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Note that your final mark will not be saved in the system.
2.1.1/2.1.2 Atomic structure, compounds, formulae and equations Pindrop
Target Level
C
Running Total
0
0%
Attempt
1 of 3
Click on a top label, then click on its correct position on the diagram. Or, drag a top label and drop it onto the correct position. Position all the labels before clicking ‘Check’.
neutron
electron
nucleus
proton