1. After separating the copper(II) hydroxide from the mixture, the copper(II) hydroxide is heated strongly. The copper(II) hydroxide decomposes into copper(II) oxide and steam.

i) Write an equation for the decomposition of copper(II) hydroxide. Include state symbols.

[2]

ii) Name a non-metallic element that can be used to convert copper(II) oxide into copper.

[1]