Lanthanide Contraction
Science / Periodic Table of Elements / Lanthanide Contraction
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Lanthanide Contraction: An effect that causes sixth period elements with filled 4f subshells to be smaller than otherwise expected. The intervention of the lanthanides increases the effective nuclear charge, which . . . View Full Definition
Peak Contraction: Exercising a muscle until it cramps by using shortened movements.
Lanthanide: Elements 57-70 are called lanthanides. Electrons added during the Aufbau construction of lanthanide atoms go into the 4f subshell.
Eccentric Contraction: Muscle lengthens while maintaining tension.
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