1
JEE Main 2022 (Online) 28th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Which of the following has least tendency to liberate $$\mathrm{H}_{2}$$ from mineral acids?

A
Cu
B
Mn
C
Ni
D
Zn
2
JEE Main 2022 (Online) 28th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Given below are two statements:

Statement I : In polluted water values of both dissolved oxygen and $$\mathrm{BOD}$$ are very low.

Statement II : Eutrophication results in decrease in the amount of dissolved oxygen.

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

A
Both Statement I and Statement II are true
B
Both Statement I and Statement II are false
C
Statement I is true but Statement II is false
D
Statement I is false but Statement II is true
3
JEE Main 2022 (Online) 28th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List - I with List - II.

List - I List - II
(A) JEE Main 2022 (Online) 28th July Morning Shift Chemistry - Basics of Organic Chemistry Question 55 English 1 (I) Spiro compound
(B) JEE Main 2022 (Online) 28th July Morning Shift Chemistry - Basics of Organic Chemistry Question 55 English 2 (II) Aromatic compound
(C) JEE Main 2022 (Online) 28th July Morning Shift Chemistry - Basics of Organic Chemistry Question 55 English 3 (III) Non-planar Heterocyclic compound
(D) JEE Main 2022 (Online) 28th July Morning Shift Chemistry - Basics of Organic Chemistry Question 55 English 4 (IV) Bicyclo compound

Choose the correct answer from the options given below :

A
(A) - (II), (B) - (I), (C) - (IV), (D) - (III)
B
(A) - (IV), (B) - (III), (C) - (I), (D) - (II)
C
(A) - (III), (B) - (IV), (C) - (I), (D) - (II)
D
(A) - (IV), (B) - (III), (C) - (II), (D) - (I)
4
JEE Main 2022 (Online) 28th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Choose the correct option for the following reactions.

JEE Main 2022 (Online) 28th July Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 47 English

A
'A' and 'B' are both Markovnikov addition products.
B
'A' is Markovnikov product and 'B' is anti-Markovnikov product.
C
'A' and 'B' are both anti-Markovnikov products.
D
'B' is Markovnikov and 'A' is anti-Markovnikov product.
JEE Main Papers
2023
2021
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12