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- 1. Multiple ChoiceWhich consists of carbon atoms?graphitediamondfullereneall of these
- 2. Multiple ChoiceWhich has a 2D hexagonal layered structure?graphitediamondfullereneall of these
- 3. Multiple ChoiceWhich has a every carbon atom covalently bonded to three others?graphitediamondfullerenetwo of these
- 4. Multiple Choice
What structure is shown in the diagram?DiamondGraphite - 5. Multiple ChoiceWhich has weak dispersion forces in between layers?graphitediamondfullerenenone of these
- 6. Multiple ChoiceWhich has a free delocalized electron between layers that gives rise to electrical conductivity ?graphitediamondfullerenenone of these
- 7. Multiple ChoiceWhich is used in pencils ?graphitediamondfullerenenone of these
- 8. Multiple ChoiceWhich is used as electrodes in an electrochemical cell?graphitediamondfullerenenone of these
- 9. Multiple ChoiceWhich has a 3D hexagonal structure?graphitediamondfullerenenone of these
- 10. Multiple ChoiceWhich has every carbon atom covalently bonded to four other atoms?graphitediamondfullerenenone of these
- 11. Multiple ChoiceWhich is extremely hard?graphitediamondfullerenenone of these
- 12. Multiple ChoiceWhich is used as a cutting tool and in jewelry?graphitediamondfullerenenone of these
- 13. Multiple ChoiceWhich has the formula C60?graphitediamondfullerenenone of these
- 14. Multiple ChoiceWhich is made of balls or cages of carbon?graphitediamondfullerenenone of these
- 15. Multiple ChoiceWhich is a semiconductor?graphitediamondfullerenenone of these
- 16. Multiple ChoiceDefine the term allotropesAtoms with same proton number but different number of neutronsAtoms with same proton number but different mass numberAtoms in different arrangement in structureAtoms in different arrangement and different physical form
- 17. Multiple ChoiceWhat kind of bonding does atoms in graphite has?Covalent bonding with all atomsEach carbon, bonded covalently to 3 other carbon atoms in a 3D latticeEach carbon, bonded covalently to 4 other carbon atoms.Each carbon, bonded covalently to 3 other carbon atom in 2D held by intermolecular
- 18. Multiple ChoiceWhich of the following is true about C60 ?Each carbon bonded covalently to 3 other carbon atoms in a hexagonal ball like structureEach carbon bonded covelently to 4 other carbon atoms in layersa giant lattice structurepentagonal in shape
- 19. Multiple ChoiceWhat structure is shown in the diagram?DiamondGraphitefullerene
- 20. Multiple ChoiceWhich statement is a true comparison of diamonds and graphite?diamonds are extremely hard and colorless where as graphite is a very soft gray substance.diamonds are extremely soft and colorless where as graphite is a very hard gray substance.Diamonds are made only from carbon where as graphite is a carbon compound containing metal electrons
- 21. Multiple Choicewhich answer shows the correct number of C-C covalent bonds in its allotropes?Diamond 3, Graphite 3, fullerene 3Diamond 4, Graphite 3, fullerene 3Diamond 4, Graphite 3, fullerene 4Diamond 4, Graphite 4, fullerene 3
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