Advertisements
Advertisements
Question
What do you understand by the following terms?
Basic radical
Advertisements
Solution
Basic radical: The electropositive or positively charged radical is called a basic radical.
Examples: K+, Na+v
APPEARS IN
RELATED QUESTIONS
Write the symbols and valencies of the following radicals:
- Magnesium ion
- Ammonium
- Carbonate
- Nitrate
- Oxide
- Bisulphate
- Aluminium ion
Name the following radicals :
HC03
What is the name of a particle which contains 10 electrons, 11 protons and 12 neutrons ?
Fill in the following blank with suitable word:
A potassium ion has positive charge because it contains less............... than.....................
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
Name the following radicals and give their valencies:
1. SO4
2. CO3
3. OH4.
4.Cr2O7
Name the following:
The radical containing one nitrogen and four hydrogen atoms.
State if the following element or radical is divalent?
Bisulphite
State if the following element or radical is divalent?
Dichromate
Atoms that carry positive or negative charges are called ______.
