How to Set Up the Copper Extraction Demonstration
Materials needed for the copper extraction demonstration are as follows:
Set up time for the copper extraction demonstration is minimal (<1 hour). Prepare the acid and crushed malachite in advance. Malachite samples can be purchased for minimal cost from Ward's Natural Science .
- crushed malachite (finer crushing provides more surface area for acid leaching)
- piece(s) of malachite to pass around in class
- 250 ml of 1 M sulfuric acid (H2SO4)
- 2 empty 250 ml beakers
- steel nails
- sandpaper
- 1 pair tongs
- 1 piece of filter paper
- 1 ring stand
- 1 glass funnel
- goggles
- (Optional) Copper product (e.g., copper wire)
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