Reply To: Chemistry Home › Forums › Nemeth Code for Math and Science › Chemistry › Reply To: Chemistry August 18, 2020 at 4:16 pm #35863 Lindy WaltonModerator Hi Susan. Yes, this is an electron dot bond. Dots (16) are used to represent this sign. Its meaning will be inferred by the reader, just as in print a midline dot can mean different things. Lindy