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प्रश्न
State if the following element or radical is divalent?
Carbide
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उत्तर
Carbide element or radical is not divalent.
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संबंधित प्रश्न
What are polyatomic ions? Give examples.
Name the following radicals :
OH
The valency of calcium is 2. Write the valencies of other radical in the following :
- CaO
- Ca(OH)2
- CaC03
- CaCl2
Write the names of `"CuCo"_3` compounds :
Fill in the following blank with suitable word:
A sulphide ion has negative charge because it contains less ....................... than ...................
Give example.
Trivalent basic radicals
What do you understand by the following terms?
Acid radical
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Chromium sulphate
Match the radicals in List I with their correct names from List II.
| List I | List II | |
| 1. `"NO"_3^(1-)` | A: Bisulphite | F: Sulphate |
| 2. `"HSO"_4^(1-)` | B: Phosphate | G: Nitrate |
| 3. `"SO"_4^(2-)` | C: Carbonate | H: Phosphite |
| 4. `"PO"_4^(3-)` | D: Nitrite | I: Sulpite |
| 5. `"HCO"_3^(1-)` | E: Bicarbonate | J: Bisulphate |
State if the following element or radical is divalent?
Bromide
