Question

Use the periodic table to answer the questions below.

Which diagram shows the correct electron configuration for nitrogen (N)?

Answer 1

where is the diagram shown

Answer 2

Answer: 1s2, 2s2, 2p3

Explanation: Nitrogen is an element number 7 on the periodic table which means that it has 7 proton. And for an atom to maintain its electrical neutrality, the number of proton is equal to the number of electron. That is, equal number of positively and negatively charge.

So, 7 electrons of Nitrogen is

1s2, 2s2, 2p4