Advertisements
Advertisements
Question
Fill in the following blank with suitable word:
The particle which is formed by the loss of electrons by an atom is called..............
Solution
Particle formed by the loss of electrons by its atom is called cation.
APPEARS IN
RELATED QUESTIONS
How many atoms are present in a PO43− ion?
Write the names of `"HgO"` compounds :
Write the names of `"H"_2"S"` compounds :
Magnesium and oxygen combine in the ratio of 3 : 2 by mass to form magnesium oxide. What mass of oxygen gas would be required to react completely with 24 g of magnesium ?
Give example.
Composite 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.
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 |
|
|
|
|
|
|
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?
Sulphite