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Chemistry
The ionic charges on chromate ion and dichromate ion respectively is
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Q. The ionic charges on chromate ion and dichromate ion respectively is
MHT CET
MHT CET 2019
A
$- 2$, $- 2$
B
$- 3$, $- 2$
C
$- 2$, $- 4$
D
$- 4$, $- 2$
Solution:
The ionic charges on chromate and dichromate ion respectively is -2 and -2 . This can be predicted on the basis on the following structures :
Dichromate ion
$\left( Cr _{2} O _{7}^{2-}\right)$
Chromate Ion
$\left( CrO _{4}^{2-}\right)$
