Question

What is the name of the compound `CaC_2O_4`?

Answer 1

`"Calcium oxalate"`

Explanation:

This the calcium salt of `"oxalic acid"`:

`HO(O=)C-C(=O)OH + 2Ca(OH)_2 rarr (O(O=)C-C(=O)O)^(2-)Ca^(2+) + 2H_2O`