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प्रश्न
What do you understand by the following terms?
Basic radical
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उत्तर
Basic radical: The electropositive or positively charged radical is called a basic radical.
Examples: K+, Na+v
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संबंधित प्रश्न
Write the symbols and valencies of the following radicals:
- Magnesium ion
- Ammonium
- Carbonate
- Nitrate
- Oxide
- Bisulphate
- Aluminium ion
Name the following radicals :
SO42
Name the following radicals :
Cr2072
The valencies (or charges) of some of the ions are given below :
Ion Valency Ion Valency (Charge) (Charge)
Sodium ion 1+ Nitrate ion 1–
Copper ion 2+ Sulphide ion 2–
Using this information, write down the formulae of :
- Sodium sulphide
- Copper nitrate
Give example.
Composite radicals
Give example.
Bivalent acidic radicals
Write symbols of the following elements and the radicals obtained from them and indicate the charge on the radicals.
Mercury, potassium, nitrogen, copper, sulphur, carbon, chlorine, oxygen
State if the following element or radical is divalent?
Nitride
State if the following element or radical is divalent?
Chromium
State if the following element or radical is divalent?
Permanganate
