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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).
Nitrate
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उत्तर
| Name | Symbol | Ion | Valency |
| Nitrate | \[\ce{NO3}\] | \[\ce{[NO3]^{1-}}\] | −1 |
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संबंधित प्रश्न
Match the symbols of metallic elements – with their correct combining power or capacity.
(a) K
(b) Zn
(c) Al
(d) Na
(e) Ca
Combining power or capacity – A : 3 ; B : 2 ; C : 1. (positive valencies)
Give the symbol of the following element:
Radon
State the type of element for the following:
Platinum
State the type of element for the following:
Phosphorus
State what is meant by the term ‘activity series of metals’.
Write the radical of the following valency:
Nitrate
Write the radical of the following valency:
Sulphite
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).
Zincate
State why the molecular formula of zinc carbonate is ZnCO3 .
In the same way in chemistry, each element is denoted by a ______.
