rylansean4
Answered

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22. If an element has 1 valence electron, it must be a(n) *
O Alkali Metal
O Alkaline Earth Metal
O Transition Metal
O Noble Gas

Sagot :

Ravenmathi5667
The answer is noble gas

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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