Use the periodic table to determine the electron configuration for Br and Y in noble-gas notation. Br:

[He]2s22p63s23p5

[Ne]3s23p4

[Ar]4s24p5

[Ne]3s23p5

What is the formula that this ionic compounds could form sr2+p3-o2-

Answer from each drop-down menu. e characteristics of a borane molecule (bh). the lewis structure and table of electronegativities are given olecular shape is and the molecule is reset next erved. search e a

The identities of substances are the same before and after which type of change