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प्रश्न
What is the chemical composition of malachite?
- CuO . CuC03
- Cu(OH)2 CuC03
- CuO.Cu(OH)2
- Cu2O . Cu(OH)2
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उत्तर
Cu(OH)2.CuCO3
The chemical composition of malachite is Cu(OH)2.CuCO3.
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संबंधित प्रश्न
Write the names and chemical formulae of any one ore of zinc.
Write the names and chemical formulae of any one ore of iron.
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- Bayer's process
- Decomposition
- Cyanide process
- Hall's process
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(A) ferrous sulphide
(B) ferrous oxide
(C) cuprous sulphide
(D) cuprous oxide
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(a) Calamine
(b) Haematite
(c) Magnetite
(d) Corundum
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What is the role of the following compound-
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Carbonate ore of iron is ____________.
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Extraction of zinc from zinc blende is achieved by:-
Pyrolusite is ______.
Match List I with List II.
| List - I | List - II | ||
| a. | Siderite | I. | FeCO3 |
| b. | Malachite | II. | CuCO3 · Cu(OH)2 |
| c. | Sphalerite | III. | ZnS |
| d. | Calamine | IV. | ZnCO3 |
Choose the correct answer from the option given below.
Calamine and Malachite, respectively, are the ores of ______.
The ore that contains both iron and copper is ______.
