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The incorrect statement is...

The incorrect statement is

A

Calamine and siderite are carbonates

B

Argentite and cuprite are oxides

C

Zinc blende and iron pyrites are sulphides

D

Malachite and azurite are ores of copper

Text Solution

Verified by Experts

The correct Answer is:
B
Argentite and cuprite are sulphides.
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CENGAGE CHEMISTRY-GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS-Exercise (Single Correcttype)
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  2. When copper pyrites is roasted in excess of air, a mixture of CuO + Fe...

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  3. The incorrect statement is

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  4. Composition of malachite mineral is

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  5. Select the correct statement :

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  6. Elingham diagram represents.

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  7. To carry out a reduction process, select a temperature so as to make

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  8. Gold is extracted by hydrometallurgical procees based on its property

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  9. van Arkel method of purification of metals involves converting the met...

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  10. DeltaG^(@) vsT plot in the Ellingham diagram slopes down for the react...

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  11. Self-reduction of Cu(2)S to Cu can be carried out in.

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  12. Ag(2)S +NaCN rarr (a) (a) +Zn rarr (d) (b) is a metal. Hence (a) a...

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  13. During smelting, an additional is added which combines with impurites ...

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  14. The process of isolation of metals by dissolving the ore in a suitable...

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  15. Complex formed in the following methods are (I) Mond's process for p...

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  16. Casseterite ore consists of magnetic impurity named as

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  17. Find the formula of A ZnS + O(2) rarr (A) + SO(2).

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  18. Four metals and their methods of refinement are given (i) Ni,Cu,Zr,G...

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  19. Which of the following statement is correct regarding Cu extraction ?

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  20. Which of the following process is not involved in the extraction of Fe...

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