Advertisements
Advertisements
प्रश्न
Give example.
Basic radicals
Advertisements
उत्तर
Mg2+, K+, Fe2+, Cu2+
APPEARS IN
संबंधित प्रश्न
What are polyatomic ions? Give examples.
Name the following radicals :
OH
Write the names of `"HgO"` compounds :
Write the names of ZnS compounds :
Fill in the following blank with suitable word:
The particle which is formed by the loss of electrons by an atom is called..............
Fill in the following blank with suitable word:
A sulphide ion has negative charge because it contains less ....................... than ...................
An element X has a valency of 2. Write the simplest formula for oxide of the element.
What is the difference between a cation and an anion ? Explain with examples.
A particle P has 18 electrons, 20 neutrons and 19 protons. This particle must be :
What is an ion ? How is an ion formed ? Explain with the help of two examples of different ions.
Give example.
Bivalent acidic radicals
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Nickel bisulphate
Fill in the blank:
A radical with one atom of sulphur and three atoms of oxygen are __________.
State if the following element or radical is divalent?
Lithium
State if the following element or radical is divalent?
Carbide
State if the following element or radical is divalent?
Permanganate
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: \[\ce{ClO_3^1-}\] |
