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प्रश्न
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Potassium manganate
उत्तर
Potassium manganate
Acidic radical MnO42-
Basic radical K1+
Chemical formulae K2MnO4
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संबंधित प्रश्न
Name the following radicals :
HC03
Write the names of `"HgO"` compounds :
Define ‘formula mass’ of a compound.
Fill in the following blank with suitable word:
A sulphide ion has negative charge because it contains less ....................... than ...................
Explain the formation of (i) sodium ion, and (ii) chloride ion, from their respective atoms giving the number of protons and number of electrons in each one of them. What is the reason for positive charge on a sodium ion and a negative charge on a chloride ion ?
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Chromium sulphate
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Magnesium phosphate
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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Name the following radicals and give their valencies:
1. SO4
2. CO3
3. OH4.
4.Cr2O7
State if the following element or radical is divalent?
Permanganate
