Question

question 5
write the electron configuration for barium. you can use either the full electron configuration or noble gas configuration.
instead of using the superscript, write the superscripted numbers in parentheses. for example, 1s² would be written as 1s(2). dont include spaces.
blank 1:

Explanation:

Step1: Determine the atomic number of Barium

Barium (Ba) has an atomic number of 56.

Step2: Write the noble gas configuration

The noble gas before Barium is Xenon (Xe) with an atomic number of 54.
$$[Xe]6s(2)$$

Answer:

[Xe]6s(2)