1
Q
what’s a polyatomic ion
A
an ion composed of 2 or more atoms acting as a single unit in chemistry
2
Q
what is the polyatomic ion of NH4^1
A
ammonium
3
Q
what’s the polyatomic ion of OH^-1
A
hydroxide
4
Q
what’s the polyatomic ion of NO3^-1
A
nitrate
5
Q
what’s the polyatomic ion of SO4^-2
A
sulfate
