1
JEE Main 2022 (Online) 25th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

The correct order of density is :

A
Be > Mg > Ca > Sr
B
Sr > Ca > Mg > Be
C
Sr > Be > Mg > Ca
D
Be > Sr > Mg > Ca
2
JEE Main 2022 (Online) 25th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

The total number of acidic oxides from the following list is

NO, N2O, B2O3, N2O5, CO, SO3, P4O10

A
3
B
4
C
5
D
6
3
JEE Main 2022 (Online) 25th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The correct order of energy of absorption for the following metal complexes is :

A : [Ni(en)3]2+ , B : [Ni(NH3)6]2+ , C : [Ni(H2O)6]2+

A
C < B < A
B
B < C < A
C
C < A < B
D
A < C < B
4
JEE Main 2022 (Online) 25th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List I with List II:

List I List II
(A) Sulphate (I) Pesticide
(B) Fluoride (II) Bending of bones
(C) Nicotine (III) Laxative effect
(D) Sodium arsinite (IV) Herbicide

Choose the correct answer from the options given below :

A
A-II, B-III, C-IV, D-I
B
A-IV, B-III, C-II, D-I
C
A-III, B-II, C-I, D-IV
D
A-III, B-II, C-IV, D-I
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