Answer:
Noble gas, any of the seven chemical elements that make up Group 18 (VIIIa) of the periodic table. The elements are helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), radon (Rn), and oganesson (Og)
Explanation:
I found my answer on google
i hope it helps
please mark me as brainliest
4. The pressure of the inner core is higher than the outer core
5. The coolest layers are farthest from the core
It's friction, but friction in air is called Air Resistance. So, that's your answer.
<span>If a neutral atom becomes negatively charged, it has undergone reduction.
Reduction is the process through which a neutral atom gain an electron (thus reducing its oxidation number) and turns into a negative ion (also known as : anion)</span>