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Duralumin is an alloy of...

Duralumin is an alloy of

A

`Al+Mn`

B

`Al+Mg+Ni+Mn`

C

`Al+Mg+Ni`

D

`Al+Mg+Mn+Cu`

Text Solution

Verified by Experts

The correct Answer is:
D
Duralumin is an alloy which contains `95%, Al, 4% Cu, 0.5% Mg and 0.5% Mn`.
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ERRORLESS -D & P-BLOCK ELEMENTS-Ordinary Thinking (Compounds of d & f block elements)
  1. Collin's reagent is

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  2. Which compound has coloured aqueous solution

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  3. Duralumin is an alloy of

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  4. Which one of the following statements is correct

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  5. The correct order of magnetic moments (spin values in B.M.) among is:

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  6. Exess of KI reacts with CuSO(4) solution and then Na(2)S(2)O(3) soluti...

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  7. Iron exhibits +2 and +3 oxidation states. Which of the following state...

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  8. The purple colour of KMnO(4) is due to

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  9. Dipping iron article into a strongly alkaline solution of sodium phosp...

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  10. When SCN^(-) is added to an aqueous solution containing Fe(NO(3))(3), ...

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  11. Identify the statement which is not correct regarding CuSO4?

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  12. The metal oxide which decomposes on heating, is:

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  13. In the reduction of dichromate by Fe(II), the number of electrons invo...

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  14. CrO(3) dissolves in aqueous NaOH to give:

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  15. Which of the following is the green coloured powder produced when ammo...

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  16. Which of the following is used as indelible ink

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  17. The co-ordination compound of which one of the following compositions ...

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  18. Railway wagon axles are made by heating rods of iron embedded in charc...

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  19. The least stable oxide at room temperature is

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  20. 4K(2) Cr(2) O(7) overset(heat)rarr 4K(2) CrO(4) + 3O(2) + X. In the ab...

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