Element comparison
Side-by-side mass, EN, radius, configuration for two elements.
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Covalent radius and EN are approximate teaching values.
Educational use only. Double-check values for labs, homework, and exams.
Side-by-side mass, EN, radius, configuration for two elements.
Covalent radius and EN are approximate teaching values.
Educational use only. Double-check values for labs, homework, and exams.
Model / formula
Side-by-side properties (subset)
Result
Sodium (Na) vs Chlorine (Cl) Z: 11 vs 17 Atomic weight (g/mol): 22.99 vs 35.45 Pauling χ: 0.93 vs 3.16 r_cov (pm): 166.0000 vs 102.0000 Config: [Ne] 3s1 | [Ne] 3s2 3p5