Transition metal - Wikipedia
en.wikipedia.org › wiki › Transition_metalThe IUPAC definition defines a transition metal as "an element whose atom has a partially filled d sub-shell, or which can give rise to cations with an incomplete d sub-shell". Many scientists describe a "transition metal" as any element in the d-block of the periodic table, which includes groups 3 to 12 on the periodic table.
Fun Facts for Kids about Transition Metals
easyscienceforkids.com › transition-metalsTransition Metals can be defined as a group of elements in the periodic table that are located at the center of the table including columns 3 through 12. They include metals like copper, titanium, silver, platinum, nickel etc. They can have an incomplete inner sub shell that allows valence electrons in a shell other than the outer shell.