A level Chem 1.1 Atomic Structure

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Last updated 11:36 AM on 9/7/26
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4 Terms

1
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What is an Ion?

Ions have a different number of electrons and protons

2
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What is an isotope?

Elements with the same number of protons but a different number of neutrons.

3
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Order of atoms inventors?

John Dalton

JJ Thomson

Ernest Rutherford

Neil’s Bohr

James Chadwick

4
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What condition is optimum for TOF mass spectrometry?

Vacuum because it will prevent interactions between the ions and air molecules.