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प्रश्न
Give the symbol of the following element:
Silicon
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उत्तर
| Name | Symbol |
| Silicon | Si |
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संबंधित प्रश्न
Give two symbols which have been derived from the " Latin names" of the elements.
What is the significance of the symbol of an element ? Explain with the help of an example.
Match the non-metallic elements – with their correct symbols. Non-metallic elements are:
| Non-Metallic elements | Symbol |
| (a) Carbon | (1) O |
| (b) Chlorine | (2) I |
| (c) Oxygen | (3) Si |
| (d) Phosphorus | (4) C |
| (e) Hydrogen | (5) Cl |
| (f) Nitrogen | (6) P |
| (g) Iodine | (7) F |
| (h) Bromine | (8) H |
| (i) Fluorine | (9) S |
| (j) Silicon | (10) Br |
| (k) Sulphur | (11) N |
Give the symbol of the following element:
Fluorine
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
Calcium
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).
Sulphate
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).
Nitride
Name three metals whose symbols are derived: from their Latin names.
In the same way in chemistry, each element is denoted by a ______.
