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1
JEE Main 2021 (Online) 22th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Which one of the following group-15 hydride is the strongest reducing agent?
A
AsH3
B
BiH3
C
PH3
D
SbH3
2
JEE Main 2021 (Online) 20th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
The species given below that does NOT show disproportionation reaction is :
A
$$BrO_4^ - $$
B
$$Br{O^ - }$$
C
$$BrO_2^ - $$
D
$$BrO_3^ - $$
3
JEE Main 2021 (Online) 20th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Chemical nature of the nitrogen oxide compound obtained from a reaction of concentrated nitric acid and P4O10 (in 4 : 1 ratio) is :
A
acidic
B
basic
C
amphoteric
D
neutral
4
JEE Main 2021 (Online) 18th March Morning Shift
MCQ (Single Correct Answer)
+4
-1
Reagent, 1-napthylamine and sulphanilic acid in acetic acid is used for the detection of
A
N2O
B
NO$$_3^ - $$
C
NO
D
NO$$_2^ - $$
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