Question

which is a polyatonic cation​

Answer 1

Answer:

A simple example of a polyatomic ion is the hydroxide ion, which consists of one oxygen atom and one hydrogen atom, jointly carrying a net charge of −1; its chemical formula is OH− . In contrast, an ammonium ion consists of one nitrogen atom and ''four'' hydrogen atoms, with a charge of +1; its chemical formula is NH+

plzz mark it as brainliest ...

Answer 2

Answer:

A simple example of a polyatomic ion is the hydroxide ion, which consists of one oxygen atom and one hydrogen atom, jointly carrying a net charge of −1; its chemical formula is OH− . In contrast, an ammonium ion consists of one nitrogen atom and ''four'' hydrogen atoms, with a charge of +1; its chemical formula is NH+