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प्रश्न
Write the radical of the following valency:
Sulphite
विकल्प
1+
2+
3+
1−
2−
3−
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उत्तर
2−
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संबंधित प्रश्न
Write the full form of IUPAC. Name the elements represented by the following symbols:
Au, Pb, Sn, Hg
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Solid + Liquid mixture
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Sulphur [sulphide]
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Bromine
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State whether the following ion or radical given below of a non-metallic element exhibits valency: 1–, 2– or 3–. (write the ion or radical with the correct valency).
Bisulphate
State why the molecular formula of zinc carbonate is ZnCO3 .
______ of some elements are derived from Latin or Greek names of the elements.
