The Electron: Subatomic Particles

Descrição

This note covers the properties of the particles that make up the atom: the electron, the neutron and the proton. It also covers the unified atomic mass unit. It can be used in conjunction with the mind map on the electron.
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Subatomic particles = the particles that make up the atom Protons Neutrons Electrons

Unified atomic mass unit: Used to express atomic and molecular masses Symbol = u 1 u = 1.66 x 10*-27 Equal to the mass of a proton or neutron

Proton Location: In the nucleus of the atom Mass: I u Charge: positive

Neutron Location: In the nucleus of the atom Mass: I u Charge: neutral

Electron Location: Orbiting the nucleus of the atom Mass: I/1840 u Charge: negative

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