Chemistry Question please help???

0 ⤊

which compound is colorless in a water solution?

1. Cr2(SO4)3
2. Al2(SO4)3
3. Co2(SO4)3
4.Fe2(SO4)3

2007-01-01 13:17:17 · 3 answers · asked by Jesse C 2 in Science & Mathematics ➔ Chemistry

2. Al
Cr is purple, Co is red, Fe is green.

2007-01-01 13:20:34 · answer #1 · answered by steve_geo1 7 · 0⤊ 0⤋

I think 2

2007-01-01 13:44:02 · answer #2 · answered by BÃch Ngá» 2 · 0⤊ 0⤋

2 is the answer

the color of the solution is the color of the ions it contains, for example, CuSO4 is blue because Cu2+ is blue

2007-01-01 13:28:08 · answer #3 · answered by James Chan 4 · 0⤊ 0⤋