Which alloy contains $Cu, Sn$  and  $Zn$

  • A

    Gun metal

  • B

    Solder

  • C

    Bell metal

  • D

    German silver

Similar Questions

Which of the comparison regarding $Zn,\,Cd,\,Hg$ is/are incorrect ?

$(I)$ $ZnCl_2$ is ionic whereas $CdCl_2$ and $HgCl_2$ are covalent

$(II)$ $Zn$ and $Cd$ dissolves in dilute acid $(HCl)$ liberating $H_2$ but $Hg$ can not

$(III)$ $Zn$ and $Cd$ forming with ppt. of $Zn(OH)_2$ and $Cd(OH)_2$ but $Hg$ forms coloured ppt. of

$(IV)$ all from $A_2^{2+}$ type ion

Which of the following is decreasing order of $I.P_2$ ?

Which of the following is not a characteristic of transition element

Which metal does not give the following reaction $M +$  water or steam $ \to $oxide $ + H$ $\downarrow$

Ionisation enthalpies of $Ce,\,Pr$ and $Nd$ are higher than $Th,\,Pa$ and $U$. Why ?