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CHEMICAL CHANGES 2

Across
Aluminium oxide can be extracted from this ore for electrolysis.
This happens when positive ions gain electrons.
These ions move toward the cathode (negative electrode) during electrolyisis.
The name given to the type of ion formed from group 7 elements.
The anode in electrolysis of aluminium oxide is made from this element.
A way of splitting up an ionic compound using electricity.
The type of negative ion that is produced when water is split apart during electrolysis.
Aluminium oxide is dissolved in this to lower the melting point.
This electrode has a positive charge.
These ions move toward the anode (positive electrode) during electrolysis.
Down
The type of solution formed when ionic compounds are dissolved in water.
This happens when negative ions lose electrons.
Type of reaction where carbon is used to extract another less reactive metal.
Ionic compounds cannot conduct electricity when in this state.
Ionic compounds need to be in this state so that the ions can move and carry a charge.
The name given to the molten or aqueous substance in electrolysis.
This electrode has a negative charge.
The type of positive ion that is produced when water is split apart during electrolysis.