Which element is most likely to gain electrons in a chemical reaction?

1) Kr

2) Br

3) Ca

4) Ba

Question

Chemistry

Krista

3 July, 22:54

Which element is most likely to gain electrons in a chemical reaction?

1) Kr

2) Br

3) Ca

4) Ba

+5

Answers (1)

Know the Answer?

Ayla Chen · Answer 1

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.

Which element is most likely to gain electrons in a chemical reaction?1) Kr2) Br3) Ca4) Ba

Which element is most likely to gain electrons in a chemical reaction?

1) Kr

2) Br

3) Ca

4) Ba