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प्रश्न
Match the compounds in List I – 1 to 20 with their correct formulas in List II – A to T.
| List I | List II |
| 1. Copper [I] sulphide | A: KMnO4 |
| 2. Potassium permanganate | B: Mg3N2 |
| 3. Phosphoric acid | C: Mg(NO3)2 |
| 4. Copper [I] oxide | D: Al2(SO4)3 |
| 5. Carbonic acid | E: Na2ZnO2 |
| 6. Aluminium sulphide | F: N2O |
| 7. Iron [II] oxide | G: H2CO3 |
| 8. Iron [III] sulphide | H: Al2S3 |
| 9. Iron [II] sulphate | I: NO |
| 10. Sodium zincate | J: FeS |
| 11. Nitrous oxide | K: Fe2S3 |
| 12. Aluminium sulphate | L: H3PO4 |
| 13. Magnesium nitride | M: Cu2S |
| 14. Iron [III] sulphate | N: CuS |
| 15. Copper [II] oxide | O: Fe2O3 |
| 16. Iron [III] oxide | P: FeO |
| 17. Nitric oxide | Q: FeSO4 |
| 18. Copper [II] sulphide | R: Fe2(SO4)3 |
| 19. Iron [II] sulphide | S: CuO |
| 20. Magnesium nitrate | T: Cu2O |
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उत्तर
| List I | List II |
| 1. Copper [I] sulphide | M: Cu2S |
| 2. Potassium permanganate | A: KMnO4 |
| 3. Phosphoric acid | L: H3PO4 |
| 4. Copper [I] oxide | T: Cu2O |
| 5. Carbonic acid | G: H2CO3 |
| 6. Aluminium sulphide | H: Al2S3 |
| 7. Iron [II] oxide | P: FeO |
| 8. Iron [III] sulphide | K: Fe2S3 |
| 9. Iron [II] sulphate | Q: FeSO4 |
| 10. Sodium zincate | E: Na2ZnO2 |
| 11. Nitrous oxide | F: N2O |
| 12. Aluminium sulphate | D: Al2(SO4)3 |
| 13. Magnesium nitride | B: Mg3N2 |
| 14. Iron [III] sulphate | R: Fe2(SO4)3 |
| 15. Copper [II] oxide | S: CuO |
| 16. Iron [III] oxide | O: Fe2O3 |
| 17. Nitric oxide | I: NO |
| 18. Copper [II] sulphide | N: CuS |
| 19. Iron [II] sulphide | J: FeS |
| 20. Magnesium nitrate | C: Mg(NO3)2 |
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संबंधित प्रश्न
Write the molecular formulae of Copper oxide.
Write the molecular formula of the following compounds of Sulphur trioxide.
Find the number and names of elements present in them and calculate their molecular masses.
Write the molecular formula for the oxide and sulphide of following elements of Calcium
Write the molecular formulae for the following compounds and name the elements present of Baking soda.
The valency of aluminium is 3. Write the valency of other radicals present in the following compounds of Aluminium nitride
Write the molecular formulae of Calcium hydroxide.
Copper having electronic configuration 2,8,18,1 exhibits variable valency. Give a reason for the same and name the compound CuCI and CuCl2.
Write the chemical formula of the following compound in a step-by-step manner –
Potassium permanganate
Write the chemical formula of the following compound in a step-by-step manner –
Potassium dichromate
Write the chemical formula of the following compound in a step-by-step manner –
Copper [II] oxide
