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प्रश्न
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Sodium thiosulphate
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उत्तर
Sodium thiosulphate
Acidic radical (S2O3)2-
Basic radical Na1+
Chemical formulae Na2S2O3
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संबंधित प्रश्न
How many atoms are present in a PO43− ion?
What are polyatomic ions? Give examples.
Write the names of `"H"_2"S"` compounds :
Define ‘formula mass’ of a compound.
Fill in the following blank with suitable word:
The particle which is formed by the loss or gain of electrons by an atom is called..............
The valencies (or charges) of some of the ions are given below :
Ion Valency Ion Valency (Charge) (Charge)
Sodium ion 1+ Nitrate ion 1–
Copper ion 2+ Sulphide ion 2–
Using this information, write down the formulae of :
- Sodium sulphide
- Copper nitrate
Fill in the blank:
A radical with one atom of sulphur and three atoms of oxygen are __________.
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
State if the following element or radical is divalent?
Nitride
