Chemistry, 19.04.2020 19:51, ericadawn2852

Helium has 2 electrons and 2 protons. If the atom gains energy, to what energy level will an electron move?
A)the first energy level
B)the second energy level
C)the third energy level
D)it will remain at the same energy level

Answers: 2

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Helium has 2 electrons and 2 protons. If the atom gains energy, to what energy level will an electro...