Chemistry · Inorganic Chemistry - Lanthanoid Contraction
The correct decreasing order of ionic radii of Sm3+, Pr3+, and La3+ is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Sm3+ > La3+ > Pr3+
- 2Pr3+ > La3+ > Sm3+
- 3La3+ > Sm3+ > Pr3+
- 4La3+ > Pr3+ > Sm3+✓
Correct answer
La3+ > Pr3+ > Sm3+
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