Which of the following will give green hydrated ion
$F{e^{ + 2}}$
$N{i^{ + 2}}$
$(a)$ and $(b)$ both
${V^{ + 3}}$
Which of the following compound is coloured ?
Which of the following statement(s) is(are) correct with reference to the ferrous and ferric ions
$E^o$ of $Cu$ is $+0.34\,V$ while that of $ Zn$ is $-\,0.76\,V$. Explain
The transition metals mostly are
Which pair of compound is expected to show similar colour in aqueous medium