Question

See the elements and their atomic mass
(given in brackets). Classify them as Dobereines traids
a.Ba (137. 3) b. By(79.9) c.Ca (40.1) d.Cl (35.5)
e.I (126.9) f. Sr (87.6)
​

Answer 1

Answer:

plz mark me as brainliest if my answer is helpful

Explanation: