Answer:
a or b
it is either a or be because it will get warmer but might be a little cloudy
Answer: I think it’s A sorry if I’m wrong
Explanation:
<span>21. F, Cl and Br.
22. </span>Since it is in Group 3 it will have 3 valence electrons. When you draw the Lewis structure for Aluminum you'll put three<span> "dots" or valence electrons around the element symbol.
23. </span><span>you would need 2 group 17's for every 1 group 2</span>