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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
The symbols of the elements cobalt, aluminium, helium and sodium respectively written by a student are as
follows. Which symbol is the correct one ?
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Write the formula of its
Acetate
State the type of element for the following:
Carbon
State the type of element for the following:
Mercury
State the type of element for the following:
Sulphur
State the type of element for the following:
Iodine
Write the radical of the following valency:
Sulphate
Write the chemical formula of the following:
magnesium oxide
State whether the following ion or radical given below of a non-metallic element exhibits valency: 1–, 2– or 3–. (write the ion or radical with the correct valency).
Bisulphite
The first letter of a symbol is always written as a ______ letter and the second letter as a ______ letter.
