Question

What is the name of `Ca(HCO_3)_3`?

Answer 1

Well, `Ca(HCO_3)_2` is `"calcium bicarbonate"`.

Explanation:

I am not sure whether this material can be obtained as a solid state.

The formula is certainly correct. As written, `Ca(HCO_3)_3` would imply a `Ca^(3+)` ion, which is unknown. Why?