Given an atom with the electron configuration of 1s22s22phow many valence electron does this atom have

A) the enthralling of formation for pure element in its standard state is always positivehope this : )

If a hydrogen atom is neutral, it must also have  one electron. an oxygen atom (o) has an atomic number of eight (8). this means a neutral oxygen atom has eight protons and eight electrons. the element actium (ac) has an atomic number of 89, so it has 89 protons and 89 electrons in a neutral atom

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