Group-wise Classification of Cations

2024 1 question

1. Given below are certain cations. Using inorganic qualitative analysis, arrange them in increasing group number from 0 to VI. A. $Al^{3+}$ B. $Cu^{2+}$ C. $Ba^{2+}$ D. $Co^{2+}$ E. $Mg^{2+}$ Choose the correct answer from the option given below: