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प्रश्न
Give the symbols and valencies of following radicals:
(a) Hydroxide (b) Chloride
(c) Carbonate (d) ammonium
(e) Nitrate
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उत्तर
| Radicals | Symbol | Valencies |
| (a) Hydroxide | `OH^-` | 1 |
| (b) Chloride | `Cl^-` | 1 |
| (c) Carbonate | `CO_3^(2-)` | 2 |
| (d) Ammonium | `NH_4^+` | 1 |
| (e) Nitrate | `NO_3^-` | 1 |
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संबंधित प्रश्न
Define: Compounds
State which element exists in the highest percentage in earth’s crust.
State the type of element for the following:
Copper
Write the radical of the following valency:
Zinc
Write the radical of the following valency:
Bromine [Bromide]
Write the radical of the following valency:
Iodine
Give the formula of the following gas:
Hydrogen chloride
Name the following:
An acid whose formula is ‘H2CO3’.
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
Write the constituent elements and their symbols for the following compounds.
- Carbon monoxide
- Washing soda
