Substâncias Flashcards by Paola Oliveira

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Matéria

É tudo que tem massa e ocupa um lugar no espaço

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Substâncias químicas

É uma porção da matéria que apresenta propriedades físicas e químicas definidas

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Substâncias simples

São aquelas formadas por átomos de um mesmo elemento químico

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Alotropia

Duas ou mais substâncias simples formadas pelo mesmo elemento químico

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Substâncias compostas

São aquelas formadas por átomos de elementos químicos diferentes

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Substâncias Flashcards

(5 cards)