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1
JEE Main 2014 (Offline)
MCQ (Single Correct Answer)
+4
-1
Which one of the following properties is not shown by NO?
A
It combines with oxygen to form nitrogen dioxide
B
It’s bond order is 2.5
C
It is diamagnetic in gaseous state
D
It is a neutral oxide
2
AIEEE 2012
MCQ (Single Correct Answer)
+4
-1
The molecule having smallest bond angle is :
A
NCl3
B
AsCl3
C
SbCl3
D
PCl3
3
AIEEE 2011
MCQ (Single Correct Answer)
+4
-1
Which of the following statements regarding sulphur is incorrect?
A
The vapour at 200oC consists mostly of S8 rings
B
At 600oC the gas mainly consists of S2 molecules
C
The oxidation state of sulphur is never less than +4 in its compounds
D
S2 molecule is paramagnetic.
4
AIEEE 2011
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Boron cannot form which one of the following anions?
A
$$BH_4^-$$
B
$$BF_6^{3-}$$
C
$$B(OH)_4^-$$
D
$$BO_2^-$$
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