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H2CCH2 + 3 O2 = 2 CO2 + 2 H2O
SO3(aq) + H2O(l) = H2SO3(aq) + O2(g) =>
2 SO3(aq) + 2 H2O(l) = 2 H2SO3(aq) + O2(g)
P + FeO = P4O10 + Fe =>
4 P + 10 FeO = P4O10 + 10 Fe
Ba(OH)2*8H2O + HCl = BaCl2 + H2O =>
Ba(OH)2*8H2O + 2 HCl = BaCl2 + 10 H2O
Na(s) + CuSO4(aq) = Na2SO4(aq) + Cu(s) =>
2 Na(s) + CuSO4(aq) = Na2SO4(aq) + Cu(s)
K2Cr2O7 + NaHSO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
2 K2Cr2O7 + 6 NaHSO3 + 5 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 Na2SO4 + 8 H2O
H[SbCl4] + NaOH = Sb(OH)3 + NaCl + H2O =>
H[SbCl4] + 4 NaOH = Sb(OH)3 + 4 NaCl + H2O
Ca + Al2(CrO4)3 = CaCrO4 + Al =>
3 Ca + Al2(CrO4)3 = 3 CaCrO4 + 2 Al
Pb(CH3COO)2 + Cu = Cu(CH3COO)2 + Pb =>
Pb(CH3COO)2 + Cu = Cu(CH3COO)2 + Pb
KMnO4 + I2 + HCl = KIO3 + MnCl2 + H2O =>
2 KMnO4 + I2 + 4 HCl = 2 KIO3 + 2 MnCl2 + 2 H2O
CC4H10 + O2 = CO2H2O =>
2 CC4H10 + 15 O2 = 10 CO2H2O
Fe(oh)3 + H2O2 = Fe(OH)3 =>
2 Fe(oh)3 + 9 H2O2 = 6 Fe(OH)3
C17H19NO3 + H2O = C17H20NO3 + HO =>
C17H19NO3 + H2O = C17H20NO3 + HO
CaO + S + O2 = CaSO3 =>
CaO + S + O2 = CaSO3
Al2(CO3)3 + Zn = Al + ZnCO3 =>
Al2(CO3)3 + 3 Zn = 2 Al + 3 ZnCO3
C6H14 + Br2 = C6H13 + HBr =>
2 C6H14 + Br2 = 2 C6H13 + 2 HBr
N2H4(g) + O2(g) = NO2(g) + H2O =>
N2H4(g) + 3 O2(g) = 2 NO2(g) + 2 H2O
KCN + O2 = KNCO =>
2 KCN + O2 = 2 KNCO
K2Cr2O7 + NaHSO3 + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O + KOH =>
2 K2Cr2O7 + 6 NaHSO3 + 3 H2SO4 = 2 Cr2(SO4)3 + 3 Na2SO4 + 4 H2O + 4 KOH
C + H2 + H2O = CH4O =>
C + H2 + H2O = CH4O
Mg(s) + Pb(NO3)2 = Mg(NO3)2 + Pb =>
Mg(s) + Pb(NO3)2 = Mg(NO3)2 + Pb
NaHCO3 + H3AsO4 = Na3AsO4 + H2O + CO2 =>
3 NaHCO3 + H3AsO4 = Na3AsO4 + 3 H2O + 3 CO2
IF7 = I2 + F2 =>
2 IF7 = I2 + 7 F2
Sr(NO3)2 + K2(SO4) = Sr(SO4) + K(NO3) =>
Sr(NO3)2 + K2(SO4) = Sr(SO4) + 2 K(NO3)
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
CH3HO + O2 = CO2 + H2O =>
2 CH3HO + 3 O2 = 2 CO2 + 4 H2O
KMnO4 + Sn + KOH = MnO2 + K2SnO2 + H2O =>
2 KMnO4 + 3 Sn + 4 KOH = 2 MnO2 + 3 K2SnO2 + 2 H2O
PH3 + S2 = PS + H2S =>
4 PH3 + 5 S2 = 4 PS + 6 H2S
VO + Cr2O7 = Cr + VO2 =>
7 VO + Cr2O7 = 2 Cr + 7 VO2
Ca + CuF2 = CaF2 + Cu =>
Ca + CuF2 = CaF2 + Cu
Cu + Pb(SO4)2 = CuSO4 + Pb =>
2 Cu + Pb(SO4)2 = 2 CuSO4 + Pb
CuF2 + NH3 = Cu3N + NH4F + N2 =>
6 CuF2 + 16 NH3 = 2 Cu3N + 12 NH4F + N2
CrO + SO3 = CrO3 + SO2 =>
CrO + 2 SO3 = CrO3 + 2 SO2
Na + Al(C2H3O2)3 = NaC2H3O2 + Al =>
3 Na + Al(C2H3O2)3 = 3 NaC2H3O2 + Al
AgNO3(aq) + NaC(aq)l = AgCl + NaNO3 =>
AgNO3(aq) + NaC(aq)l = AgCl + NaNO3
Al + NHO3 = Al(NO3)3 + NO + H2O =>
Al + 4 NHO3 = Al(NO3)3 + NO + 2 H2O
BrF = Br + F =>
BrF = Br + F
Cl + CH3 = CHCl3 + HCl =>
5 Cl + CH3 = CHCl3 + 2 HCl
F2(g) + H2O = HF(g) + O2 =>
2 F2(g) + 2 H2O = 4 HF(g) + O2
(CH3)3COH + HCl = (CH3)3CCl + H2O =>
(CH3)3COH + HCl = (CH3)3CCl + H2O
Cu(NO3)2 + Na2CO3 + H2O = CuCO3Cu(OH)2 + NaNO3 + CO2 =>
2 Cu(NO3)2 + 2 Na2CO3 + H2O = CuCO3Cu(OH)2 + 4 NaNO3 + CO2
Cl2(g) + KI(ac) = KCl(ac) + I2(s) =>
Cl2(g) + 2 KI(ac) = 2 KCl(ac) + I2(s)
NH3 + CI = N2 + HCI =>
2 NH3 + 6 CI = N2 + 6 HCI
NH4OH + K3[Fe(CN)6] = (NH4)3[Fe(CN)6] + KOH =>
3 NH4OH + K3[Fe(CN)6] = (NH4)3[Fe(CN)6] + 3 KOH
Na2[Cu(OH)4] + H2SO4 = Na2SO4 + CuSO4 + H2O =>
Na2[Cu(OH)4] + 2 H2SO4 = Na2SO4 + CuSO4 + 4 H2O
Ni(s) + O2(g) = Ni2O3(s) =>
4 Ni(s) + 3 O2(g) = 2 Ni2O3(s)
H3AsO3 + Ba(OH)2 = HOH + Ba3(AsO3)2 =>
2 H3AsO3 + 3 Ba(OH)2 = 6 HOH + Ba3(AsO3)2
Co + S8 = Co2S3 =>
16 Co + 3 S8 = 8 Co2S3
K2Cr2O7 + NaHSO3 + H2SO4 = Cr2(SO4)3 + Na2SO4 + K2SO3 + H2O =>
K2Cr2O7 + 4 NaHSO3 + 2 H2SO4 = Cr2(SO4)3 + 2 Na2SO4 + K2SO3 + 4 H2O
KCl(aq) + Na2CO3(aq) = K2CO3 + NaCl =>
2 KCl(aq) + Na2CO3(aq) = K2CO3 + 2 NaCl
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