Allotropes Flashcards
1
Q
What are allotropes?
A
different forms of the same element
2
Q
what are some examples of different carbon allotropes (3)
A
graphite, carbon, buckyball
3
Q
describe the diamond allotrope..
A
carbon covalently bonded to 4 other carbons, tetrahedral shape, does not conduct electricity, very hard
4
Q
describe the graphite allotrope
A
carbon covalently bonded to 3 other carbons, planar shape, does conduct electricity, soft
5
Q
describe the buckyball allotrope
A
discrete molecule: C60
carbon rings arranged in rings of 5 and 6
lower melting point
