Assertion: nickel | /r/HasProperty | a transition metal
Facets:
Source sentences:
text: Nickel is a transition metal, meaning it has valence electrons in two shells instead of one, allowing it to form several different oxidation states.
text: Nickel is a transition metal and is located in the tenth column of the periodic table.
text: It is located in the fourth period/row on the table of elements, nickel is a transition metal sandwiched between cobalt and copper.