"covalent bond"@en-us . . "a chemical bond that involves sharing a pair of electrons between atoms in a molecule"@en-us . . . . "covalent bond"^^ . . "110698107"@en-us . "11436748-n"^^ . "0"^^ . . . . . "107784269"@en-us . . "111436748"^^ . "0"^^ .