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What is the main composition of matte?...

What is the main composition of matte?

A

CuS

B

CuO

C

`Cu_(2)S`

D

`Cu_(2)O`

Text Solution

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The correct Answer is:
C
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NCERT FINGERTIPS ENGLISH-PRACTICE PAPER -2-Practice Paper 2
  1. Lanthanoids are-

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  2. Which of the following pairs of structures represents facial and merid...

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  3. What is the main composition of matte?

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  4. Which of the following does not show positive deviation form Raoult's ...

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  5. Which of the following is not an artificial sweetener ?

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  6. Equanil is an example of

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  7. The freezing point depression of 0.1 molal solution of acetic acid in ...

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  8. An example of dibasic acid is

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  9. Synthetic rubbers are usually obtained by copolymeisation of

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  10. The arrangement ABC ABC….is referred to as

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  11. The number of Faradays needed to reduce 4 g equivalents of Cu^(2+) t...

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  12. The reaction , 2AB(g) + 2C(g) to A(2(g)) + 2BC((g)) proceeds according...

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  13. I both DNA and RNA, heterocyclic base and phosphate ester linkages are...

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  14. MgO crystallized as rock salt. The number of nearest oxide ions to Mg^...

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  15. Name of the drug whose structure given below is

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  16. In the Cannizzaro reaction given below: 2Ph-CHO overset(overset(Θ)OH...

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  17. In the following question, a statement of assertion is followed by a s...

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  18. A synthetic polyamide prepared by prolonged heating of caporlactam is

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  19. In the long form of the periodic table, the transition metals are plac...

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  20. Which of the following is a colligative property ?

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