Answer on Question#38143-Chemistry-Inorganic Chemistry
Question
What is the definition of a metal phosphonate?
Answer
Metal phosphonate is a salt of a phosphonic acid – a diprotic acid of general formula:
wherein R is an alkyl group.
For example, sodium phosphonates are formed from phosphonic acid as follows
In case of bivalent metals (e.g. Ca) the formula of metal phosphonate is
In case of trivalent metals (e.g. Al) the formula of metal phosphonate is