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JEE Advanced 2020 Paper 1
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© examsnet.com
Question : 29
Total: 54
With respect to hypochlorite, chlorate and perchlorate ions, choose the correct statement(s).
[JEE Adv 2020 P1]
The hypochlorite ion is the strongest conjugate base
The molecular shape of only chlorate ion is influenced by the lone pair of electrons of Cl
The hypochlorite and chlorate ions disproportionate to give rise to identical set of ions
The hypochlorite ion oxidizes the sulfite ion
Validate
Solution:
H
C
l
O
4
most
‌
acidic
>
H
C
l
O
3
>
H
O
C
l
least
‌
acidic
Conjugate base
C
l
O
4
−
least
‌
basic
<
C
l
O
3
−
<
O
C
l
−
most
‌
basic
C
I
O
−
+
S
O
3
−
2
→
C
r
−
+
S
O
4
−
2
3
C
l
O
−
→
2
C
r
−
+
C
l
O
3
−
4
C
l
O
3
−
→
C
l
−
+
3
C
l
O
4
−
© examsnet.com
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