1
JEE Main 2025 (Online) 8th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
The number of species from the following that are involved in sp3d2 hybridization is :
[Co(NH3)6]3+, SF6, [CrF6]3−, [CoF6]3−, [Mn(CN)6]3−, and [MnCl6]3−
2
JEE Main 2025 (Online) 8th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Given below are two statements:
Statement I: A homoleptic octahedral complex, formed using monodentate ligands, will not show stereoisomerism.
Statement II: cis- and trans- platin are heteroleptic complexes of Pd.
In the light of the above statements, choose the correct answer from the options given below:
3
JEE Main 2025 (Online) 7th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Match List - I with List - II.
| List - I (Complex) | List - II (Primary valency and Secondary valency) |
|---|---|
| (A) [Co(en)2Cl2]Cl | (I) 3, 6 |
| (B) [Pt(NH3)2Cl(NO2)] | (II) 3, 4 |
| (C) Hg [Co(SCN)4] | (III) 2, 6 |
| (D) [Mg (EDTA)]2− | (IV) 2, 4 |
Choose the correct answer from the options given below :
4
JEE Main 2025 (Online) 7th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
The number of unpaired electrons responsible for the paramagnetic nature of the following complex species are respectively :
[Fe(CN)6]3−, [FeF6]3−, [CoF6]3−, [Mn(CN)6]3−
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