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प्रश्न
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उत्तर
Potassium carbonate - K2CO3 - `"K"^1"CO"_3^(2-)`
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संबंधित प्रश्न
Write down the formulae of sodium sulphide.
Write the chemical formula of the Magnesium chloride.
What do the symbols, H2, S and O4 mean in the formula H2SO4 ?
Give the formulae of the compounds formed from the following sets of elements :
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- hydrogen and sulphur
- nitrogen and hydrogen
- carbon and chlorine
- sodium and oxygen
- carbon and oxygen
Identify the following substance:
A brown gas D with the irritating smell.
Write the formula of the following compound:
Sodium carbonate
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Sodium sulphate
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Sodium hydroxide
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Calcium bisulphite
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Calcium hydroxide
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Iron [III] chloride
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Iron [II] sulphate
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Iron [III] sulphide
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Lead [II] oxide
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Diamine silver chloride
What do you understand by chemical formula of a compound? What is its significance?
Write the chemical formula for the following elements.
- Hydrogen
- Nitrogen
- Ozone
- Sulphur
Write the molecular formulae for the following compounds
Iron (III) sulphide
There are ______ hydrogen atoms in water molecule.
