Which of the following halides forms a solid when added to silver? (More than one answer may be selected)

1) Cl-
2) Br-
3) F-
4) I-

You need to learn the solubility rules. Here is a simple set which will answer this question. (Note: The question is flawed. It should say, "Which of the following halide IONS forms a solid when added to silver ION?"

http://www.chem.vt.edu/RVGS/ACT/notes/solubility_rules.html