MCQ
Metal halide which is insoluble in water is
- ✓$AgI$
- B$KBr$
- C$CaC{l_2}$
- D$AgF$
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$(a) P_2O_7^{4-}$ $(b) S_2O_5^{2-}$
$(c) S_2O_7^{2-}$ $(d) Cl_2O_7$
$(e) Mn_2O_7$ $(f) S_2O_8^{2-}$