Question

Choose the correct answer from the alternatives given.
Which of the following is not a mineral ion?

• A. $N{O}_3^{-}$
• B. $M{g}^{2+}$
• C. $C{O}_2$
• D. $A{l}^{3+}$

Answer 1

The correct option is C $C{O}_2$

CO${}_2$ is a gaseous form of carbon present in the atmosphere.

So, the correct option is 'CO${}_2$'