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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).
Oxide
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उत्तर
| Name | Symbol | Ion | Valency |
| Oxide | \[\ce{O}\] | \[\ce{O^{2-}}\] | −2 |
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संबंधित प्रश्न
Give the symbols and valencies of following radicals:
(a) Hydroxide (b) Chloride
(c) Carbonate (d) ammonium
(e) Nitrate
The Latin language name of an element is natrium. The English name of this element is :
Out of ozone, phosphorus, sulphur and krypton, the elements having the lowest and highest atomicities are respectively :
The formula of the sulphate of an element M is M2(SO4)3
Write the formula of it
Oxide
State the type of element for the following:
Antimony
Give the symbol of the following element:
Sulphate
Give the formula of the following gas:
Nitrous oxide
State the valency of the following metallic element and write symbol with the valency
Calcium
Describe the different ways in which we can write the symbols of elements. Give appropriate examples.
Write a note on Greem symbols.
