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प्रश्न
Fill in the following blank with suitable word:
The particle which is formed by the loss of electrons by an atom is called..............
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उत्तर
Particle formed by the loss of electrons by its atom is called cation.
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संबंधित प्रश्न
What are polyatomic ions? Give examples.
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 ZnS compounds :
State whether the following statements are true or false :
A chloride ion has negative charge because it has more electrons than a neutral atom.
Fill in the following blank with suitable word:
A potassium ion has positive charge because it contains less............... than.....................
Give example.
Positive radicals
Give example.
Basic radicals
Give example.
Trivalent basic radicals
Complete the following table.
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Acid Radicals `→` |
Chloride |
Nitrate |
Sulphate |
Carbonate |
Hydroxide |
Phosphate |
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Basic Radicals `↓` |
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Magnesium |
MgCl2 |
Mg(NO3)2 |
MgSO4 |
MgCO3 |
Mg(OH)2 |
Mg3(PO4)2 |
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Sodium |
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Zinc |
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Silver |
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Ammonium |
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Calcium |
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Iron (II) |
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Potassium |
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State if the following element or radical is divalent?
Bisulphite
