unequal covalent bond
nounUK /ʌnˈiːkwəl kəʊˈveɪlənt bɒnd/
US /ʌnˈiːkwəl koʊˈveɪlənt bɑːnd/
A bond where two atoms share electrons but not fairly, so one atom pulls them closer.
The bond in water between oxygen and hydrogen is an unequal covalent bond.
RELATED WORDS
OTHER MEANINGS
2. A covalent bond in which the electron pair is shared unevenly because the atoms have different electronegativities.
Hydrogen chloride has an unequal covalent bond, giving the molecule a slight charge.
3. A chemical link where one atom attracts the shared electrons more strongly than the other.
In an unequal covalent bond, the more electronegative atom gets a partial negative charge.
4. A type of bond that creates partial positive and partial negative ends in a molecule.
Unequal covalent bonds make water a polar molecule that dissolves many things.