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1
JEE Main 2022 (Online) 30th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Match List - I with List - II :

List-I List-II
(a) Sodium hydride (i) Lewis acid
(b) Silane (ii) Saline hydride
(c) Vanadium hydride (iii) Molecular hydride
(d) Aluminium hydride (iv) Non-stoichiometric hydride

Correct answer is :

A
(a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)
B
(a)-(ii), (b)-(iv), (c)-(iii), (d)-(i)
C
(a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
D
(a)-(i), (b)-(iii), (c)-(iv), (d)-(ii)
2
JEE Main 2022 (Online) 30th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Correct statement about alkali metal oxides is :

A
peroxides are colored.
B
superoxides are paramagnetic.
C
oxides are paramagnetic.
D
peroxides are both colored and paramagnetic.
3
JEE Main 2022 (Online) 29th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Amongst baking soda, caustic soda and washing soda, carbonate anion is present in :

A
washing soda only.
B
washing soda and caustic soda only.
C
washing soda and baking soda only.
D
baking soda, caustic soda and washing soda.
4
JEE Main 2022 (Online) 29th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Arrange the following in the decreasing order of their covalent character :

(A) LiCl

(B) NaCl

(C) KCl

(D) CsCl

Choose the most appropriate answer from the options given below :

A
(A) > (C) > (B) > (D)
B
(B) > (A) > (C) > (D)
C
(A) > (B) > (C) > (D)
D
(A) > (B) > (D) > (C)
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