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1
JEE Main 2022 (Online) 24th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
PCl5 is well known, but NCl5 is not. because,
A
nitrogen is less reactive than phosphorus.
B
nitrogen doesn't have d-orbitals in its valence shell.
C
catenation tendency is weaker in nitrogen than phosphorus.
D
size of phosphorus is larger than nitrogen.
2
JEE Main 2022 (Online) 24th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Identify the correct statement for B2H6 from those given below :

(A) In B2H6, all B-H bonds are equivalent.

(B) In B2H6, there are four 3-centre-2-electron bonds.

(C) B2H6 is a Lewis acid.

(D) B2H6 can be synthesized from both BF3 and NaBH4.

(E) B2H6 is a planar molecule.

Choose the most appropriate answer from the options given below :

A
(A) and (E) only
B
(B), (C) and (E) only
C
(C) and (D) only
D
(C) and (E) only
3
JEE Main 2022 (Online) 24th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The most stable trihalide of nitrogen is :

A
NF3
B
NCl3
C
NBr3
D
NI3
4
JEE Main 2022 (Online) 24th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Which one of the following elemental forms is not present in the enamel of the teeth?

A
Ca2+
B
P3+
C
F$$-$$
D
P5+
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