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C6H5C2H5 + Cl2 = C6H5CHClCH3 + HCl
C2H4O + K2CrO7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
9 C2H4O + 2 K2CrO7 + 5 H2SO4 = 9 CH3COOH + 2 K2SO4 + Cr2(SO4)3 + 5 H2O
Cu2 + AuCl3 = CuCl2 + Au3 =>
9 Cu2 + 12 AuCl3 = 18 CuCl2 + 4 Au3
C2H2 + KBr = C2H2Br + K =>
C2H2 + KBr = C2H2Br + K
CH3CHOH + O2 = CO2 + H2O =>
4 CH3CHOH + 11 O2 = 8 CO2 + 10 H2O
Hg2CO3 = Hg + HgO + CO2 =>
Hg2CO3 = Hg + HgO + CO2
KNO3 + H2O = HNO3 + K2O =>
2 KNO3 + H2O = 2 HNO3 + K2O
C + HNO3 = CO2 + NO2(g) + H2O =>
C + 4 HNO3 = CO2 + 4 NO2(g) + 2 H2O
Cu + Co2 = CuCo3 =>
2 Cu + 3 Co2 = 2 CuCo3
HNO3 + NH4OH = H2O + NHNO3 =>
11 HNO3 + 5 NH4OH = 14 H2O + 8 NHNO3
RbPO4 + Fe(II)Cl = RbCl + Fe(II)PO4 =>
RbPO4 + Fe(II)Cl = RbCl + Fe(II)PO4
C2H2 + KBr = C2H2Br + K =>
C2H2 + KBr = C2H2Br + K
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Fe2O3 + KI + H2SO4 = FeSO4 + I2 + K2SO4 + H2O =>
Fe2O3 + 2 KI + 3 H2SO4 = 2 FeSO4 + I2 + K2SO4 + 3 H2O
NaOHCO3 = NaCO3OH =>
NaOHCO3 = NaCO3OH
Mn4O2 + H2O2 = MnH2 + O2 =>
Mn4O2 + 4 H2O2 = 4 MnH2 + 5 O2
Pb(NO3)2 + Na2S2O4 = PbS2O4 + NaNO3 =>
Pb(NO3)2 + Na2S2O4 = PbS2O4 + 2 NaNO3
K2CO3 + N2 + C = KCN + CO =>
K2CO3 + N2 + 4 C = 2 KCN + 3 CO
C2H2 + KBr = C2H2Br + K =>
C2H2 + KBr = C2H2Br + K
Ba(NO3)2(aq) + Li2SO4(aq) = LiNO3(aq) + BaSO4(s) =>
Ba(NO3)2(aq) + Li2SO4(aq) = 2 LiNO3(aq) + BaSO4(s)
KOH + MnO2 + Ca(OH)2 = KMnO4 + KCa + H2O =>
2 KOH + MnO2 + Ca(OH)2 = KMnO4 + KCa + 2 H2O
C2H2 + KBr = C2H2Br + K =>
C2H2 + KBr = C2H2Br + K
(b)Ca3N2 + H2O = Ca(OH)2 + NH3 =>
(b)Ca3N2 + 6 H2O = 3 Ca(OH)2 + 2 NH3
C2H2 + KBr = C2H2Br + K =>
C2H2 + KBr = C2H2Br + K
Ba100C100O300 + Sr100C100O300 + Ru100 + Y200O300 + O200 = Ba25Sr175Y100Ru100O600 + C100O200 =>
Ba100C100O300 + 7 Sr100C100O300 + 4 Ru100 + 2 Y200O300 + 5 O200 = 4 Ba25Sr175Y100Ru100O600 + 8 C100O200
C2HCl3O + O2 = CO2 + HCl + Cl2 =>
2 C2HCl3O + 3 O2 = 4 CO2 + 2 HCl + 2 Cl2
HC2H3O2 + NaHCO3(aq) = CO2(g) + H2O(l) + NaC2H3O2(aq) =>
HC2H3O2 + NaHCO3(aq) = CO2(g) + H2O(l) + NaC2H3O2(aq)
C2H2 + KBr = C2H2Br + K =>
C2H2 + KBr = C2H2Br + K
Mn + NaOH + H2O2 = Na2MnO4 + H2O =>
Mn + 2 NaOH + 3 H2O2 = Na2MnO4 + 4 H2O
Mn(OH)2 + KOH = K4[Mn(OH)6] =>
Mn(OH)2 + 4 KOH = K4[Mn(OH)6]
F2 + Al12O3 = AlF3 + O2 =>
36 F2 + 2 Al12O3 = 24 AlF3 + 3 O2
Mg3(PO4)2*Fe2(SO4)3 = MgSO4 + FePO4 =>
Mg3(PO4)2*Fe2(SO4)3 = 3 MgSO4 + 2 FePO4
Na2ZnO2 + CO2 = Na2CO3 + ZnO =>
Na2ZnO2 + CO2 = Na2CO3 + ZnO
CH2 + Cl2 = C + HCl =>
CH2 + Cl2 = C + 2 HCl
NaVO3 + H2SO4 = HVO3 + Na2SO4 =>
2 NaVO3 + H2SO4 = 2 HVO3 + Na2SO4
NH2OH + Cl2 + KOH = N2 + KCl + H2O =>
2 NH2OH + Cl2 + 2 KOH = N2 + 2 KCl + 4 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Fe(CH3COO)2 + HBr = FeBr2 + CH3COOH =>
Fe(CH3COO)2 + 2 HBr = FeBr2 + 2 CH3COOH
N + Mg = Mg2N3 =>
3 N + 2 Mg = Mg2N3
Cu(SO4)2 + PbCH3COO = PbSO4 + Cu(CH3COO)2 =>
Cu(SO4)2 + 2 PbCH3COO = 2 PbSO4 + Cu(CH3COO)2
Ba(OH)2 + Al2O3 = BaO + Al(OH)3 =>
3 Ba(OH)2 + Al2O3 = 3 BaO + 2 Al(OH)3
FeSO4 + KMnO4 + NaOH = Fe(OH)3 + Na2SO4 + Na2MnO4 + K2MnO4 =>
2 FeSO4 + 2 KMnO4 + 6 NaOH = 2 Fe(OH)3 + 2 Na2SO4 + Na2MnO4 + K2MnO4
C2H2 + KBr = C2H2Br + K =>
C2H2 + KBr = C2H2Br + K
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Ba(OH)2 + C2H4O2 = Ba(C2H3O2)2 + H2O =>
Ba(OH)2 + 2 C2H4O2 = Ba(C2H3O2)2 + 2 H2O
RuCl3*2H2O + PPh3 = RuCl2(PPh3)3 + OPPh3 + H2O + HCl =>
2 RuCl3*2H2O + 7 PPh3 = 2 RuCl2(PPh3)3 + OPPh3 + 3 H2O + 2 HCl
Na3[Fe(OH)6] + HNO3 = Fe(NO3)3 + NaNO3 + H2O =>
Na3[Fe(OH)6] + 6 HNO3 = Fe(NO3)3 + 3 NaNO3 + 6 H2O
CH3COONH4 + MnSO4 = (CH3COO)2Mn + (NH4)2SO4 =>
2 CH3COONH4 + MnSO4 = (CH3COO)2Mn + (NH4)2SO4
Fe2 + F = FeF3 =>
Fe2 + 6 F = 2 FeF3
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