alexandriagregan alexandriagregan

22-01-2020
Chemistry

contestada

The atomic number of the atom which does not usually form compounds is:
o17

o 16

o18

О 20

О 19

Respuesta :

alexreich456 alexreich456

23-01-2020

Answer:noble gases

Explanation:because

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overtimeaustin overtimeaustin

05-11-2020

Answer:

The answer is 18.

Explanation:

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