Nickel steel contain $\%$ of $ Ni$
$1 - 5\% $
$3 - 5\% $
$6 - 5\% $
$8 - 5\% $
The purple colour of $KMnO_4$ is due to the transition
Which metal is present in brass, bronze and German silver
The catalyst used in the contact process is
Find the species having the magnetic moment value of $5.92\ BM$
Find incorrect comparison of second ionisation energy