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प्रश्न
Explain the meaning of the term ‘compound’ with a suitable example.
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उत्तर
Compound: “Is a pure substance made up of two or more elements combined chemically by in a fixed proportion.”
Example: CO2 carbon dioxide is made up of two elements carbon and oxygen C,
12 parts by weight and oxygen
2 × 16 = 32 parts by weight
i.e. in ratio C : O = 12 : 16 = 3 : 4
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संबंधित प्रश्न
The valency of an element A is 3 and that of element B is 2. Write the formula of the compound formed by the combination of A and B.
Select the basic and acidic radicals in the following compounds.
Mg(OH)2
Write the chemical name of the following compound
Mg(HCO3)2
Give the name of the following compound
KClO2
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KClO3
Write the name of the following compound:
HClO
Write the name of the following compound:
Ca3(PO4)2
Write the name of the following compound:
HCl
Write the name of the following compound:
Na2O
Write the names of the following compounds.
- CO
- N2O
- NO2
- PCl5
