In writing the noble gas configuration for Barium (Ba), which noble gas would be used?

1 Answer
Dec 10, 2015

Answer:

Barium is Group #II#, Period 6, #Z# #=# #56#. The last closest Noble Gas is #Z# #=# #54#. This is xenon.

Explanation:

Do you need to know this is an exam? No, because in every chemistry and physics exam you will do, you MUST be provided with a copy of the Periodic Table. Of course, you have to be able to use that Table. Good luck