The shape of the molecule is the same, trigonal planar. A slightly different circumstance would be found with the molecule HNO. This molecule also has three things around the central atom (the oxygen, the hydrogen, and the lone pair of electrons). Just as before, the structure is therefore trigonal planar.Click to see full answer. Keeping this in consideration, what is the Lewis structure of HNO? Drawing the Lewis Structure for HNO After determining how many valence electrons there are in HNO3, place them around the central atom to complete the octets. Be sure to use the number of available valence electrons you found earlier. The HNO3 Lewis structure has 24 valence electrons.Likewise, what is the shape of Hocl? Hocl molecular shape – You can only upload photos smaller than MB. Because there are only two atoms geometry that makes sense is Linear. Two of the orbitals are filled oxygen has six valence electrons so with and have single. Also to know is, what bond angle would you expect in the HNO molecule? A decent approximation is that the angles between the atoms lose 2 to 2.5o for every lone pair in a structure. Thus the angle in HNO is about 118o (120-2), the angle in NH3 is about 107o (109.5-2.5) and the angle in water (with 2 lone pairs) is about 104.5o (109.5 – 5).What is the molecular geometry of c2h2?The molecular shape is predicted to be trigonal planar around each carbon atom. This is composed of a σ framework and a π-bond. Overall structure Question: Identify the σ framework and the π-bonds in acetylene, C2H2, H-C≡C-H. electrons in the valence shell.