Skip to content
Brainlag

Theme

Colour

Brainlag Learn / GCSE Chemistry

Required practicals and maths skills

The skills behind every chemistry practical and calculation: units, uncertainty, titrations, graphs, the equations and planning.

Lessons

  1. Units, numbers and ratioscm³ and dm³, mass units, significant figures, standard form, percentages and mole ratios. 20 min, free
  2. Measuring and uncertaintyChoosing apparatus, reading scales, anomalies, means, uncertainty, errors and the words for good data. 20 min, free
  3. Titration skillsBurette readings, titres, concordant results, technique and the concentration calculation. 25 min, Plus, Chemistry only
  4. Graphs and ratesGradients, mean rates, rate as 1000 ÷ time, proportional or linear, reading lines of best fit and tangents. 20 min, with the Rates of reaction simulation, Plus
  5. The equations you learnEvery GCSE Chemistry equation in one place, rearranging them, and choosing the right one. 20 min, with the Molar Mass Calculator, Plus
  6. Required practicals reviewWhat each required practical measures, hazards and control measures, improving methods and planning. 20 min, Plus

Practise and test

AQA, Pearson Edexcel and OCR are registered trade marks of their owners. Brainlag Learn is independent: it is not affiliated with or endorsed by any exam board, and every question on it is original.