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The metals present in insulin and haemog...

The metals present in insulin and haemoglobin are respectively:

A

`Zn,Hg`

B

`Zn,Fe`

C

`Co,Fe`

D

`Mg,Fe`

Text Solution

Verified by Experts

The correct Answer is:
B
Insuline`toZn,` Hemoglobin `to Fe`
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BANSAL-D AND F BLOCK ELEMENTS-Exercise-1 (Single Correct Choice Type)
  1. underset(("bot"))(Cu+conc.HNO(3))toCu(NO(3))(2)+X (oxide of nitrogen...

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  2. Pick out the incorrect statement:

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  3. The metals present in insulin and haemoglobin are respectively:

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  4. Metre scales are madeup of alloy:

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  5. A metal M which is not affected by strong acids like conc. HNO(3),conc...

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  6. underset(("Acidified"))(KMnO(4))+HCltoH(2)O+X(g),X is a:

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  7. Amongst the following species, maximum covalent character is exhibited...

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  8. Number of moles of K(2)Cr(2)O(7) can be reduced by 1 mole of Sn^(2+) i...

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  9. Pick out the incorrect statement:

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  10. The aqueous solution of CuCrO(4) is green because it contains:

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  11. The aqueous solution of the following salts will be coloured in the ca...

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  12. Rusting of iron in moist air involves-

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  13. Transition metals normally have unfilled 'd' orbitals which are degene...

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  14. Which one of the following transition metal ions is paramagnetic?

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  15. E^(Theta) value for the couple Cr^(3+)//Cr^(2+) and Mn^(3+)//Mn^(2+) a...

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  16. When ammonium dichloromate is heated it decompose and a spark is produ...

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  17. A mixture of K(2)Cr(2)O(7) and conc. H(2)SO(4) forms

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  18. When a photographic film is exposed and developed, the image is due to...

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  19. When SO(2) is passed through acidified K(2)Cr(2)O(7) solution

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  20. Which compound is deliquescent-

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