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प्रश्न
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Ferrous sulphide
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उत्तर
Ferrous sulphide
Acidic radical S2-
Basic radical Fe2+
Chemical formulae FeS
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संबंधित प्रश्न
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.
Positive 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
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Magnesium phosphate
Fill in the blank:
A radical with one atom of sulphur and three atoms of oxygen are __________.
Name the following:
The radical containing one nitrogen and four hydrogen atoms.
State if the following element or radical is divalent?
Lithium
State if the following element or radical is divalent?
Sulphite
State if the following element or radical is divalent?
Chromium
State if the following element or radical is divalent?
Dichromate
