Zusammenfassung der Ressource
Giant Covalent Structures
- Quartz
- Giant macromolecular structures
- Hard solid
- High melting and boiling points
- O between each pair of Si
- Soluble in water
- Bent
- Allotropes of Carbon
- Graphene
- Single layers of graphite
- Covalent network
- single planar sheet of carbon atoms arranged hexagonally
- Conducts electricity
- About 200 times stronger than steel
- C60 Fullerenes
- Not completely network solids
- Small sheet of graphite curved into a ball
- 60 carbon atoms in the molecule
- Soluble in non-polar solvents
- Does not conduct electricity
- Diamond
- Three Dimensional Lattice
- High melting and boiling points
- Tetrahedral Arrangement
- Insoluble in covalent solvents
- Hardest Substance
- Graphite
- Naturally Occurring
- Bonding angle 120º
- Giant 2-dimensional layers
- Hexagons of Carbon atoms
- Each carbon is bonded to three others
- One free electron layer
- Trigonal Planar
- High melting and boiling point
- Slippery