Today at 6:07 PM
Biology

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I need help with this question please and thank you

I need help with this question please and thank you class=

Answer :

Аноним Аноним

Today at 6:12 PM

Answer:

I think the answer is the second option

Explanation:

Helium is a monatomic noble gas. It has 2 protons and 2 neutrons in its nucleus. Elemental hydrogen consists of one proton in its nucleus and one electron. Atomic hydrogen is unstable because its lone electron is unpaired.

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