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प्रश्न
Give the symbol of the following element:
Carbonate
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उत्तर
| Name | Symbol |
| Carbonate | CO3 |
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संबंधित प्रश्न
Write the symbols of helium, silver, krypton, antimony, barium.
Explain the terms 'valency' and 'variable valency'.
Match the noble gases – with their correct symbols:
| Noble gases | Symbols |
| (a) Helium | (1) Ar |
| (b) Neon | (2) Xe |
| (c) Argon | (3) Rn |
| (d) Krypton | (4) He |
| (e) Xenon | (5) Kr |
| (f) Radon | (6) Ne |
Write the formula of the compound formed – given symbols and combining power or capacity (valency) of the following element in the compound.
Ca2+ NO31-
Give the symbol of the following element:
Calcium
Give the symbol of the following element:
Radon
Write the radical of the following valency:
Sulphite
Write the chemical formula of the following:
Sodium bromide
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).
Permanganate
Describe the different ways in which we can write the symbols of elements. Give appropriate examples.
