Due to the poor shielding effect of 4f electrons the outer electrons experience more attractive force from nucleus.
Due to this attraction, the size of elements contracts. This contraction is known as lanthanide contraction. In this way, lanthanide contraction is related to atomic radii.
Option C is correct.
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Q1
The Lanthanide contraction relates to:
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Q2
Due to lanthanide contraction _________.
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Q3
Due to lanthanide contraction :
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Q4
What is meant by Lanthanide contraction? Write the general electronic configuration of inner transition elements.
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Q5
What is lanthanide contraction? Explain the cause of lanthanide contraction.