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प्रश्न
Give example.
Positive radicals
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उत्तर
H+, Na+, K+, Ag+, Cu+, Hg+
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संबंधित प्रश्न
Write the names of `"HgO"` compounds :
Write the names of ZnS compounds :
Tick (√) the correct answer.
The sulphate radical is written as S042-. What is the formula of calcium sulphate ?
What is the name of a particle which contains 10 electrons, 11 protons and 12 neutrons ?
Name the particle which has 18 electrons, 18 neutrons and 17 protons in it.
Fill in the following blank with suitable word:
A sulphide ion has negative charge because it contains less ....................... than ...................
An element X has a valency of 2. Write the simplest formula for oxide of the element.
Give example.
Basic radicals
Give example.
Trivalent basic radicals
Choose the correct answer from the options given below.
The number of carbon atoms in a hydrogen carbonate radical is
Name the following radicals and give their valencies:
1. SO4
2. CO3
3. OH4.
4.Cr2O7
Differentiate between the following with suitable examples- A basic radical and an acid radical
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?
Carbide
State if the following element or radical is divalent?
Bisulphite
State if the following element or radical is divalent?
Dichromate
State if the following element or radical is divalent?
Permanganate
