RebeccaBloop8180 RebeccaBloop8180

20-06-2024
Chemistry

Answered

Potassium, atomic number 19, does something that the previous 18 elements do not do?
a. its last electron goes in the 4s rather than the 3rd orbital
b. it is the only element that has no electrons
c. it has 3 electrons in the first energy level
d. it completely fills all of its orbitals in all eneryg levels

Answer :

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