1
JEE Main 2023 (Online) 1st February Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

$$\mathrm{O}-\mathrm{O}$$ bond length in $$\mathrm{H}_{2} \mathrm{O}_{2}$$ is $$\underline{\mathrm{X}}$$ than the $$\mathrm{O}-\mathrm{O}$$ bond length in $$\mathrm{F}_{2} \mathrm{O}_{2}$$. The $$\mathrm{O}-\mathrm{H}$$ bond length in $$\mathrm{H}_{2} \mathrm{O}_{2}$$ is $$\underline{Y}$$ than that of the $$\mathrm{O}-\mathrm{F}$$ bond in $$\mathrm{F}_{2} \mathrm{O}_{2}$$.

Choose the correct option for $$\underline{X}$$ and $$\underline{Y}$$ from those given below :

A
$$\mathrm{X}$$ - shorter, $$\mathrm{Y}$$ - longer
B
$$\mathrm{X}$$ - longer, $$\mathrm{Y}$$ - shorter
C
$$\mathrm{X}$$ - shorter, $$\mathrm{Y}$$ - shorter
D
$$\mathrm{X}$$ - longer, $$\mathrm{Y}$$ - longer
2
JEE Main 2023 (Online) 31st January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List I with List II

List I List II
A. $$\mathrm{XeF_4}$$ I. See-saw
B. $$\mathrm{SF_4}$$ II. Square-planar
C. $$\mathrm{NH_{4}^{+}}$$ III. Bent T-shaped
D. $$\mathrm{BrF_3}$$ IV. Tetrahedral

Choose the correct answer from the options given below :

A
A - II, B - I, C - III, D - IV
B
A - II, B - I, C - IV, D - III
C
A - IV, B - I, C - II, D - III
D
A - IV, B - III, C - II, D - I
3
JEE Main 2023 (Online) 30th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

For $$\mathrm{OF}_{2}$$ molecule consider the following :

A. Number of lone pairs on oxygen is 2 .

B. FOF angle is less than $$104.5^{\circ}$$.

C. Oxidation state of $$\mathrm{O}$$ is $$-2$$.

D. Molecule is bent '$$\mathrm{V}$$' shaped.

E. Molecular geometry is linear.

correct options are:

A
A, C, D only
B
A, B, D only
C
C, D, E only
D
B, E, A only
4
JEE Main 2023 (Online) 30th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List I with List II

List I
(molecules/ions)
List II
(No. of lone pairs of e$$^-$$ on central atom)
A. $$\mathrm{IF_7}$$ I. Three
B. $$\mathrm{ICl}$$$$_4^ - $$ II. One
C. $$\mathrm{XeF_6}$$ III. Two
D. $$\mathrm{XeF_2}$$ IV. Zero

Choose the correct answer from the options given below :

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