SO4²-

Question 1

BaCl2 + SO4²‐, what is the colour of the ppt, is it soluble in dil HCl or dil HNO3?

Answer 1

BaSO4( white), no

Question 2

BaSO4 with Na2CO3, 4C mention the colour of the ppt formed too

Answer 2

Na2S+ BaCO3(colourless)+ CO

Question 3

SO4²+ Hg(NO3)2. HgO(basic mercuric nitrate), mention the colour of the ppt

Answer 3

(HgSO4).HgO(yellow), the colour of HgSO4 alone is white