Check all that apply...helppp

samuel de champlain. in 1608, king henry iv sponsored pierre dugua, sieur de mons and samuel de champlain as founders of the city of quebec with 28 men. this was the second permanent french settlement in the colony of canada.

it's c. elements are placed in rows based on how may valencies electrons have.

answer:

technetium is the most reactive. this is followed by silver. the least reactive out of these three elements is strontium.