This chapter is currently out of syllabus
1
JEE Main 2021 (Online) 27th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Given below are two statements : One is labelled as Assertion A and the other labelled as Reason R.

Assertion A : Lithium halides are some what covalent in nature.

Reason R : Lithium posses high polarisation capability.

In the light of the above statements, choose the most appropriate answer from the options given below :
A
A is true but R is false
B
A is false but R is true
C
Both A and R are true but R is NOT the correct explanation of A
D
Both A and R are true and R is the correct explanation of A
2
JEE Main 2021 (Online) 25th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Match List I with List II :

List-I
Elements
List-II
Properties
(a) Li (i) Poor water solubility of $${I^ - }$$ salt
(b) Na (ii) Most abundant element in cell fluid
(c) K (iii) Bicarbonate salt used in fire extinguisher
(d) Cs (iv) Carbonate salt decomposes easily on heating


Choose the correct answer from the options given below :
A
(a)-(iv), (b)-(iii), (c)-(ii), (d)-(i)
B
(a)-(i), (b)-(iii), (c)-(ii), (d)-(iv)
C
(a)-(iv), (b)-(ii), (c)-(iii), (d)-(i)
D
(a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)
3
JEE Main 2021 (Online) 25th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Given below are two statements :

Statement I : None of the alkaline earth metal hydroxides dissolve in alkali.

Statement II : Solubility of alkaline earth metal hydroxides in water increases down the group.

In the light of the above statements, choose the most appropriate answer from the options given below :
A
Statement I is correct but Statement II is incorrect.
B
Statement I is incorrect but Statement II is correct.
C
Statement I and Statement II both are incorrect.
D
Statement I and Statement II both are correct.
4
JEE Main 2021 (Online) 22th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Match List-I with List-II

List-I
(Elements)
List-II
(Properties)
(a) Ba (i) Organic solvent soluble compounds
(b) Ca (ii) Outer electronic configuration $$6{s^2}$$
(c) Li (iii) Oxalate insoluble in water
(d) Na (iv) Formation of very strong monoacidic base


Choose the correct answer from the options given below :
A
(a)-(ii), (b)-(iii), (c)-(i) and (d)-(iv)
B
(a)-(iv), (b)-(i), (c)-(ii) and (d)-(iii)
C
(a)-(iii), (b)-(ii), (c)-(iv) and (d)-(i)
D
(a)-(i), (b)-(iv), (c)-(ii) and (d)-(iii)
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