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प्रश्न
Give the symbol of the following element:
Lead
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उत्तर
| Name | Symbol |
| Lead | Pb |
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संबंधित प्रश्न
An element which can exhibit valencies of 2, 4 and 6 can be :
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 and the number of atoms of the following elements present in sodium chloride.
Give the symbol and the number of atoms of the following elements present in zinc chloride.
State the type of element for the following:
Mercury
Give the symbol of the following element:
Nitrate
Give a reason – Magnesium [2, 8, 2] has valency 2+.
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).
Iodide
Symbol of mercury is
The name copper was taken from ______.
