The atomic number of vanadium $(V)$, chromium $(Cr)$, manganese $ (Mn)$ and iron $(Fe) $ are respectively $ 23,\, 24, \,25 $ and $ 26 $ which one of these may be expected to have the highest second ionization enthalpy
$V$
$Cr$
$Mn$
$Fe$
Which of the following ions gives coloured solution
Cuprous ion is colourless, while cupric ion is coloured because
Which of the following pairs of elements might form an alloy
Which of the following will give green hydrated ion
An ion of definite magnetic moment (spin only) is