Chemistry
Certain metals exhibit variable valencies which include valencies: 1+, 2+, 3+, & 4+. State the variable valency of the following metals -
(a) Copper
(b) Silver
(c) Mercury
(d) Iron
(e) Tin
(f) Lead
[write each symbol with the variable valency]
Valency
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Answer
S. No. | Element | Symbol | Valency |
---|---|---|---|
(a) | Copper | Cu1+ | 1 |
Cu2+ | 2 | ||
(b) | Silver | Ag1+ | 1 |
Ag2+ | 2 | ||
(c) | Mercury | Hg1+ | 1 |
Hg2+ | 2 | ||
(d) | Iron | Fe2+ | 2 |
Fe3+ | 3 | ||
(e) | Tin | Sn2+ | 2 |
Sn4+ | 4 | ||
(f) | Lead | Pb2+ | 2 |
Pb4+ | 4 |
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