Question

how can you determine that an element is a metal, non-metal or metalloids ?

Answer 1

Answer:

The metals are to the left of the line (except for hydrogen, which is a nonmetal), the nonmetals are to the right of the line, and the elements immediately adjacent to the line are the metalloids.

Answer 2

$\huge\mathfrak\green{ANSWER}$

The metals are to the left of the line (except for hydrogen, which is a nonmetal), the nonmetals are to the right of the line, and the elements immediately adjacent to the line are the metalloids.

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