Making salts
Why this, why now
This unit explores empirical formulae, balanced chemical and ionic equations, gas identification, acid reactions, and pH as a measure of hydrogen ion concentration. It covers separation techniques and focuses on planning experiments, accurate measurements, safety, and communicating findings.
Prior knowledge requirements
- Ardaydu waa inay yaqaanaan aasaaska maadada.
- Ardaydu waa inay awoodaan inay raacaan tilmaamo fudud.
Unit 6 / 8
Making salts
This unit explores empirical formulae, balanced chemical and ionic equations, gas identification, acid reactions, and pH as a measure of hydrogen ion concentration. It covers separation techniques and focuses on planning experiments, accurate measurements, safety, and communicating findings.
19 lessons- Making a pure dry sample of a soluble salt
- Concentration of solutions: using moles (RAM 1 d.p.)
- Chemical reactions of acids with metals and metal carbonates
- Solubility rules
- Adapting a multistep chemical procedure for making a pure dry salt
- Hazard symbols and equipment
- Titrations: calculating an unknown concentration
- Titrations: calculating an unknown concentration (RAM 1 d.p.)
- pH scale and indicators
- Describing salts
- Ionic equations: salt formation
- Concentration of solutions: using moles
- Comparing concentration with strength
- Acid-base reactions (carbonates as bases)
- Concentration of solutions
- Change in pH: practical
- Titrations: analytical technique
- Titrations: making soluble salts
- Acid-base reactions