What is a covalent bond?
A covalent bond is a bond where electrons are shared between atoms. An example of a covalent bond is H2O, or water.
<START_INST>What is a covalent bond?<END_INST><START_CTX><END_CTX><START_A>A covalent bond is a bond where electrons are shared between atoms. An example of a covalent bond is H2O, or water.<END_A>