| Write the date in the margin of your homework jotter.
Write the title of this Exercise as a heading: Exercise N5 S3_4B Atomic Theory |
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| 1. | 5. |
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| 2. | 6. |
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| 3. | 7. |
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| 4. | 8. |
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| 9. |
Copy and complete the following table  |
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State the number of protons, electrons and neutrons in the following atoms.   |
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