Transcript 1. Structural hierarchy among living things

1. Structural hierarchy among living things
2. Emergent properties in an ionic compound – table salt
3. An atom & its elementary particles
4. Elements found in human body
5. Periodic table – filling electron shells
6. Electron energy levels (shells)
7. Components of electron shells - orbitals
8. Molecules – atoms covalently bonded
9. Orbital orientation governs molecular shape
10. Importance of molecular shape - specificity
11. Shared molecular shape – shared
function
12. Polar covalent bonds in water
13. Hydrogen bonding in water
14. H-bond between water & polar solute
15. Ionic bonding
16. Table salt (sodium chloride)
17. No discrete molecules in ionic compound