C8 - Chemical Analysis

Purity and Formulations
1. Pure substance only contains one compound or element
2. Chemically pure substance melts and boils at specific temperature
3. Formulations have precise purpose that are made by following a formula
Gas tests
1. Chlorine
  1. Bleaches damp litmus paper
2. Oxygen
  1. Relights glowing splint
3. Carbon dioxide
  1. Limewater goes cloudy
4. Hydrogen
  1. Squeaky pop
Chromatography
1. Rf Value
  1. distance travelled by substance/ distance travelled by solvent
2. Paper chromatography
  1. Stationary phase is paper
  2. Mobile phase is solvent

Zusammenfassung der Ressource

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