JEE MAIN - Chemistry (2021 - 31st August Evening Shift - No. 11)
Match List - I with List - II :
Choose the most appropriate answer from the options given below :
| List - I (Metal Ion) |
List - II (Group of Qualitative analysis) |
||
|---|---|---|---|
| (a) | $$M{n^{2 + }}$$ | (i) | Group - III |
| (b) | $$A{s^{3 + }}$$ | (ii) | Group - IIA |
| (c) | $$C{u^{2 + }}$$ | (iii) | Group - IV |
| (d) | $$A{l^{3 + }}$$ | (iv) | Group - IIB |
Choose the most appropriate answer from the options given below :
(a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)
(a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
(a)-(i), (b)-(iv), (c)-(ii), (d)-(iii)
(a)-(iv), (b)-(ii), (c)-(iii), (d)-(i)
Explanation
Mn2+ $$\to$$ IV group
As3+ $$\to$$ II B group
Cu2+ $$\to$$ II A group
Al3+ $$\to$$ III group
Note :
IVth group cations – Zn2+ ,Mn2+ ,Ni2+ , Co2+
II B group cations – As3+ , Sb3+ , Sn2+
II A group cations – Hg2+ , Pb2+ , Bi3+ , Cu2+ , Cd2+
IIIrd group cations – Al3+ , Cr3+ , Fe3+
As3+ $$\to$$ II B group
Cu2+ $$\to$$ II A group
Al3+ $$\to$$ III group
Note :
IVth group cations – Zn2+ ,Mn2+ ,Ni2+ , Co2+
II B group cations – As3+ , Sb3+ , Sn2+
II A group cations – Hg2+ , Pb2+ , Bi3+ , Cu2+ , Cd2+
IIIrd group cations – Al3+ , Cr3+ , Fe3+
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