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प्रश्न
What does a chemical symbol represent?
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उत्तर
A chemical symbol is a shorthand method of representing an element.
Symbol of an element signifies:
- Name of the element.
- One atom of the element for example,
- The symbol O stands for the element of oxygen.
- One atom of oxygen.
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संबंधित प्रश्न
Write the names and symbols of the first twenty elements that you have studied in class VI & VII.
Define: Compounds
State whether the following statement is true or false:
The symbol of element cobalt is CO.
Give two examples of the following:
Liquid + Liquid mixture:
Give the symbol of the following element:
Copper
Give the symbol of the following element:
Phosphorus
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).
Aluminate
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).
Sulphide
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).
Zincate
Give the qualitative and quantitative meaning of the term ‘symbol’.
