Question

1. CH3Br (C is central atom) 2. IC (no Cl-CI bonds) 3. NO2 (no O-O bonds) 4. BF3 (no F-F bonds) 5. HOOH (bonding as in formula)

valence electrons
molecular geometry
electron geometry
shared and ushered pairs needs to know

like that

Answer 1

4.) Lewis structure of CH₃ Br H-Ć - Bri u u uu u UU UUUUUU Valence electrons 4+1x3+ 7 = Thes molecular geometry : Tetrahedral Electron geometry & Tetrahedral Shared pairs on e- . oes and unshared pairs of e 6e-s. 20 20 20 1

(2) Lewis structure of Id2 + : --- valence electrons. 7 + 2x7 -1 = 20e's. molecular geen - Tetrahedral Electronic geometry : Tetrahedral shared pair of es ° 2 sunshared pair of es: 2 5 3. NOI (Lewis structure) E [O:N::O] Valence electrons : 5+2x6+ 1 =18e3. VUUUUUUUUUUUUUUUUU JUAY 3 molecular geometry: Beit- electronic geometry : Trigonal Planar 3 shared pair of es : 3 a unshared pair of es : > (4) BF3 (Leulis struture) f.–6–: valence electrons : 3+ 7x3 = 24 es. molecular geometry: Trigonal Planar electronic ģeometry : Trigonal Planar Shared pair of es : 3 > unshared pauro es sq

5. HOOH Hooh valence electrons : 1+ 6+6+1 =14es. molecular geometry: Bent electronic geometry & Tetrahedral Shared pair of es : 3 ared pair of e's : 4 unshared pai