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- @At 135,15
- Not all covalently bonded compounds exist as molecules. Some
- elements form giant covalent structures. Different substances may
- be produced by atoms of the same element.
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- @Animation CurieRaiseLeftArm,CurieWave,CurieWave,CurieWave,CurieWave,CurieLowerLeftArm
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- @PlaySoundFile ACC50_01.wav
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- @wait 3
- @AtGraphic 361,66
- @Picture ACC50_01.bmp
- @At 135,75
- These are known as #ballotropes#b.
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- @Animation CurieLowerBanton,CurieTapBanton,CurieRaiseBanton,CurieRaiseLeftArm,CurieWave,CurieLowerLeftArm
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- @WaitForSoundToFinish
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- @At 133,168
- One arrangement of carbon atoms is found in a diamond crystal.
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- @Animation CurieRaiseLeftArm,CurieWave,CurieLowerLeftArm
- @PlaySoundFile ACC50_02.wav
- @WaitForSoundToFinish
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- @At 157,123
- #b#crClick on the diamond.
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- @GoForward 350,55,123,99,0
- @prompt
- @RemoveLastNavigation
- @Erase 156,122,185,26
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- @AtGraphic 120,203
- @Picture ACC50_02.bmp
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- @Animation CurieRaiseLeftArm,CurieWave,CurieLowerLeftArm
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- @At 247,213
- #. #^a covalent bond is formed between one carbon
- #tatom and four others
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- @wait 2
- @At ,+10
- #. the bond is repeated in a regular pattern creating
- #t#ba giant covalent lattice#b of Carbon atoms
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- @wait 3
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- @At 267,339
- This arrangement creates a substance that is
- very hard and has a very high boiling point.
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