bunchheidi bunchheidi

16-09-2021
Chemistry

contestada

which element from period 4 has the lowest atomic mass?

Respuesta :

jisooyah jisooyah

16-09-2021

Krypton

Explanation:
Atomic size decreases across a Period from left to right as we face the Table, and INCREASES down a Group, a vertical column of the Table.

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