JAMB Chemistry
When temporary hard water is boiled for some time in a kettle, the inner surface of the kettle becomes coated with a deposit of
a.
Calcium tetraoxosulphate(VI)
b.
Calcium trioxocarbonate(IV)
c.
Calcium hydrogentrioxocarbonate(IV)
d.
Aluminium trioxocarbonate(IV)
No Answer Submitted