The phenomenon called __________ contraction is responsible for the great similarity in atomic size and chemistry of 4d and 5d elements.
A)coordination
B)isomeric
C)lanthanide
D)transition
E)none of these

Question

Quizplus · Accepted Answer

Lanthanide contraction is responsible for the similarity in atomic size and chemistry between 4d and 5d elements, due to the poor shielding effect of 4f electrons.

The Phenomenon Called __________ Contraction Is Responsible for the Great