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प्रश्न
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Copper
write symbol with the variable valency
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उत्तर
Copper: exhibits valency 1 and 2
| \[\ce{Cu^1+}\] | \[\ce{Cu^2+}\] |
| Cuprous | Cupric |
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