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प्रश्न
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..............
उत्तर
Particle formed by losing or gaining electrons by its atom is called ion.
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संबंधित प्रश्न
What are polyatomic ions? Give examples.
Calculate the number of aluminium ions present in 0.051 g of aluminium oxide.
(Hint: The mass of an ion is the same as that of an atom of the same element. Atomic mass of Al = 27 u)
Write the names of `"NH"_4"OH"` compounds :
What is an ion ? How is an ion formed ? Explain with the help of two examples of different ions.
Give example.
Composite radicals
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Magnesium phosphate
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Potassium manganate
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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Fill in the blank:
A radical with one atom of sulphur and three atoms of oxygen are __________.
State if the following element or radical is divalent?
Permanganate
