Chemistry · f-Block Elements
Which trend is correct regarding ionic radius in the 4f-series (lanthanides)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Radius increases from La3+ to Lu3+
- 2Radius remains same
- 3Radius decreases across the series✓
- 4No regular trend observed
Correct answer
Radius decreases across the series
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