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प्रश्न
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Ferrous sulphide
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उत्तर
Ferrous sulphide
Acidic radical S2-
Basic radical Fe2+
Chemical formulae FeS
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संबंधित प्रश्न
The valency of calcium is 2. Write the valencies of other radical in the following :
- CaO
- Ca(OH)2
- CaC03
- CaCl2
Write the names of `"ZnCl"_2 ` compounds :
Write the names of ZnS compounds :
Fill in the following blank with suitable word:
The particle which is formed by the loss or gain of electrons by an atom is called..............
A particle P has 18 electrons, 20 neutrons and 19 protons. This particle must be :
Give example.
Bivalent acidic radicals
Give example.
Trivalent basic radicals
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?
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: \[\ce{ClO_3^1-}\] |
