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प्रश्न
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 |
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उत्तर
| List I | List II |
| 1. `"NO"_3^(1-)` | D: Nitrite |
| 2. `"HSO"_4^(1-)` | J: Bisulphate |
| 3. `"SO"_4^(2-)` | F: Sulphate |
| 4. `"PO"_4^(3-)` | B: Phosphate |
| 5. `"HCO"_3^(1-)` | E: Bicarbonate |
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संबंधित प्रश्न
What are polyatomic ions? Give examples.
Name the following radicals :
HC03
State whether the following statements are true or false:
A sodium ion has positive charge because it has more protons than a neutral atom.
State whether the following statements are true or false :
A chloride ion has negative charge because it has more electrons than a neutral atom.
Name the particle which has 18 electrons, 18 neutrons and 17 protons in it.
The valencies (or charges) of some of the ions are given below :
| Ion | Valency (Charge) | Ion | Valency (Charge) |
| Sodium ion | 1+ | Bromide ion | 1– |
| Ammonium ion | 1+ | Hydroxide ion | 1– |
| Calcium ion | 2+ | Sulphate ion | 2– |
| Lead ion | 2+ | Phosphate ion | 3– |
Using this information, write down the formulae of the following compounds :
(i) Sodium phosphate
(ii) Ammonium sulphate
(iii) Calcium hydroxide
(iv) Lead bromide
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Calcium silicate
Fill in the blank:
Sodium chloride has two radicals. Sodium is a _____ radical while chloride is _____ radical.
Differentiate between the following with suitable examples- A basic radical and an acid radical
State if the following element or radical is divalent?
Carbide
