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2 Na + Cl2 = 2 NaCl
HNO3(aq) + K2SO3(aq) = KNO3(aq) + H2SO3(aq) =>
2 HNO3(aq) + K2SO3(aq) = 2 KNO3(aq) + H2SO3(aq)
CH3CH2OCH2CH3 + HCl = CH3CH2Cl + H2O =>
CH3CH2OCH2CH3 + 2 HCl = 2 CH3CH2Cl + H2O
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
(NH4)2SO4 + NaI = ISO4 + Na(NH4)2 =>
(NH4)2SO4 + NaI = ISO4 + Na(NH4)2
KI + Cl2 = KCl + ICl =>
KI + Cl2 = KCl + ICl
Li + H3N = Li3N + H2 =>
6 Li + 2 H3N = 2 Li3N + 3 H2
Mg + H2SO3 = Mg(SO3)2 + H2 =>
Mg + 2 H2SO3 = Mg(SO3)2 + 2 H2
MnO2 + O2 + KOH = KMnO4 + H2O =>
4 MnO2 + 3 O2 + 4 KOH = 4 KMnO4 + 2 H2O
H4B2O5 + Ca = B + CaO + H2O =>
H4B2O5 + 3 Ca = 2 B + 3 CaO + 2 H2O
Cl2 + Li4I = LiCl + I2 =>
4 Cl2 + 2 Li4I = 8 LiCl + I2
(CH3)3NHCl + CdCl2 = (CH3)3NHCdCl3 =>
(CH3)3NHCl + CdCl2 = (CH3)3NHCdCl3
KBr + Mg(SO4)2 = KSO4 + MgBr2 =>
2 KBr + Mg(SO4)2 = 2 KSO4 + MgBr2
AlCl3 + NaOH = Na3AlO3 + HCl =>
AlCl3 + 3 NaOH = Na3AlO3 + 3 HCl
U3O3 = U + O =>
U3O3 = 3 U + 3 O
C6H8 + O2 = H2O + CO3 =>
C6H8 + 11 O2 = 4 H2O + 6 CO3
Pb + Al(NO3)3 = Al + Pb(NO3) =>
3 Pb + Al(NO3)3 = Al + 3 Pb(NO3)
NH3 + AgCl = Ag(NH3)2 + Cl =>
2 NH3 + AgCl = Ag(NH3)2 + Cl
Na2CO3 + Ca(NO3)2 = CaCO3 + NaNO3 =>
Na2CO3 + Ca(NO3)2 = CaCO3 + 2 NaNO3
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
Al(SO4)3(aq) + NaOH(aq) = NaSO4(aq) + Al(OH)3(s) =>
Al(SO4)3(aq) + 3 NaOH(aq) = 3 NaSO4(aq) + Al(OH)3(s)
NH4OH(aq) + CH3COOH(aq) = NH4CH3COO(aq) + H2O(l) =>
NH4OH(aq) + CH3COOH(aq) = NH4CH3COO(aq) + H2O(l)
C + NaOH = Na + CO + H2 =>
2 C + 2 NaOH = 2 Na + 2 CO + H2
HNO3 + O2 = HNO4 =>
2 HNO3 + O2 = 2 HNO4
NaWO3 + O2 + NaOH = Na2WO4 + H2O =>
4 NaWO3 + O2 + 4 NaOH = 4 Na2WO4 + 2 H2O
HCl + CaCl2*6H2O + C = C2H3Cl + CaO + O2 =>
6 HCl + 2 CaCl2*6H2O + 20 C = 10 C2H3Cl + 2 CaO + 5 O2
SiCl4 + H2O = SiO2 + ClH =>
SiCl4 + 2 H2O = SiO2 + 4 ClH
NaOH + H2Co3 = NaHCo3 + H2O =>
NaOH + H2Co3 = NaHCo3 + H2O
HNO2 + KMnO4 + H2SO4 = MnSO4 + HNO3 + H2O + K2SO4 =>
5 HNO2 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 5 HNO3 + 3 H2O + K2SO4
Pb(CH3OO)2 + (NH4)2S = PbS + NH4CH3OO =>
Pb(CH3OO)2 + (NH4)2S = PbS + 2 NH4CH3OO
Ce(SO4)2 + HNO2 + H2O = Ce2(SO4)3 + HNO3 + H2SO4 =>
2 Ce(SO4)2 + HNO2 + H2O = Ce2(SO4)3 + HNO3 + H2SO4
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Fe + SO4 = Fe2(SO4)3 =>
2 Fe + 3 SO4 = Fe2(SO4)3
As2O5 + H2O = H3AsO4 =>
As2O5 + 3 H2O = 2 H3AsO4
HCOOH + KMnO4 + KOH = K2CO3 + K2MnO4 + H2O =>
HCOOH + 2 KMnO4 + 4 KOH = K2CO3 + 2 K2MnO4 + 3 H2O
Sr(NO3)2 + NaOH = Sr(OH)2 + NaNO3 =>
Sr(NO3)2 + 2 NaOH = Sr(OH)2 + 2 NaNO3
FrOH + Be2 + H2O = FrBe(OH)3 + H2 =>
2 FrOH + Be2 + 4 H2O = 2 FrBe(OH)3 + 2 H2
FeS + HS{-} = FeS2 + H{+} + e =>
FeS + HS{-} = FeS2 + H{+} + 2e
N2S + HNO3 = NO + H2SO4 + H2O =>
3 N2S + 10 HNO3 = 16 NO + 3 H2SO4 + 2 H2O
HOCl = OH + Cl =>
HOCl = OH + Cl
HNo3 + Zn = Zn(No3)2 + H =>
2 HNo3 + Zn = Zn(No3)2 + 2 H
CH3SH + O = CO2 + H2SO4 + H2O =>
CH3SH + 7 O = CO2 + H2SO4 + H2O
Cu2 + AgN = Ag + CuN =>
Cu2 + 2 AgN = 2 Ag + 2 CuN
Al(s) + HNO3(ac) = Al(NO3)3 + NO + H2O =>
Al(s) + 4 HNO3(ac) = Al(NO3)3 + NO + 2 H2O
Sr(OH)2 + NH4Cl = SrCl2 + NH3 + H2O =>
Sr(OH)2 + 2 NH4Cl = SrCl2 + 2 NH3 + 2 H2O
C2H3Cl + CaCO3 + O = CaCl2 + H2O + CO2 =>
2 C2H3Cl + CaCO3 + 10 O = CaCl2 + 3 H2O + 5 CO2
(NH4)2S + COCl2 = (NH4)2Cl2 + COS =>
(NH4)2S + COCl2 = (NH4)2Cl2 + COS
C2H2O4 + NaOH = C2HO4Na + H2O =>
C2H2O4 + NaOH = C2HO4Na + H2O
C10H20O + Cr2O7{-} + H{+} = C10H18O + Cr{+3} + H2O =>
7 C10H20O + 2 Cr2O7{-} + 14 H{+} = 7 C10H18O + 4 Cr{+3} + 14 H2O
KO2(S) + H2O(l) = O2(g) + KOH(S) =>
4 KO2(S) + 2 H2O(l) = 3 O2(g) + 4 KOH(S)
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