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Acids, Alkalis, and the pH Scale

10th Grade · Science · UK GCSE

6 lessons

Goal

Define acids and alkalis, measure relative acidity and alkalinity using indicators and pH meters, and classify solutions.

6 lessons
0 of 6 done
  1. Defining Acids, Bases, and Soluble AlkalisUp next
  2. The pH Scale: Acidic, Neutral, and Alkaline RangesNot started yet
  3. Measuring pH: Universal Indicator vs Digital pH ProbesYou are here
  4. Single-Colour Change Indicators: Litmus, Methyl Orange, and PhenolphthaleinNot started yet
  5. Investigating Everyday Household Substances on the pH ScaleNot started yet
  6. GCSE Exam Mastery: The pH Scale and Indicator SelectionNot started yet
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Learning standards covered

gbUK-GCSE-SCIENCE-CHEM-CC-03General Certificate of Secondary Education (GCSE) · Science · 10th Grade

Chemistry of acids

Open Global Standard:OGS.11.PS.EQ.4
gbUK-GCSE-SCIENCE-CHEM-CC-03-03General Certificate of Secondary Education (GCSE) · Science · 10th Grade

recall that relative acidity and alkalinity are measured by pH

Open Global Standard:OGS.11.PS.EQ.4
GlobalOGS.11.PS.EQ.4