9. AgF, AlF3, CaF2, FeF2/FeF3 (возможны 2 варианта)
11. 2Fe + 3Cl2= 2FeCl3
Cu + Br2 = CuBr2
2Al + 3I2 = 2AlI3
Ca + F2 = CaF2
Cu + F2 = CuF2
13. 1) 2HBr + 2Na = 2NaBr + H2
2) 2NaBr + Cl2 = 2NaCl + Br2
3) Br2 + Ba = BaBr2
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Answers & Comments
9. AgF, AlF3, CaF2, FeF2/FeF3 (возможны 2 варианта)
11. 2Fe + 3Cl2= 2FeCl3
Cu + Br2 = CuBr2
2Al + 3I2 = 2AlI3
Ca + F2 = CaF2
Cu + F2 = CuF2
13. 1) 2HBr + 2Na = 2NaBr + H2
2) 2NaBr + Cl2 = 2NaCl + Br2
3) Br2 + Ba = BaBr2