Two metals (A) and (B) belongs to the same group of periodic table. Metal (A) forms an insoluble oxide but soluble sulphate. Metal (B) forms soluble oxide and insoluble sulphate. Then A and B are respectively

Two metals (A) and (B) belongs to the same group of periodic table. Me

1.	Two metals (A) and (B) belongs to the same group of periodic table. Metal (A) forms an insoluble oxide but soluble sulphate. Metal (B) forms soluble oxide and insoluble sulphate. Then A and B are respectively
Answer» `BA,Be` `CA,Ba` `Be, Ca` `Be, NA`' Answer :B