Chemistry
Chemistry, 17.10.2019 16:40, najsha

Which set of symbols represents atoms with valence electrons in the same electron shell?
(1) ba, br, bi (3) o, s, te(2) sr, sn, i (4) mn, hg, cu

answer
Answers: 2

Similar questions

Do you know the correct answer?
Which set of symbols represents atoms with valence electrons in the same electron shell?
(1)...

Questions in other subjects: