Answer:
idvd has a very high performance and a lot more than just the right side to get it all out
Answer:
the answer is electrons
Explanation:
electrons are responsible for the chemical bonding.
Option 2, Br. I'll go over why all other three options are incorrect.
Option 1 - Krypton is a Noble gas, and so it doesn't need to accept electrons since it has an octet.
Option 3 and 4 - Both Calcium and Barium are alkaline earth metals, and give away electrons, since they only have 2.
-T.B.