Q.

The correct IUPAC name of K2MnO4 is:                     [2024]

1 Potassium tetraoxidomanganese (VI)  
2 Potassium tetraoxidomanganate (VI)  
3 Dipotassium tetraoxidomanganate (VII)  
4 Potassium tetraoxopermanganate (VI)  

Ans.

(2)