НЕПРАВИЛЬНО записана реакция:
а) 2FE+3S=FE2S3
б) 2 FE+3CL2=2FECL3
в) 3FE+2O2=Fe3O4
ПРАВИЛЬНО записана реакция:
а)3FE+4H20=FE2O4+4H2
б)FE+ZNCL2=FECL2+ZN
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