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प्रश्न
Write down the name of a compound represented by the following formula:
CaCO3
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उत्तर
Calcium carbonate
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संबंधित प्रश्न
Write down the name of a compound represented by the following formula:
K2SO4
Write the formulae of the following compounds. Also name the elements present in them.
- Water
- Ammonia
- Methane
- Sulphur dioxide
- Ethanol
Molecular compounds are usually formed by the combination between :
An element X forms the following compounds with hydrogen, carbon and oxygen :
H2X, CX2, XO2, XO3
State the three valencies of element X which are illustrated by these compounds.
Calculate the mass of 3.011 × 1024 atoms of carbon.
Give one example of a triatomic molecule
State the atomicity of the following:
Chlorine
State the atomicity of the following:
Sulphur
Which of the following is a triatomic molecule?
Which of the following contains maximum number of molecules?
