The Lewis dot structure for HClO is written with an H that has a single line connecting to an O. The O is connected with a single line to a Cl. The O is also surrounded by two pairs of dots, while the Cl is surrounded by six separate dots.
In the Lewis dot structure for HClO, the lines represent a pair of bonded valence electrons that allow the atoms to bond to one another. Each single dot represents a valence electron. The total number of valence electrons in HClO is 14, all of which are represented by the lines and dots.