Electronegativity Calculator
Compare electronegativity values and determine bond polarity between elements.
C
Carbon
2.55
+
O
Oxygen
3.44
Electronegativity Difference
0.89
Bond Type
Polar Covalent
Ionic Character
18.0%
Dipole Direction
C(δ+) → O(δ-)
Bond Polarity Guidelines
- ΔEN < 0.4: Nonpolar covalent (electrons shared equally)
- 0.4 ≤ ΔEN < 1.7: Polar covalent (unequal sharing)
- ΔEN ≥ 1.7: Ionic (electron transfer)
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Chemistry: The Central Science
by Brown, LeMay, Bursten
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.