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प्रश्न
Give the symbol of the following element:
Fluorine
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उत्तर
| Name | Symbol |
| Fluorine | F |
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संबंधित प्रश्न
Give the symbol of the following element:
Mercury
Give the symbol of the following element:
Calcium
State the type of element for the following:
Neon
Name the following:
An acid whose formula is ‘H2CO3’.
Define the term ‘valency’.
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).
Hydroxide
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
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).
Plumbite
How many elements are known at present?
What is the significance of the symbol of an element?
