Advertisements
Advertisements
Question
Name the following radicals :
HC03
Solution
HC03– = Bicarbonate
APPEARS IN
RELATED QUESTIONS
Write the names of `"ZnCl"_2 ` compounds :
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
What is an ion ? How is an ion formed ? Explain with the help of two examples of different ions.
What do you understand by the following terms?
Basic radical
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Calcium silicate
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Sodium zincate
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?
Bisulphite
Match the names of ions and radicals from 1 to 10 with their correct answer from A to Q.
| Column A | Column B |
| 1. Hypochlorite | A: Hg2+ |
| 2. Permanganate | B: \[\ce{MnO_4^1-}\] |
| 3. Plumbous | C: Sn4+ |
| 4. Zincate | D: Pb2+ |
| 5. Nitride | E: Sn2+ |
| 6. Mercuric | F: Pb4+ |
| 7. Stannic | G: \[\ce{SO_3^2-}\] |
| 8. Nitrite | H: N3- |
| 9. Sulphite | I: \[\ce{NO_2^1-}\] |
| 10. Dichromate | J: \[\ce{MnO_4^2-}\] |
| K: Hg1+ | |
| L: \[\ce{SO_4^2-}\] | |
| M: CIO1- | |
| N: \[\ce{ZnO_2^2-}\] | |
| O: \[\ce{Cr_2O_7^2-}\] | |
| P: \[\ce{CrO_4^2-}\] | |
| Q: \[\ce{ClO_3^1-}\] |
