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mote1985 [20]
3 years ago
15

3

Geography
1 answer:
Basile [38]3 years ago
8 0

Answer:

Astatine and chlorine are halogens only

Nitrogen and sulphur are non metals only

Krypton (Kr) is noble gas only

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After a thorough research, there exists a question that has the following questions.

<span>A. outdated
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