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The alloy that is used for making perman...

The alloy that is used for making permanent

A

Al,Ni,Co

B

Pb,Sn,Bi

C

Fe,Mn,Cu

D

Cu,Au,Hg

Text Solution

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The correct Answer is:
A
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NARAYNA-D BLOCK & TRANSITION ELEMENTS-Level-I (H.W)
  1. the catalyst used in the hydrogenation of oils is :

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  2. The catalyst used in the polymerisation of ethylene is

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  3. Which of the following is not responsible for the catalytical activity...

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  4. Which of the following pair of transition metal ions, have the same ca...

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  5. The following species is repelled by a magnetic field

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  6. The following is not a ferromagnetic

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  7. In the calcultion of magnetic moment. The orbital magnetic moment cont...

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  8. A compound of metal ion M^(x+) (z=25) has spin only magnetic moment o...

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  9. The magnetic moment of two ions M^(x+) and M^(y+) of the element M(Z=2...

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  10. The magnetic moment of ion is close to 36 xx 10^(-24) "joule"//"Tesla"...

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  11. Which is not an interstitial compound?

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  12. The metal that forms interstitial nitride is

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  13. The common metal present in german silver, bell metal and brass is

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  14. Which of the following is an alloy of a metal and a non-metal

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  15. The alloy that is used for making permanent

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  16. The susbtance that sublimes on heting is

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  17. The least stable oxide at room temperature is

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  18. Which of the following metal oxides is white in colour but becomes yel...

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  19. Oxide of metal cation which is not amphoteric ?

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  20. Which of the following oxides of chromium is amphoteric in nature?

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