Chemistry, 06.07.2019 19:30 Matildagann

Offering 99 points and brainliest to best ! how many valence electrons are in an atom with the electron configuration in example a? example a: 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 4p^2 a. 22 b. 2 c. 4 d. 6

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Offering 99 points and brainliest to best ! how many valence electrons are in an atom with the elec...