Advertisements
Advertisements
प्रश्न
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Calcium silicate
Advertisements
उत्तर
Calcium silicate
Acidic radical SiO32−
Basic radical Ca2+
Chemical formula: CaSiO3
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 symbols and valencies of the following radicals:
- Magnesium ion
- Ammonium
- Carbonate
- Nitrate
- Oxide
- Bisulphate
- Aluminium ion
Name the particle which has 18 electrons, 18 neutrons and 17 protons in it.
An element X has a valency of 2. Write the simplest formula for bromide of the element.
Give example.
Positive radicals
Give example.
Basic radicals
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Chromium sulphate
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?
Ammonium
State if the following element or radical is divalent?
Permanganate
