Given below are certain cations. Arrange them in increasing group number (Qualitative Analysis Group I to VI):A. Al^3+ B. Cu^2+ C. Ba^2+ D. Co^2+ E. M - Chemistry MCQ NEET (UG) 2024 2026 | ExamTest.live

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Given below are certain cations. Arrange them in increasing group number (Qualitative Analysis Group I to VI):A. Al^{3 +} B. Cu^{2 +} C. Ba^{2 +} D. Co^{2 +} E. Mg^{2 +}

Solution & Step-by-step Explanation

In qualitative inorganic analysis:Group I: Pb^{2 +}, Ag^{+}, etc.Group II: Cu^{2 +}, As^{3 +}, etc. (B)Group III: Al^{3 +}, Fe^{3 +}, Cr^{3 +} . (A)Group IV: Zn^{2 +}, Mn^{2 +}, Co^{2 +}, Ni^{2 +} . (D)Group V: Ba^{2 +}, Sr^{2 +}, Ca^{2 +} . (C)Group VI: Mg^{2 +}, etc. (E)Sequence: B, A, D, C, E.

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Given below are certain cations. Arrange them in increasing group number (Qualitative Analysis Group I to VI):A. Al^{3 +} B. Cu^{2 +} C. Ba^{2 +} D. Co^{2 +} E. Mg^{2 +}

B, C, A, D, E

E, C, D, B, A

E, A, B, C, D

B, A, D, C, E

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