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प्रश्न
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उत्तर
Potassium sulphite - K2SO3 - `"K"^1["SO"_3]^(2-)`
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संबंधित प्रश्न
Write down the formulae of sodium oxide.
Write the chemical formula of the Magnesium chloride.
What is meant by a chemical formula ? Write the formulae of one element and one compound.
What is the significance of the formula of a substance ?
An element Z has a valency of 3. What is the formula of oxide of Z ?
If the valency of carbon is 4 and that of sulphur is 2, work out the formula of the compound formed by the combination of carbon with sulphur. What is the name of this compound ?
Correct the following statement:
Molecular formula of water is H2O2
Identify the following substance:
An alkaline gas A which gives dense white fumes with hydrogen chloride.
Name the element in the compound and give the formula of the following compound:
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Name the element in the compound and give the formula of the following compound:
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Potassium nitrite
Write the formula of the following compound:
Potassium bisulphite
Write the formula of the following compound:
Sodium sulphite
Write the formula of the following compound:
Calcium sulphite
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Zinc sulphate
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Copper [II] chloride
Write the formula of the following compound:
Iron [III] chloride
Write the formula of the following compound:
Iron [II] sulphate
Write the formula of the following compound:
Iron [II] sulphide
Define the term Relative molecular mass. State why indirect methods are utilised to determine the absolute mass of an atom. Explain in brief the indirect method used.
