How do elements change as you move to the right along a row in the periodic table?
The atomic number decreases.
The electronegativity decreases.
The average atomic mass increases.
The number of valence electrons decreases.
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Home » Chemistry » How do elements change as you move to the right along a row in the periodic table? The atomic number decreases. The electronegativity decreases. The average atomic mass increases. The number of valence electrons decreases.