Four successive members of the first row transition elements are listed below with their atomic numbers. Which one of them is expected to have the highest third ionization enthalpy
Vanadium $ (Z = 23)$
Chromium $ (Z = 24)$
Iron $(Z = 26)$
Manganese $(Z = 25)$
Hydrated $C{u^{ + 2}}$ ion will be
The melting point of $Zn$ is lower as compared to those of the other element of $3d$ series because
Which of the following has '$6$' unpaired $f-$electrons ?
An ornamental of gold having $75\%$ of gold, it is of .............. carat.
'Spin only' magnetic moment is same for which of the following ions?
$A$. $\mathrm{Ti}^{3+}$ $B$. $\mathrm{Cr}^{2+}$ $C$. $\mathrm{Mn}^{2+}$ $D$.$\mathrm{Fe}^{2+}$ $E$. $\mathrm{Sc}^{3+}$
Choose the most appropriate answer from the options given below.