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Átomos, elementos, moléculas y mezclas

Ciencias de la Naturaleza

Se describen las caractaerísticas de los átomos de un elemento y de una molécula. Se definen conceptos claves como sustancias puras y mezclas, reconociendo ejemplos de cada una.

Numeros atomicos

Ciencias de la Naturaleza

CANTIDAD DE PROTONES Y ELECTRONES

Completar modelos

Ciencias de la Naturaleza

Atomos y moleculas

Estructura de un Átomo

Ciencias de la Naturaleza

Los elementos del atomo

Ciencias de la Naturaleza

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