Question

16. (a) Write chemical formulae of all the compounds that can be formed by the combination of the following ions: Ca2+, K+ , Fe3+, Cl– , SO4 2–

Answer 1

cacl2 kcl k2so4 fecl3 fe2(so4)3 caf2 caso4

these are the compound I could make out
l hope you got it
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