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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).
Carbonate
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उत्तर
| Name | Symbol | Ion | Valency |
| Carbonate | \[\ce{CO3}\] | \[\ce{[CO3]^{2-}}\] | −2 |
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संबंधित प्रश्न
What do the following symbol stand for?
H
Give two examples of the following:
Solid + Liquid mixture
In the chemical word equation –
Zinc + Sulphuric acid → Zinc sulphate + Hydrogen.
State the reactants and products of the above reaction. What does the arrow indicate?
State which element exists in the highest percentage in earth’s crust.
Give the symbol of the following element:
Antimony
Give the symbol of the following element:
Sodium
Write the radical of the following valency:
Chlorine [Chloride]
Write the radical of the following valency:
Sulphite
Give the formula of the following gas:
Nitrous oxide
Describe the different ways in which we can write the symbols of elements. Give appropriate examples.
