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प्रश्न
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).
Sulphate
उत्तर
| Name | Symbol | Ion | Valency |
| Sulphate | \[\ce{SO4}\] | \[\ce{[SO4]^{2-}}\] | −2 |
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संबंधित प्रश्न
Give two symbols which have been derived from the "English names" of the elements.
What is meant by atomicity? Name the diatomic element.
Give the symbol of the following element:
Chlorine [chloride]
Give the symbol of the following element:
Nitrate
Write the radical of the following valency:
Sulphate
Give the formula of the following gas:
Carbon monoxide
Give the formula of the following gas:
Nitrogen dioxide
Give the formula of the following gas:
Sulphur dioxide
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).
Oxide
Write the symbols for the following elements.
- Oxygen
- Gold
- Calcium
- Cadmium
- Iron
