Which process is being described here: when high frequency light is absorbed, an electron in an atom moves to a higher energy level.
Choose 1 answer
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Which of these best describes ionisation?
Choose 1 answer
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Which of these best explains an isotope?
Choose 1 answer
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Which particle within an atom has a negative charge?
Drag the images into the correct place.
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Fill in the blanks.
Select the missing words in the text.
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Look at the slide below to work out the answer.