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Mandarinka [93]
3 years ago
8

22. If an element has 1 valence electron, it must be a(n) *

Chemistry
2 answers:
erma4kov [3.2K]3 years ago
8 0
The answer is noble gas
vampirchik [111]3 years ago
7 0

Answer:

IT SHOULD BE AN ALKALI METAL

Explanation:

THIS IS BECAUSE ALKALI METALS HAVE 1 VALANCE ELECTRONS AND THEY ARE IN GROUP 1

ALKALINE EARTH METALS ARE IN GROUP 2 AND HAVE 2 VALANCE ELECTRONS

TRANSITION METALS ARE BETWEEN GROUP 3 TO 12

NOBLE GASES HAVE NO VALANCE ELECTRONS

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