements :

Statement (I) : An element in the extreme left of the periodic table forms acidic oxides.

Statement (II) : Acid is formed during the reaction between water and oxide of a reactive element present in the extreme right of the periodic table.

In the light of the above statements, choose the correct answer from the options given below :

A
Both Statement I and Statement II are false
B
Both Statement I and Statement II are true
C
Statement I is true but Statement II is false
D
Statement I is false but Statement II is true
4
JEE Main 2025 (Online) 22nd January Evening Shift
MCQ (Single Correct Answer)
+4
-1

The species which does not undergo disproportionation reaction is :

A
$\mathrm{ClO}_4^{-}$
B
$\mathrm{ClO}_3^{-}$
C
$\mathrm{ClO}^{-}$
D
$\mathrm{ClO}_2^{-}$
JEE Main Papers
2023
2021
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12