Advertisements
Advertisements
Question
A particle P has 18 electrons, 20 neutrons and 19 protons. This particle must be :
Options
a molecule
a binary compound
an anion
a cation
Advertisements
Solution
cation
Particle P must be a cation.
APPEARS IN
RELATED QUESTIONS
How many atoms are present in a PO43− ion?
Name the following radicals :
SO42
Name the following radicals :
HC03
Write the names of `"HgO"` compounds :
Write the names of `"H"_2"S"` compounds :
Fill in the following blank with suitable word:
The particle which is formed by the loss of electrons by an atom is called..............
Give example.
Positive radicals
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Stannic oxide
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Potassium manganate
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 |
|
|
|
|
|
|
