Consider the change in oxidation state of
bromine corresponding to different emf values
as shown in the given diagram :
Then the species undergoing disproportionation
is :
A
BrO4–
B
BrO3–
C
Br2
D
HBrO
2
NEET 2018
MCQ (Single Correct Answer)
+4
-1
The correct order of N-compounds in its
decreasing order of oxidation states is
A
HNO3
, NO, N2
, NH4Cl
B
HNO3
, NO, NH4Cl, N2
C
HNO3
, NH4Cl, NO, N
D
NH4Cl, N2
, NO, HNO3
3
NEET 2018
MCQ (More than One Correct Answer)
+4
-1
Which of the following is correct with respect
to – I effect of the substituents? (R = alkyl)
A
– NH2
< – OR < – F
B
– NR2
< – OR < – F
C
– NH2
> – OR > – F
D
– NR2
> – OR > – F
4
NEET 2018
MCQ (Single Correct Answer)
+4
-1
Which one of the following elements is unable
to form MF63– ion?