Advertisements
Advertisements
प्रश्न
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Ferrous sulphide
उत्तर
Ferrous sulphide
Acidic radical S2-
Basic radical Fe2+
Chemical formulae FeS
APPEARS IN
संबंधित प्रश्न
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 ZnS compounds :
Write the names of `"H"_2"S"` compounds :
State whether the following statements are true or false:
A sodium ion has positive charge because it has more protons than a neutral atom.
Fill in the following blank with suitable word :
The particle which is formed by the gain of electrons by an atom is called ..............
Fill in the following blank with suitable word:
A potassium ion has positive charge because it contains less............... than.....................
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Sodium thiosulphate
Complete the following table.
|
Acid Radicals `→` |
Chloride |
Nitrate |
Sulphate |
Carbonate |
Hydroxide |
Phosphate |
|
Basic Radicals `↓` |
||||||
|
Magnesium |
MgCl2 |
Mg(NO3)2 |
MgSO4 |
MgCO3 |
Mg(OH)2 |
Mg3(PO4)2 |
|
Sodium |
|
|
|
|
|
|
|
Zinc |
|
|
|
|
|
|
|
Silver |
|
|
|
|
|
|
|
Ammonium |
|
|
|
|
|
|
|
Calcium |
|
|
|
|
|
|
|
Iron (II) |
|
|
|
|
|
|
|
Potassium |
|
|
|
|
|
|
State if the following element or radical is divalent?
Sulphite
Atoms that carry positive or negative charges are called ______.
