All Compounds and mixtures articles
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IdeasEscape the classroom: and try microscale chemistry
Escape room puzzles based on simple microscale reactions for students
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Resource
Scrutinising shampoo bottles | 11–14 years
Delve into the world of cosmetics labelling with this activity which takes a close look at the ingredients printed on the back of your shampoo bottles. What are they for and should we be concerned about any of them?
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Feature
Toiletries and cosmetics: what’s on the label?
What do all those terms on the ingredients list mean?
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Ideas
Growing decision trees
Use this essential learning aid to help students solve complex chemistry problems
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CPD
How to teach structure determination post-16
Students find this process puzzling. Help them solve it with these ideas and tips
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Resource
How to write formulas for non-metal compounds
A lesson activity on writing formulas for non-metal compounds with a student worksheet
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Resource
Sut mae ysgrifennu fformiwlâu ar gyfer cyfansoddion anfetel
Gweithgaredd gwers ar ysgrifennu fformiwlâu ar gyfer cyfansoddion anfetel gyda thaflen i fyfyrwyr
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Interview
‘My favourite colloids? English ale and clotted cream’
Meet Brent Murray, a food scientist with a passion for beer, ice cream, clotted cream and other food colloids
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Feature
How ice cream is made
For a simple combination of milk, cream, sugar and flavourings, there is a lot of science involved in ice cream manufacture
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Resource
Separating caffeine | 11–14 years
DART (Directed Activity Related to Text) covering separation techniques, including dissolution, distillation and filtration. Decaffeination provides a great context to add depth to a sequence of lessons on separation techniques.
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News
The exceptional alloy that’s resisting corrosion
Could stainless magnesium replace aluminium in cars and aeroplanes? This calcium–magnesium alloy has implications for carbon emissions
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Feature
The science of melting chocolate
Use this infographic with your 11–14 students to develop their knowledge of changes of state and their graphing skills
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Practical
Conservation of mass | practical videos | 14–16 years
Video and supporting resources for two practical experiments exploring conservation of mass.
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Resource
Chalky spinach
Use this video and experiment in your classroom or set as an activity for students to try out at home to explore why eating raw spinach leaves makes your mouth feel chalky.
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Resource
Lithium: separation, mining and battery power | 11–14 years
Test your 11–14 students’ knowledge of separation techniques; elements, mixtures and compounds; periodic table trends
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Resource
How to purify water
A video aimed at learners, kit list, instruction, and explanation about how to get clean water from contaminated water using the stages of the water cycle.
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Resource
Runaway reactions
Ask your 16–18 students to take a closer look at ammonium nitrate and enthalpy
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Feature
Lending a hand with sanitiser
When one of the key weapons in the fight against Covid-19 was in short supply, some unlikely manufacturers stepped in
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Resource
Hand sanitiser in demand – reading comprehension
Discuss the real life application of mixtures and formulations with your 11–14 students with this reading comprehension exercise
