Covalent Bonding

Descrição

FlashCards sobre Covalent Bonding, criado por J yadonknow em 02-01-2018.
J yadonknow
FlashCards por J yadonknow, atualizado more than 1 year ago
J yadonknow
Criado por J yadonknow quase 7 anos atrás
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Resumo de Recurso

Questão Responda
What sort of structure do non-metallic elements exist as? Simple covalent structures, forming a simple molecular lattice held together by weak intermolecular forces Low mpt/bpt
What do C,Si, and B exist as? Giant covalent lattices All have 4 valence electrons Forms tetrahedral structure
What are the properties of Giant Covalent lattices? High mpt/bpt Insoluble, covalent bonds too strong to be broken by interaction with solvents Non-conductors of electricity
What structures are the exception in terms of conductivity? Graphene and Graphite Form planar hexagonal molecules Delocalised spare electron can carry charge

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