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olga nikolaevna [1]
3 years ago
6

PLEASE HELP MEEEEEEEEEEEEEEEEEEE

Chemistry
2 answers:
qwelly [4]3 years ago
8 0
I think the answer is c
andriy [413]3 years ago
5 0
Silicon (Si). This is too reactive to be found in nature and is the most reactive in the list, followed by Chlorine (Cl), then Argon (Ar) then Helium (He) 
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