Question
Asked Dec 19, 2019
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which of three subatomic particle was discovered first - the proton, neutron or electron?

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Expert Answer

Step 1

The subatomic particle out of the three that was discovered first is to be identified- the proton, neutron or electron.

Step 2

All matter is composed of atoms and atoms are made up of three subatomic particles- protons, neutrons and electrons.

Protons carry positive charge, electrons are negatively charged and neutrons have no charge.

Step 3
  • Electron was discovered by J.J. Thomson I 1897 while studying the properties of cathode rays.
  • Proton was discovered by Rut...

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Tagged in
ScienceChemistry

General Chemistry