Hey Geny :)
I’m pretty sure the answer is B
Hope this helps you
-AaronWiseIsBae
The main pieces of evidence that an exothermic reaction has occurred is an increase in temperature due to the release of energy, a release of energy in the form of light, or a release of gas.
its 40
I just took the test right now to get this answer
If it is located at the second to last row of the periodic table (the halogen family), has seven electrons on it's outer shell, and has an oxidation number of -1, it is a halogen.
Hope this helps : D
