Объяснение:
C2H4 (t, Ni) = C2H2 + H2;
3C2H2 (t, C) = C6H6;
C6H6 + Br2 (FeBr3) = C6H5Br + HBr;
C6H5Br + NaOH = C6H5OH + NaBr;
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Объяснение:
C2H4 (t, Ni) = C2H2 + H2;
3C2H2 (t, C) = C6H6;
C6H6 + Br2 (FeBr3) = C6H5Br + HBr;
C6H5Br + NaOH = C6H5OH + NaBr;