Question

An element has one electron in the M shell.
i) Identify the element.
ii) Write the orbital wise electronic configuration of the element.
iii) Indicate the number of unpaired electrons in its unipositive ion.
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Answer 1

Answer:

sodium

Explanation:

k shell-2

l shell-8

m shell-1

1

Answer 2

Explanation:

1. Element is sodium

2. 2,8,1

3. 1