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प्रश्न
Select elements and compounds from the following list: Iron, plaster of paris, chalk, common salt, copper, aluminium, calcium oxide, cane sugar, carbon, silica, sodium sulphate, uranium, potassium carbonate, silver, carbon dioxide.
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उत्तर
| Elements | Compounds |
| Iron | Plaster of paris |
| Copper | Chalk |
| Aluminium | Common salt |
| Carbon | Calcium oxide |
| Uranium | Cane sugar |
| Silver | Silica |
| Sodium sulphate | |
| Potassium carbonate | |
| Carbon dioxide |
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संबंधित प्रश्न
Define: Compounds
What do you understand by :
Noble gases
Give two symbols which have been derived from the " Latin names" of the elements.
Give the symbol of the following element:
Aluminium
Give the symbol of the following element:
Hydroxide
Give the formula of the following gas:
Hydrogen chloride
Give the formula of the following gas:
Carbon monoxide
State the valency of the following metallic element and write symbol with the valency
Potassium
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).
Nitrate
Give the qualitative and quantitative meaning of the term ‘symbol’.
