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प्रश्न
Fill in the following blank with suitable word :
The particle which is formed by the gain of electrons by an atom is called ..............
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उत्तर
Particle formed by the gain of electrons by its atom is called anion.
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संबंधित प्रश्न
Write the symbols and valencies of the following radicals:
- Magnesium ion
- Ammonium
- Carbonate
- Nitrate
- Oxide
- Bisulphate
- Aluminium ion
Magnesium and oxygen combine in the ratio of 3 : 2 by mass to form magnesium oxide. What mass of oxygen gas would be required to react completely with 24 g of magnesium ?
Define ‘formula mass’ of a compound.
What is the difference between a cation and an anion ? Explain with examples.
Give example.
Trivalent basic radicals
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Nickel bisulphate
Fill in the blank:
Sodium chloride has two radicals. Sodium is a _____ radical while chloride is _____ radical.
State if the following element or radical is divalent?
Sulphite
State if the following element or radical is divalent?
Carbide
State if the following element or radical is divalent?
Bisulphite
