ES3 Flashcards
1
Q
What are co-products?
A
When additional products are made as well as the product needed.
2
Q
What is electrolysis?
A
The decomposition of a compound by passing electricity through it.
3
Q
What happens at the cathode?
A
reduction
4
Q
What happens at the anode?
A
oxidation
5
Q
What is the product at the cathode?
A
- hydrogen if metal in the salt comes from group 1 and 2
- metal for all other salts
- hydrogen from acids
6
Q
What is the product at the anode?
A
- halogen if salt is a halide
- oxygen if salt is a sulfate or nitrate
- oxygen from hydroxides
