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प्रश्न
Give the symbol and the number of atoms of the following elements present in carbon dioxide.
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उत्तर
Carbon Dioxide CO2
| Elements | Symbols |
| (Carbon) | C |
| [Oxygen (oxide)] | O |
No. of atoms of this element present
1 atom of - C, 2 atoms of - O
संबंधित प्रश्न
Give two symbols which have been derived from the "English names" of the elements.
Out of ozone, phosphorus, sulphur and krypton, the elements having the lowest and highest atomicities are respectively :
For writing a chemical formula – ‘symbols’ and combining capacity of an element with hydrogen i.e. ‘valency’ should be known. Explain the term – combining the capacity of an element i.e. valency.
Give the symbol of the following element:
Oxygen
State the type of element for the following:
Fluorine
State the type of element for the following:
Sodium
State the type of element for the following:
Bromine
Write the radical of the following valency:
Phosphate
State the valency of the following metallic element and write symbol with the valency
Sodium
State the valency of the following metallic element and write symbol with the valency
Aluminium
