The $CORRECT$ ionisation energy order is
$Zn^+ > Ca^+ > Cr^+$
$Co^{2+} > Mn^{2+} > Cr^{2+}$
$Mn^{2+} > Ni^{2+} > Ca^{2+}$
$Zn^+ > Cu^+ > Ni^+$
For the ions $Zn ^{2+}, \,Ni ^{2+}$ and $Cr ^{3+}$ which among the following statements is correct ?
(Atomic number of $Zn =30,\,Ni =28$ and $Cr =24$ )
Which of the following is the correct sequence of atomic weights of given elements
Which of the following set of elements does not belong to transitional elements set
Predict which of the following will be coloured in aqueous solution? $Ti ^{3+}, V ^{3+}, Cu ^{+},$ $Sc ^{3+}, Mn ^{2+}, Fe ^{3+}$ and $Co ^{2+} .$ Give reasons for each.
Which ion has maximum magnetic moment