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Amar Kumar 8 years, 1 month ago
Zn act as a reducing agent in the extraction of Ag. Reducing agent is a substance that tends to bring about reduction by being oxidized and losing electrons. Zinc is a chemical element with symbol Zn and atomic number 30. It is the first element in group 12 of the periodic table. In some respects zinc is chemically similar to magnesium,both elements exhibit only one normal oxidation state (+2), and the Zn2+ and Mg2+ ions are of similar size. Zinc is the 24th most abundant element in Earth's crust and has five stable isotopes.
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