Question

What do these red/yellow/orange-precipitate reactions have in common? (choose

the best answer)

They all made the same color.

They all have a barium (Ba+2) cation.

They all have a chromate (CrO4-2) ion.


They all have a chloride ( C1-1) ion.

Answer 1

They all have a chromate (CrO4-2) ion.

Step-by-step explanation:

Answer 2

3 is the correct I think so