Tardigrade
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Tardigrade
Question
Chemistry
In K2Cr2O7, every Cr is linked to
Q. In
K
2
C
r
2
O
7
, every Cr is linked to
1654
166
The d-and f-Block Elements
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A
two O-atoms
27%
B
three O-atoms
19%
C
four O-atoms
45%
D
five O-atoms.
9%
Solution:
The structure of
C
r
2
O
7
2
−
ion is