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Difference between revisions of "Relative Atomic Charge"

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| style="height:20px; width:300px; text-align:center;" |A [[Lithium]] [[ion]] has 3 [[proton]]s and 2 [[electron]]s so it has a [[Positive Charge|positive charge]]. It now has a full [[Outer Shell]].
 
| style="height:20px; width:300px; text-align:center;" |A [[Lithium]] [[ion]] has 3 [[proton]]s and 2 [[electron]]s so it has a [[Positive Charge|positive charge]]. It now has a full [[Outer Shell]].
| style="height:20px; width:300px; text-align:center;" |A [[Fluorine]] [[atom]] has 9 [[proton]]s and 10 [[electron]]s so it is [[Negative Charge|negative charge]]. It now has a full [[Outer Shell]].
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| style="height:20px; width:300px; text-align:center;" |A [[Fluorine]] [[ion]] has 9 [[proton]]s and 10 [[electron]]s so it is [[Negative Charge|negative charge]]. It now has a full [[Outer Shell]].
 
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Revision as of 21:12, 25 November 2018

Key Stage 4

Meaning

Relative Atomic Charge is the charge of a particle compared to the charge of a single proton.

About Relative Atomic Charge

Ions, nuclei and subatomic particles have extremely small charges such as the proton (1.6x10-19Coulombs) so instead of stating the charge in Coulombs it is compared to the charge of a proton.
SubatomicParticleProperties.png
A table showing the relative mass and relative charge of the proton, neutron and electron.
The charge on an ion is shown at the top right of the element symbol:
LithiumIon+Symbol.png
FluorineIon+Symbol.png
A Lithium ion has 3 protons and 2 electrons so it has a positive charge. It now has a full Outer Shell. A Fluorine ion has 9 protons and 10 electrons so it is negative charge. It now has a full Outer Shell.