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Which is incorrectly matched?
CHEMISTRY · Single correct
Problem
Which is incorrectly matched? (1)
I
4
O
9
⇌
I
3
+
+
3
I
O
3
−
\mathrm{I}_4\mathrm{O}_9\rightleftharpoons\mathrm{I}^{3+}+3\mathrm{IO}_3^-
I
4
O
9
⇌
I
3
+
+
3
IO
3
−
(2)
I
2
O
4
⇌
I
O
+
+
I
O
3
−
\mathrm{I}_2\mathrm{O}_4\rightleftharpoons\mathrm{IO}^++\mathrm{IO}_3^-
I
2
O
4
⇌
IO
+
+
IO
3
−
(3)
C
s
B
r
3
⇌
C
s
+
+
B
r
3
−
\mathrm{CsBr}_3\rightleftharpoons\mathrm{Cs}^++\mathrm{Br}_3^-
CsBr
3
⇌
Cs
+
+
Br
3
−
(4) None of these
Related theory
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