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Torne-se Membro

Simple Electrolysis

Disciplina: Ciências
Ano escolar: 2.º ano | 3.º ano
Tipo de Recurso:
Tags:

Two pencils (sharpened at both ends).
Water.
Salt (to improve conductivity).
Battery (9V or AA).
Electrical tape..Prepare Electrodes: Insert the pencils into the water without touching each other.
Connect Wires: Attach wires to the pencils and connect them to the battery terminals.
Observe: Observe the bubbles forming at the pencil tips.
Record Observations: Have students describe the gases produced (hydrogen and oxygen).
Discussion: Discuss how electrolysis splits water into its components.

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