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Which ore contains both iron and copper?...

Which ore contains both iron and copper?

A

Cuprite

B

Chalcocite

C

Chalopyrite

D

Malachite

Text Solution

Verified by Experts

The correct Answer is:
C
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The ore that contains both iron and copper is:

Two solid spheres of same size, of one iron and other of copper, are suspended by strings and submaerged in a beaker containing a certain liquid (the density of liquid is less than that of both iron and copper). If the density of copper is greater than that of iron, which of the following statements are true? (a) The upthrust on copper sphere is greater than that on the iron sphere. Upthrust is equal on both spheres. (c) Tension in the string supporting copper sphere is greater than that in the string supporting iron sphere. (d) Tension in both the strings is equal.

Which one of the following contains copper besides iron ?

Which of the following is not an iron ore ?

Which of the following is not an iron ore ?

RESONANCE-D & F-BLOCK ELEMENTS & THEIR IMPORTANT COMPOUNDS -Only one option correct type
  1. Which ore contains both iron and copper?

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  2. Atoms of the transition elements are smaller than those of the s-block...

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  3. Which of the following statements is correct?

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  4. E^(Theta) values for the couples Cr^(3+)//Cr^(2+) and Mn^(3+)//Mn^(2+)...

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  5. A metal ion from the first transition series has a magnetic moment (ca...

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  6. Which one of the following ionic species will impart colour to an aque...

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  7. CuSO(4).5H(2)O is blue in colour because

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  8. When AgNO(3)(aq) reacts with excess of iodine, we get:

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  9. When K(4)[Fe(CN)(6)] is added to FeCl(3) , the complex compound formed...

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  10. FeCl(3).6H(2)O is actually:

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  11. Aqueous solution of which of the following ions is green?

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  12. Aqueous solution of (P) and (Q) are violet. (P) turns green on oxidati...

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  13. In the reaction,2CuCl(2)+2H(2)O+SO(2)toA+H(2)SO(4)+2HCl,A is

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  14. German silver is an alloy of copper and:

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  15. When copper is placed in the atmosphere for sufficient time, a green c...

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  16. FeCl(3) dissolves in

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  17. When AgNO(3)(aq) reacts with excess of iodine, we get:

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  18. ZnO+CoOoverset(Delta)toX: product 'X' colour is

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  19. The compound that gets oxidised even on exposure to atmosphere is:

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  20. The +3 ion of which one of the following has half filled 4f subshell?

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