The idea of acids as proton 0.2 Theory of acids history Identify which species acts as the June 2012 Unit 4 Students should be able to: donors and bases as acid and which as the base in Question 3a and 3b websites: define Brønsted–Lowry Brønsted-Lowry acid-base reactions (QS12.4.03) proton acceptors. acids and bases (AO2 - Apply knowledge and identify species as understanding). Brønsted–Lowry acids or bases in proton transfer reactions. RSC acid-base simulator: 3.1.12.2 Definition and determination of pH Time Learning activity with opportunity to Assessment Learning outcome Resources Learning objective develop skills opportunities Calculate the pH of strong 0.4 RSC pH simulator: Identify acids as being strong or June 2009 Unit 4 Students should be able to: from concentration and weeks weak and monoprotic or diprotic Question 3a calculate pH of a strong (AO2 - Apply knowledge and (QS09.4.03) vice versa. Some suitable problems acid from its concentration understanding). can be found at and calculate the concentration Calculate the pH of strong acids from (subscription required) of a strong acid from its pH the acid concentration, including calculate the pH of when a examples where the acids are strong acid is diluted. diluted (AO2 - Apply knowledge and understanding; MS0.4 - Use calculators to find and use power, exponential and logarithmic functions; MS2.5 - Use logarithms in relation to quantities that range over several orders of magnitude). Calculate the concentration of strong acids from the pH (AO2 - Apply knowledge and understanding; MS0.4 - Use calculators to find and use power, exponential and logarithmic functions; MS2.5 - Use logarithms in relation to quantities
The idea of acids as proton donors and bases as proton acceptors. 0.2 Students should be able to: define Brønsted–Lowry acids and bases identify species as Brønsted–Lowry acids or bases in proton transfer reactions. Identify which species acts as the acid and which as the base in Brønsted-Lowry acid-base reactions (AO2 - Apply knowledge and understanding). June 2012 Unit 4 Question 3a and 3b (QS12.4.03) Theory of acids history websites: RSC acid-base simulator: 3.1.12.2 Definition and determination of pH Learning objective Time Learning outcome Learning activity with opportunity to develop skills Assessment opportunities Resources Calculate the pH of strong from concentration and vice versa. 0.4 weeks Students should be able to: calculate pH of a strong acid from its concentration calculate the concentration of a strong acid from its pH calculate the pH of when a strong acid is diluted. Identify acids as being strong or weak and monoprotic or diprotic (AO2 - Apply knowledge and understanding). Calculate the pH of strong acids from the acid concentration, including examples where the acids are diluted (AO2 - Apply knowledge and understanding; MS0.4 - Use calculators to find and use power, exponential and logarithmic functions; MS2.5 - Use logarithms in relation to quantities that range over several orders of magnitude). Calculate the concentration of strong acids from the pH (AO2 - Apply knowledge and understanding; MS0.4 - Use calculators to find and use power, exponential and logarithmic functions; MS2.5 - Use logarithms in relation to quantities June 2009 Unit 4 Question 3a (QS09.4.03) RSC pH simulator: Some suitable problems can be found at and (subscription required)
AQA-7405-SOW.DOCX