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प्रश्न
Give the symbol of the following element:
Carbonate
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उत्तर
| Name | Symbol |
| Carbonate | CO3 |
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संबंधित प्रश्न
The symbol of a metal element which is used in making thermometers is :
An atom of an element is denoted by a “symbol” Explain the meaning of the term ‘symbol’. State a reason for representing the following element by its symbol.
Helium by ‘He’
Match the noble gases – with their correct symbols:
| Noble gases | Symbols |
| (a) Helium | (1) Ar |
| (b) Neon | (2) Xe |
| (c) Argon | (3) Rn |
| (d) Krypton | (4) He |
| (e) Xenon | (5) Kr |
| (f) Radon | (6) Ne |
Give the names and symbols of the first twenty elements of the periodic table.
State the type of element for the following:
Silicon
Write the chemical formula of the following:
Sodium bromide
State the valency of the following metallic element and write symbol with the valency
Potassium
State the valency of the following metallic element and write symbol with the valency
Zinc
State the valency of the following metallic element and write symbol with the valency
Aluminium
Name three metals whose symbols are derived from the first letter of the name of the element.
