actinium (89)

aluminum (13)

americium (95)

antimony (51)

argon (18)

arsenic (33)

astatine (85)

barium (56)

berkelium (97)

beryllium (4)

bismuth (83)

boron (5)

bromine (35)

cadmium (48)

calcium (20)

californium (98)

carbon (6)

cerium (58)

cesium (55)

chlorine (17)