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Al3O4 + 4 H2 = 3 Al + 4 H2O
C2H6SO4 + O2 = CO2 + H2O + SO2 =>
2 C2H6SO4 + 5 O2 = 4 CO2 + 6 H2O + 2 SO2
Be + HCl = BeCl2 + H2 =>
Be + 2 HCl = BeCl2 + H2
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
H{+} + Cr2O7{-2} + Cl{-} = Cr{+3} + Cl2 + H2O =>
14 H{+} + Cr2O7{-2} + 6 Cl{-} = 2 Cr{+3} + 3 Cl2 + 7 H2O
MgSO4 = Mg + SO4 = MgCl2 =>
MgSO4 = Mg + SO4
Si2Cl6(l) + H2O(l) = SiO2(s) + HCl(g) + H(g) =>
Si2Cl6(l) + 4 H2O(l) = 2 SiO2(s) + 6 HCl(g) + 2 H(g)
H{+} + Cr2O7{-2} + Cl{-} = Cr{+3} + Cl2 + H2O =>
14 H{+} + Cr2O7{-2} + 6 Cl{-} = 2 Cr{+3} + 3 Cl2 + 7 H2O
AlCl3 + H2O = Al2O3 + HCl =>
2 AlCl3 + 3 H2O = Al2O3 + 6 HCl
AuH3 = Au + H2 =>
2 AuH3 = 2 Au + 3 H2
NaOH + P4O10 = H2O + Na3PO4 =>
12 NaOH + P4O10 = 6 H2O + 4 Na3PO4
AgBr + Na2SO3 = NaBr + Na3[Ag(SO3)2] =>
AgBr + 2 Na2SO3 = NaBr + Na3[Ag(SO3)2]
FeCl3 + (XNH4)2S = Fe2S3 + XNH4Cl =>
2 FeCl3 + 3(XNH4)2S = Fe2S3 + 6 XNH4Cl
Cu + H(NO3)2 = Cu(NO3)2 + NO + H2O =>
7 Cu + 8 H(NO3)2 = 7 Cu(NO3)2 + 2 NO + 4 H2O
Ag(NO3) + Na2C2O4 = Ag2C2O4 + NaNO3 =>
2 Ag(NO3) + Na2C2O4 = Ag2C2O4 + 2 NaNO3
SiC + HNO3 = SiO2 + CO2 + NO + H2O =>
3 SiC + 8 HNO3 = 3 SiO2 + 3 CO2 + 8 NO + 4 H2O
KMnO4 + H2SO4 + KI = Mn(SO4)2 + I2 + K2(SO4)2 + H2O =>
2 KMnO4 + 8 H2SO4 + 2 KI = 2 Mn(SO4)2 + I2 + 2 K2(SO4)2 + 8 H2O
Cd(CN)2 + (NH4)3PO4 = Cd3(PO4)2 + NH4CN =>
3 Cd(CN)2 + 2(NH4)3PO4 = Cd3(PO4)2 + 6 NH4CN
(NH4)2NO3 = H2O + N2 + NH3 =>
6(NH4)2NO3 = 18 H2O + 7 N2 + 4 NH3
Ca(HCO3)2 + HCl = CaCl2 + CO2 + H2O =>
Ca(HCO3)2 + 2 HCl = CaCl2 + 2 CO2 + 2 H2O
Iodine + potassium = potassiumiodide =>
I2 + 2 K = 2 KI
Ba3(PO4)2 + H2SO4 = H3PO4 + BaSO4 =>
Ba3(PO4)2 + 3 H2SO4 = 2 H3PO4 + 3 BaSO4
Hg2S2 + O2 = Hg + SO2 =>
Hg2S2 + 2 O2 = 2 Hg + 2 SO2
H4P2O7 + KOH = K3PO4 + H2O =>
H4P2O7 + 6 KOH = 2 K3PO4 + 5 H2O
Fe(s) + H2S(g) = FeS(s) + H2(g) =>
Fe(s) + H2S(g) = FeS(s) + H2(g)
Cu(NO2)2 + KCN = Cu(CN)2 + KNO2 =>
Cu(NO2)2 + 2 KCN = Cu(CN)2 + 2 KNO2
K + H2S = K2S + H2 =>
2 K + H2S = K2S + H2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Hg2O + O2 = HgO =>
2 Hg2O + O2 = 4 HgO
KCl + Na[Co(NO2)6] = K[Co(NO2)6] + NaCl =>
KCl + Na[Co(NO2)6] = K[Co(NO2)6] + NaCl
CH3CH2CH2CH2OH + Na2Cr2O7 + H2SO4 = CH3CH2CH2CHO + Na2SO4 + Cr2(SO4)3 + H2O =>
3 CH3CH2CH2CH2OH + Na2Cr2O7 + 4 H2SO4 = 3 CH3CH2CH2CHO + Na2SO4 + Cr2(SO4)3 + 7 H2O
CH10H2 + O2 = CO2 + H2O =>
CH10H2 + 4 O2 = CO2 + 6 H2O
C2H4O2 + LiOH = H2O + C2H3LiO2 =>
C2H4O2 + LiOH = H2O + C2H3LiO2
K + H2S = K2S + H2 =>
2 K + H2S = K2S + H2
KMnO4 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O
LiHBr = HLiBr =>
LiHBr = HLiBr
K + H2S = K2S + H2 =>
2 K + H2S = K2S + H2
S(s) + HNO3(ac) = H2SO4(ac) + NO2(g) + H2O(g) =>
S(s) + 6 HNO3(ac) = H2SO4(ac) + 6 NO2(g) + 2 H2O(g)
Ni + KCN = NiCN + K =>
Ni + KCN = NiCN + K
K2(C2O4)(aq) + CaCl2(aq) = KCl(aq) + Ca(C2O4) =>
K2(C2O4)(aq) + CaCl2(aq) = 2 KCl(aq) + Ca(C2O4)
CHO + H2O = CH4 + CO2 =>
8 CHO + 2 H2O = 3 CH4 + 5 CO2
Hg(NO3)2 + K2S = KNO3 + K2[HgS2] =>
Hg(NO3)2 + 2 K2S = 2 KNO3 + K2[HgS2]
Li + Al(OH)3 = LiOH + Al =>
3 Li + Al(OH)3 = 3 LiOH + Al
NaOH + Fe(SO4)3 = NaSO4 + Fe(OH)3 =>
3 NaOH + Fe(SO4)3 = 3 NaSO4 + Fe(OH)3
Co{2+} + HNO2 + H{+} = NO + Co{3+} + H2O =>
Co{2+} + HNO2 + H{+} = NO + Co{3+} + H2O
H3PO3 + NaOH = H2O + Na3PO3 =>
H3PO3 + 3 NaOH = 3 H2O + Na3PO3
Ba(OH)2 + H3(PO4) = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3(PO4) = Ba3(PO4)2 + 6 H2O
(NH2)2CO + O2 = H2O + N2 + CO2 =>
2(NH2)2CO + 3 O2 = 4 H2O + 2 N2 + 2 CO2
Sn{4+} + I{-} = Sn{+} + I2 =>
2 Sn{4+} + 6 I{-} = 2 Sn{+} + 3 I2
C2H5O + Na2Cr2O7 + H2SO4 = C2H4O + Cr2(SO4)3 + H2O + Na2SO4 =>
6 C2H5O + Na2Cr2O7 + 4 H2SO4 = 6 C2H4O + Cr2(SO4)3 + 7 H2O + Na2SO4
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