H2SO4+BaCL2=BaSO4+2HCL( после BaSO4 стрелка вниз . образуется осадок).
а) 3 CI 2+Fe= 2 Fe2+CI3
Б)<span>Cl2 + Zn=ZnCl2</span>
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<span>в)</span>
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<span>d)<span>Cl2+ Na=2 Na2 CI</span></span>
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<span><span>e)<span>Cl2 + Cu = CuCl2</span></span></span>
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<span><span><span>f)<span> HCl + HClO → 2HCl + </span>O</span></span></span>
Ca(HCO3)2+H2SO4=2CO2+2H2O+CaSO4