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प्रश्न
Fill in the following blank with suitable word :
The particle which is formed by the gain of electrons by an atom is called ..............
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उत्तर
Particle formed by the gain of electrons by its atom is called anion.
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संबंधित प्रश्न
Name the following radicals :
OH
Write the names of ZnS compounds :
Name the particle which has 18 electrons, 18 neutrons and 17 protons in it.
An element X has a valency of 2. Write the simplest formula for oxide of the element.
Give example.
Positive radicals
Give example.
Basic radicals
Give example.
Bivalent acidic radicals
Differentiate between the following with suitable examples- A basic radical and an acid radical
State if the following element or radical is divalent?
Nickel
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: \[\ce{ClO_3^1-}\] |
