The discovery of the electron and the diffraction of an electron beam.
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The discovery of the electron and the diffraction of an electron beam.
The story of the discovery of the Hall-Heroult process for purifying aluminium.
He was named Cavendish Professor at just 28 years of age, and won the Nobel Prize in Physics in 1906 for discovering the electron, and his work on electrical conductivity in gases.
Explore what happens during precipitation reactions and when substances dissolve using this lesson plan
By Helen Harden and Neil Goalby
Datblygu dealltwriaeth y dysgwyr o ddellt ïonig drwy gymharu cynrychioliadau 2D a 3D
Defnyddiwch yr awgrymiadau sydd wedi’u sgaffaldio i helpu’r dysgwyr i ysgrifennu am swm y sylwedd mewn molau
By Sarah Binns
Rhoi cydbwyso hafaliadau cemegol mewn cyd-destun gyda chwestiynau am danwydd
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