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3 H2SO4(aq) + 2 Al(s) = 3 H2(aq) + Al2(SO4)3
CH3HC = CH2 =>
CH3HC = 2 CH2
K2CO3 + NaHSO4 = K2SO4 + Na2CO3 + H2O + CO2 =>
2 K2CO3 + 2 NaHSO4 = 2 K2SO4 + Na2CO3 + H2O + CO2
NiS2 + O2 = SO2 + Ni2S3 =>
2 NiS2 + O2 = SO2 + Ni2S3
PbO + Cl2 + O2 = PbClO4 =>
2 PbO + Cl2 + 3 O2 = 2 PbClO4
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
P4O10 + O2 = P4O12 =>
P4O10 + O2 = P4O12
Mg(ClO)2 + NaOH = NaClO + Mg(OH)2 =>
Mg(ClO)2 + 2 NaOH = 2 NaClO + Mg(OH)2
NH4 + AsO4 = NH4AsO4 =>
NH4 + AsO4 = NH4AsO4
Na2OH + NiSO4 = Na2SO4 + NiOH =>
Na2OH + NiSO4 = Na2SO4 + NiOH
Na2S2O3 + K2Cr2O7 + HCl = S + Na2SO4 + CrCl3 + KCl + H2O =>
3 Na2S2O3 + K2Cr2O7 + 8 HCl = 3 S + 3 Na2SO4 + 2 CrCl3 + 2 KCl + 4 H2O
Fe4 + H2SO4 = Fe2(SO4)3 + H2 =>
Fe4 + 6 H2SO4 = 2 Fe2(SO4)3 + 6 H2
PbO + NaCl + H2O = Pb(OH)Cl + NaOH =>
PbO + NaCl + H2O = Pb(OH)Cl + NaOH
I(aq) + AgNO3(aq) = AgI(aq) + NO3(aq) =>
I(aq) + AgNO3(aq) = AgI(aq) + NO3(aq)
NH3SO3 + Mg = MgSO3 + N + H2 =>
2 NH3SO3 + 2 Mg = 2 MgSO3 + 2 N + 3 H2
N2O5 + Ca(OH)2 = CaOHNO3 + H2O =>
N2O5 + 2 Ca(OH)2 = 2 CaOHNO3 + H2O
MgSO4 + C = MgS + CO2 =>
MgSO4 + 2 C = MgS + 2 CO2
C6H5(OCOCH3)COOH + NaOH = C6H5(OCOCH3)COONa + H2O =>
C6H5(OCOCH3)COOH + NaOH = C6H5(OCOCH3)COONa + H2O
Cl2 + KBr = KCl + Br =>
Cl2 + 2 KBr = 2 KCl + 2 Br
Zn + Hg = ZnHg =>
Zn + Hg = ZnHg
I2 + OH{-} = H2O + I{-} + O3IH{2+} =>
4 I2 + 5 OH{-} = 2 H2O + 7 I{-} + O3IH{2+}
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
Ag + AuNO3 = Ag(NO3)2 + Au =>
Ag + 2 AuNO3 = Ag(NO3)2 + 2 Au
L2O5 + CO = L2 + CO2 =>
L2O5 + 5 CO = L2 + 5 CO2
H3PO4 + AlCl3 = POCl3 + Al(OH)3 =>
H3PO4 + AlCl3 = POCl3 + Al(OH)3
FeCl3 + NH3H2O = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH3H2O = Fe(OH)3 + 3 NH4Cl
H4IO6{-} = H2I2O10{4-} + H2O + H{+} =>
2 H4IO6{-} = H2I2O10{4-} + 2 H2O + 2 H{+}
K2S + Zn(OH)2 = ZnS + KOH =>
K2S + Zn(OH)2 = ZnS + 2 KOH
IO3{-} + HSO3{-} = HSO4{-} + I2 + SO4{-2} + H2O =>
2 IO3{-} + 5 HSO3{-} = 3 HSO4{-} + I2 + 2 SO4{-2} + H2O
Na + H2SO4 = Na2SO4 + H2O + H2S =>
8 Na + 5 H2SO4 = 4 Na2SO4 + 4 H2O + H2S
S + Mn = MnS =>
S + Mn = MnS
BaS + NH4F = BaF + NH4S =>
BaS + NH4F = BaF + NH4S
C35H43S8P5 + O2 = CO2 + H2O + SO2 + PO4 =>
4 C35H43S8P5 + 255 O2 = 140 CO2 + 86 H2O + 32 SO2 + 20 PO4
CuCl2 + H2O + SO2 = CuCl + HCl + H2SO4 =>
2 CuCl2 + 2 H2O + SO2 = 2 CuCl + 2 HCl + H2SO4
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Zn(s) + H2O(l) = ZnOH(aq) + H2(g) =>
2 Zn(s) + 2 H2O(l) = 2 ZnOH(aq) + H2(g)
H2SO4 + H2O = H4SO5 =>
H2SO4 + H2O = H4SO5
NaOH + H2C2O3 = HCOOH + HCOONa =>
NaOH + H2C2O3 = HCOOH + HCOONa
Na + MgFl2 = NaFl + Mg =>
2 Na + MgFl2 = 2 NaFl + Mg
CaCO3(s) + H2SO4(aq) = CO2 + H2O + CaSO4(aq) =>
CaCO3(s) + H2SO4(aq) = CO2 + H2O + CaSO4(aq)
C2H5COOH(l) = (C2H5CO)2O(l) + H2O(l) =>
2 C2H5COOH(l) = (C2H5CO)2O(l) + H2O(l)
HOBr = Br + HO =>
HOBr = Br + HO
Br2 + MgF2 = Br2F2 + Mg =>
Br2 + MgF2 = Br2F2 + Mg
HNO3 + SN3 = SNO2 + NO2 + H2O =>
12 HNO3 + SN3 = SNO2 + 14 NO2 + 6 H2O
MgCl2 + H2O = HCl + Mg(OH)2 =>
MgCl2 + 2 H2O = 2 HCl + Mg(OH)2
SnCl2 + H2O = Sn(OH)2 + HCl =>
SnCl2 + 2 H2O = Sn(OH)2 + 2 HCl
CrO7 + C2H6O = CO2 + Cr2O3 + H2O =>
12 CrO7 + 11 C2H6O = 22 CO2 + 6 Cr2O3 + 33 H2O
K2O + H3PO4 = H2O + K3PO4 =>
3 K2O + 2 H3PO4 = 3 H2O + 2 K3PO4
Na2SO3 + HNO3 = NaNO3 + H2O + SO2 =>
Na2SO3 + 2 HNO3 = 2 NaNO3 + H2O + SO2
Fe2Cl2 + KNO3 + HCl = FeCl3 + NO + H2O + KCl =>
3 Fe2Cl2 + 4 KNO3 + 16 HCl = 6 FeCl3 + 4 NO + 8 H2O + 4 KCl
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