Zusammenfassung der Ressource
Thermo Chemistry
- Electron Config
- 1s2, 2s2, 2p6, 3s2
- Cu, Co, 4s1
- Lewis Structure
- Covalent Bonding
- Share outer electrons
- Ionic Bonding
- Donates outer electrons
- Creates stable atoms
- Method of drawing
- 1: Total the valence electrons
- Ionisation Energies
- Amount of energy to remove 1 electron from 1 atom of a substance
- Increases across period
- Decreases down a group
- Atomic Radii
- Increases down a group
- Decreases across period
- Need to be covalently bonded
- Electronegativity
- Tendency to attract a pair of electrons
- Pure=0
- Polar Covalent <70%
- Ionic >71%
- Increase across period
- Decrease down a group
- F,O,Cl,N
- Hydrogen Bonding
- Strongest
- When molecules are bonded with a singular hydrogen atom