Which of the following is the weakest reducing agent
$Zn$
$Cu$
${H_2}$
$Li$
In the series $Sc(Z = 21)$ to $Zn(Z = 30)$ , the enthalpy of atomization of _____ is the lowest
Calculate the number of unpaired electrons in the following gaseous ions: $Mn ^{3+}, Cr ^{3+}, V ^{3+}$ and $T i^{3+} .$ Which one of these is the most stable in aqueous solution?
Copper displaces which of the metal from their salt solutions
Why do the transition elements exhibit higher enthalpies of atomisation?
Why $E^o$ values for $Mn,\,Ni$ and $Zn$ are more negative than expected ?