Question

___ forms a green colour in water
a. CuSO4
b. FeSO4
c. NaCl
d. all of the above​

Answer 1

$\Huge{\textbf{\textsf{{\color{navy}{An}}{\purple{sw}}{\pink{er}}{\color{pink}{:}}}}}$

$\huge \colorbox{lime}{FeSO4}$

Answer 2

Answer:

b fes04 is the ans

Explanation:

hope it helps.