The consequence(s) of lanthanoid contraction is/are :  

1. Similarity in the properties of second and third transition series.
2. Separation of lanthanoids is difficult.
3. Variation in the basic strength of lanthanide hydroxides.
4. All of the above.

Subtopic:  Lanthanoid & Actinoids Contraction |
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NEET 2023 - Target Batch - Aryan Raj Singh
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