1
JEE Main 2022 (Online) 26th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Arrange the following in increasing order of their covalent character.

A. $$\mathrm{CaF}_{2}$$

B. $$\mathrm{CaCl}_{2}$$

C. $$\mathrm{CaBr}_{2}$$

D. $$\mathrm{CaI}_{2}$$

Choose the correct answer from the options given below.

A
B < A < C < D
B
A < B < C < D
C
A < B < D < C
D
A < C < B < D
2
JEE Main 2022 (Online) 26th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List-I with List-II :

List I
(Compound)
List II
(Shape)
(A) BrF$$_5$$ (I) bent
(B) [CrF$$_6$$]$$^{3 - }$$ (II) square pyramidal
(C) O$$_3$$ (III) trigonal bipyramidal
(D) PCl$$_5$$ (IV) octahedral

Choose the correct answer from the options given below :

A
$$(\mathrm{A})-(\mathrm{I}),(\mathrm{B})-(\mathrm{II}),(\mathrm{C})-(\mathrm{III}),(\mathrm{D})-(\mathrm{IV})$$
B
$$(\mathrm{A})-(\mathrm{IV}),(\mathrm{B})-(\mathrm{III}),(\mathrm{C})-(\mathrm{II}),(\mathrm{D})-(\mathrm{I})$$
C
$$(\mathrm{A})-(\mathrm{II}),(\mathrm{B})-(\mathrm{IV}),(\mathrm{C})-(\mathrm{I}),(\mathrm{D})-(\mathrm{III})$$
D
$$(\mathrm{A})-(\mathrm{III}),(\mathrm{B})-(\mathrm{IV}),(\mathrm{C})-(\mathrm{II}),(\mathrm{D})-(\mathrm{I})$$
3
JEE Main 2022 (Online) 25th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List I with List II:

List I
(molecule)
List II
(hybridization ; shape)
(A) XeO$$_3$$ (I) sp$$^3$$d ; linear
(B) XeF$$_2$$ (II) sp$$^3$$ ; pyramidal
(C) XeOF$$_4$$ (III) sp$$^3$$d$$^3$$ ; distorted octahedral
(D) XeF$$_6$$ (IV) sp$$^3$$d$$^2$$ ; square pyramidal

Choose the correct answer from the options given below:

A
A-II, B-I, C-IV, D-III
B
A-II, B-IV, C-III, D-I
C
A-IV, B-II, C-III, D-I
D
A-IV, B-II, C-I, D-III
4
JEE Main 2022 (Online) 29th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Consider the species CH4, NH$$_4^ + $$ and BH$$_4^ - $$. Choose the correct option with respect to the these species.

A
They are isoelectronic and only two have tetrahedral structures.
B
They are isoelectronic and all have tetrahedral structures.
C
Only two are isoelectronic and all have tetrahedral structures.
D
Only two are isoelectronic and only two have tetrahedral structures.
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