All Acids and bases articles
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Exhibition chemistryDemonstrations with dry ice
Explore changes of state and neutralisation reactions with this trio of demonstrations using solid carbon dioxide
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FeatureHow science can make burial, cremation and memorial greener
Does alkaline hydrolysis offer a more sustainable approach?
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ResourceInvestigating the sugar content and pH of fizzy drinks | 11–14 years
Compare fizzy drinks’ ingredients, acidities and health implications
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ExperimentAcid–base back titration | 16–18 years
Write balanced equations and calculate reacting masses and moles to find the limiting reagent
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ResourceAcids and bases | Review my learning | 14–16 years
A set of differentiated worksheets with answers to identify learning gaps and misconceptions on the topic of acids and bases.
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ResourcePractical planning: spot the mistakes | 14–16 years
Use these exam-style questions to check your learners’ understanding of experimental skills and strategies
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IdeasHelp students apply the right concepts in chemistry
How your students can use decision trees to improve exam success
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Ideas6 ways to teach strong and weak acids
Concentrate your students’ minds and they’ll soon master this topic
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Exhibition chemistryThe production and combustion of nitrocellulose
Get your students engaged in a flash with this impressive demo
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Exhibition chemistryThe reaction between sodium and chlorine
Use this to demonstrate this classic and spectacular chemistry experiment
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ResourceAcid–base indicators | 16–18 years
Test learners’ understanding of acid–base equilibria with this series of questions on indicators
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Exhibition chemistryShocking revelations 2: neutralisation reactions
Use this experiment to demonstrate the different behaviours of weak and strong acids
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ResourceToothpaste investigation: neutralisation reactions
Test the basicity of toothpastes and give context to neutralisation reactions
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IdeasEveryday neutralisation myths busted
Give real-world relevance to neutralisation reactions by testing the basicity of toothpastes
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Exhibition chemistryShocking revelations: a conductometric titration
Strengthen students’ mental models of particles reacting in solution
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ExperimentAcid–alkali conductometric titration worksheet | 14–16 years
Develop your learners’ understanding of ions and the changes in ionic concentrations in an acid-alkali neutralisation
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PosterBrilliant buffers
Use this infographic with your 16–18 students to develop their understanding of pH and buffers
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IdeasTackle poverty in chemistry lessons
Link the science you teach in your classroom to poverty and inequality targeted by the UN’s SDGs
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IdeasAdd ocean acidification to your existing lessons
Use these tips to link UN sustainable development goal 14 to your lessons on dissolved ions, acids and the pH scale
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ResourceThe pH scale and the chemistry of ocean acidification | 14–16 years
Worksheet to develop understanding of the pH scale and apply it in the context of ocean acidification. Extension questions provide more challenge on carbonic acid and acid base equilibrium, leading to a research task on the consequences for marine organisms