Respuesta :
The metalloids are mostly concentrated in groups 14, 15, and 16. (Some simpler charts will show them as 4A, 5A, and 6A - take a look at the top of the periodic table your class uses to double-check).
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If you like my answer, please vote me a 'brainliest' - trying to improve my rank :-)
Answer:
germanium
Explanation:
EDGE 2021
Second one on that question is
promethium
