The compound `Yba_2Cu_3O_7` which shows super conductivity has copper in oxidation state_____. Assume that the rare earth element yttrium is in its usual `+3` oxidation state.
Text Solution
Verified by Experts
The correct Answer is:
`7//3`
If x is the oxidation state of `Cu` then : `3+2xx2+3x + 7 xx (-2) =0 rArr x = (7)/(3)`
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