Chemistry (Bolton)

Week 14

Monday 4 December

• wash desks (period 1)
• video: ORIGINS, "Back to the Beginning"
• sub day

Tuesday 5 December

• wash desks (period 2)
• go over homework

• p. 175 #4b,c (all three structures)
• HBr, H₂O, NH₃, N₂, SO₄^2- (all three structures)
• C-Zn Dry Cell Lab

Wednesday 6 December

• clean up lab
• review
• C6-4 pp. 181-182
• metallic bond
• sea of electrons
• malleability
• ductility
• C6-5 pp. 183-186
• LiH, H₂Be, H₃B, CH₄, CH₃Br, NH₃, H₂O, HF, N₂ SO₄^2-
• homework
• test Monday 11 December
• read pp. 181-186

Thursday 7 December

• hand back papers / who owes what
• review VSEPR (drawings pop "quiz")
• models for CH₄, NH₃, H₂O, C₂H₆, C₂H₄, C₂H₂
• Molecular Model Two Lab
• CH₄, NH₃, H₂O, CO₂ C₂H₅OH
• make models
• draw electron-dot & Lewis structures
• black = C & N
• yellow = H
• red = O

Friday 8 December

• review VSEPR (drawings pop "quiz")
• C6-5 pp. 187-189
• hybridization
• sigma covalent bonds
• head-on overlapping of 's' & 'p' orbitals
• pi covalent bonds
• sideways overlapping of 'p' orbitals
• sp³ hybrid
• 4 identical orbitals
• single bonds
• tetrahedron (109.5^o)
• sp² hybrid
• 3 identical orbitals
• double bonds
• trigonal planar (120^o)
• sp hybrid
• 2 identical orbitals
• triple bonds
• linear (180^o)
• C6-5 pp. 189-193
• intermolecular forces
• dipole
• hydrogen bonding
• London dispersion forces
• atomic bingo

• homework
• test Monday 11 December
• read pp. 187-193