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- @AtGraphic 135,57
- @Picture ACD10_01.bmp
- @At 135,15
- @At 119,24
- In metals the atoms are tightly packed together in a crystal lattice arrangement.
- @PlaySoundFile ACD10_01.wav
- @WaitForSoundToFinish
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- @PlaySoundFile ACD10_02.wav
- @WaitForSoundToFinish
- @At 340,75
- #b#crClick on the aluminium model.#b
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- @GoForward 135,50,149,105,0
- @prompt
- @RemoveLastNavigation
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- @At 141,185
- #^#. #^the outer electron shells overlap
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- @prompt
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- @AtGraphic 207,80
- @Picture ACD10_02.bmp
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- @At 139,207
- #t#. the electrons are free to move around
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- @prompt
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- @PlaySoundFile ACD10_03.wav
- @At 138,235
- #t#. the atoms that lose electrons become positively charged cations
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- @prompt
- @At 139,264
- #t#. the force of attraction between negative electrons and positive cations forms strong bonds
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- @prompt
- @At 135,288
- #t#. the arrangement is repeated, forming a giant structure.
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