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प्रश्न
Write the radical of the following valency:
Chlorine [Chloride]
पर्याय
1+
2+
3+
1−
2−
3−
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उत्तर
1−
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संबंधित प्रश्न
Two elements X and Y have valencies of 5 and 3, and 3 and 2, respectively. The elements X and Y are most likely to be respectively :
Match the metallic elements – with their correct symbols Metallic elements
| Metallic elements | Symbol |
| (a) Potassium | (1) Ca |
| (b) Sodium | (2) Zn |
| (c) Calcium | (3) Pb |
| (d) Magnesium | (4) Hg |
| (e) Zinc | (5) Cu |
| (f) Aluminum | (6) Au |
| (g) Iron | (7) K |
| (h) Lead | (8) Fe |
| (i) Copper | (9) Al |
| (j) Mercury | (10) Na |
| (k) Silver | (11) Mg |
| (l) Platinum | (12) Pt |
| (m) Gold | (13) Ag |
Give the symbol and the number of atoms of the following elements present in sodium chloride.
Give the symbol of the following element:
Phosphorus
State the type of element for the following:
Fluorine
State the type of element for the following:
Iodine
Select the correct answer to the statement given below:
An element present in the earth’s crust, atmosphere and the human body.
Symbol of mercury is
Write the symbols for the following elements.
- Oxygen
- Gold
- Calcium
- Cadmium
- Iron
The chemical symbol for sodium is
