All Isotopes articles
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ResourceIsotopes of hydrogen | Johnstone’s triangle | 14–16 years
Use this worksheet to develop learners’ understanding of atoms and isotopes by considering ‘heavy water’ ice cubes
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ResourceAtoms and isotopes | Developing Understanding | 14–16
Encourage learners to deepen their understanding of isotopes from the macroscopic to sub-microscopic level
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ResourceAtomic structure and the Sun | Stretch and challenge | 14–16
Stretch learners’ understanding of atomic structure using the context of the Sun
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ResourceAtomic structure | Knowledge check | 14–16
Assess learning on atomic structure with a higher and foundation worksheet
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ResourceStructure of the atom | Structure strip | 14–16 years
Support learners to recall and write about the properties of subatomic particles and the structure of an atom
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NewsScientists discover the heaviest oxygen isotope
Help learners delve into atomic structure and isotopes with this research context
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NewsHigh pressure forces heavy hydrogen to act like a metal
Explore metallic bonding and isotopes with this latest research looking at metallic hydrogen
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FeatureMeteorite chemistry
What is a meteorite made of? Studying the composition of meteors allows scientists to look back billions of years to before the birth of the solar system
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FeatureWhy you need A-level chemistry to study geology
Knowledge of chemistry topics such as isotopes, analytical techniques and earth science is essential for studying geology
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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
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ResourceThe chemistry of chemical weapons
In this activity you will look at the chemistry behind a number of chemical weapons that have been employed throughout history
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MathsSummation and the sigma notation
Paul Yates applies this handy shorthand to chemistry calculations in mass and enthalpy
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FeatureModern-day alchemists
Sam Tracey visits Lawrence Berkeley National Laboratory to find out how to make a new element
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ResourceBuild an atom simulation
Build an atom from scratch, using protons, neutrons, and electrons. Test different combinations to produce ions and unstable elements. Video: How to use the PhET build an atom simulation
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ResourceOn This Day - Apr 01 : Ferdinand Brickwedde died
He co-discovered deuterium (2H), which is an isotope or “heavy form” of hydrogen, with Harold Urey and George Murphy. They produced the first measurable samples of deuterium from liquefied hydrogen.
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