All Separation articles – Page 2
-
Topic webSaving water and pollution in the water cycle | 7–9 years
Connect your curriculum teaching on water and the water cycle to engaging sustainability contexts. This topic web suggests classroom activities on pollution in the water cycle, how water is cleaned and how we can use less of it.
-
IdeasTeach justice and cooperation through chemistry
Link forensic science and the Covid-19 pandemic to your lessons on instrumental analysis, separation techniques, data interpretation and health with UN sustainable development goals 16 and 17
-
IdeasAdd sustainable management of water to your existing lessons
Quick and simple tips and activities to link UN sustainable development goal 6 to separation techniques, potable water and more
-
FeatureDecaffeination – how does it work?
Organic solvent, supercritical carbon dioxide or water? A knowledge of solvents and solutions is essential for removing caffeine from your daily cuppa
-
NewsRecycling lithium from electric vehicle batteries
Start a lesson with news of a mechanochemical recovery method that’s better for the environment
-
ResourceTidy and sort
This package provides an opportunity for the children to investigate a variety of ‘mixtures’ and the means by which they are best separated. The activities are put in context using a storybook, in which two sisters are presented with tubs of mixed objects to sort out. One of the sisters always wants to find the easiest way to sort the objects, and the other sister begins to use the same approach.
-
ResourceLithium: separation, mining and battery power | 11–14 years
Test your 11–14 students’ knowledge of separation techniques; elements, mixtures and compounds; periodic table trends
-
FeatureLending 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
-
Class experimentKitchen roll chromatography
Coloured inks can be a mix of a few different colours, and with chromatography, learners can actually see which colours come together to make that coloured ink. This experiment includes a kit list, and safety instructions.
-
Class experimentSeparation techniques
An experiment into separating solids from liquids, using a range of simple household objects. Includes kit list, safety instructions and a great instructional video
-
FeatureFreeing the world from chemical weapons
Chemists have helped destroy 97% of declared banned substances, finds Andy Extance, and are pushing to get the rest
-
ResourceStructure determination 16–18
Practice interpreting 1H and 13C NMR, mass spectra, and thin layer chromatograms with these Starter for ten questions.
-
ResourceOrganic liquid quizzes
Find out more about our quizzes to support key practical skills for organic chemistry, and watch the associated videos. The quizzes consist of 10 questions in each section and focus on providing formative feedback to students. The range of question types includes text response, numerical response, drag and drop and ...
-
-
-
-
-
-
-
Class experimentThe effect of temperature on solubility
Hot or cold, which water is better for soluble substances? Explore your finding from this practical into the effect of temperature on solubility. Includes kit list and safety instructions.