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Daniel [21]
3 years ago
8

Which elements have complete outer shells in the periodic table

Chemistry
1 answer:
gavmur [86]3 years ago
5 0

Answer:

Helium (He), Neon (Ne), Argon (Ar)

Explanation:

they are in group 18 elements.

because of their non-reactivity they are called the intern gases or Noble gases.

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