Question

h-
4. The subshell electronic configuration of an
element X is [Ar]3d84s2.
a. How many shells are there in an atom of this ele-
ment?
1
b. The last electron filling occurs in which sub-
shell?
c. Find the group number of this element.



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Answer 1

ment?

1

b. The last electron filling occurs in which sub-

shell?

c. Find the group number of this element.

Answer 2

Answer:

b

may b it helps

Explanation:

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