Nat Turner led a slave revolt several years before the Civil War. The revolt failed and he was killed. he is known for leading 2 uprises in Virginia in 1831 before getting caught.
Calcium (Ca), chemical element, one of the alkaline-earth metals of Group 2 (IIa) of the periodic table. It is the most abundant metallic element in the human body and the fifth most abundant element in Earthâs crust.
Hydrogen and oxygen are technically the most abundant elements, as they are the constituents of water (H2O). Excepting those two elements, chlorine, as chloride ions, is the m â¦ ost abundant element, followed by sodium ions. 14 people found this useful.he fourth most abundant element in the universe by mass is carbon. The most abundant is hydrogen, then helium, followed by oxygen.