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3 Zn + Al2(SO4)3 = 3 ZnSO4 + 2 Al
Pr6O11 + C2H2O4 + H2SO4 = Pr2(SO4)3 + CO2 + H2O =>
Pr6O11 + 2 C2H2O4 + 9 H2SO4 = 3 Pr2(SO4)3 + 4 CO2 + 11 H2O
H2O + PCl3 + O2 = H3PO4 + HCl =>
6 H2O + 2 PCl3 + O2 = 2 H3PO4 + 6 HCl
AlCl3 + Nh4OH = Nh4Cl + Al(OH)3 =>
AlCl3 + 3 Nh4OH = 3 Nh4Cl + Al(OH)3
P4 + O10 + H2O = H3(PO4) =>
P4 + O10 + 6 H2O = 4 H3(PO4)
Cr2 + O2 = Cr2O3 =>
2 Cr2 + 3 O2 = 2 Cr2O3
Ca(OH)2 + Na2SO4 = CaSO4 + NaOH =>
Ca(OH)2 + Na2SO4 = CaSO4 + 2 NaOH
As + F = AsF5 =>
As + 5 F = AsF5
NaH2PO2 + HgCl2 + H2O = Hg + H3PO4 + HCl + NaCl =>
NaH2PO2 + 2 HgCl2 + 2 H2O = 2 Hg + H3PO4 + 3 HCl + NaCl
Ca(OH)2 + HNO3 = CaNO2 + H2O + O2 =>
4 Ca(OH)2 + 4 HNO3 = 4 CaNO2 + 6 H2O + 3 O2
BeBr2 = Be + Br2 =>
BeBr2 = Be + Br2
AgNO3 + (NH4)2CO3 = AgCO3 + (NH4)2NO3 =>
AgNO3 + (NH4)2CO3 = AgCO3 + (NH4)2NO3
CuS2 + HCl = CuCl + HS2 =>
CuS2 + HCl = CuCl + HS2
AlOHCl2 + NaOH = Al(OH)3 + NaCl =>
AlOHCl2 + 2 NaOH = Al(OH)3 + 2 NaCl
CH3CH2CH2CH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3CH2CH2CH2O + H2O =>
10 CH3CH2CH2CH2OH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO2 + 10 CH3CH2CH2CH2O + 9 H2O
P4 + OH = PH3 + H3PO4 =>
P4 + 12 OH = PH3 + 3 H3PO4
C10H19O3N + O2 = CO2 + NH3 + H2O =>
2 C10H19O3N + 25 O2 = 20 CO2 + 2 NH3 + 16 H2O
NH4{+} + NH2{-} = NH3 =>
NH4{+} + NH2{-} = 2 NH3
Ca + C = CaC2 =>
Ca + 2 C = CaC2
Mo2 + O2 = MoO =>
Mo2 + O2 = 2 MoO
HCl + Cl2 = HCl4 =>
2 HCl + 3 Cl2 = 2 HCl4
CaCO3 + HCH3CO2 = CO2 + Ca(CH3CO2)2 + H2O =>
CaCO3 + 2 HCH3CO2 = CO2 + Ca(CH3CO2)2 + H2O
(C6H10O5)3500 + O2 = CO2 + H2O =>
(C6H10O5)3500 + 21000 O2 = 21000 CO2 + 17500 H2O
MgBr + K2CO3 = MgCO3 + K2Br =>
MgBr + K2CO3 = MgCO3 + K2Br
KOH + C = K + H2 + K2CO3 =>
6 KOH + 2 C = 2 K + 3 H2 + 2 K2CO3
[Zn(NH3)4](OH)2 + HCl = ZnCl2 + NH4Cl + H2O =>
[Zn(NH3)4](OH)2 + 6 HCl = ZnCl2 + 4 NH4Cl + 2 H2O
Cd + H2SO4 = Cd(SO4)2 + H2 =>
Cd + 2 H2SO4 = Cd(SO4)2 + 2 H2
Ba(BrO4)2 = BaBr2 + O2 =>
Ba(BrO4)2 = BaBr2 + 4 O2
K2CrO4(aq) + Na2CO3(aq) = Na2CrO4 + K2CO3 =>
K2CrO4(aq) + Na2CO3(aq) = Na2CrO4 + K2CO3
H2 + Fe2O3 = Fe + H2O(g) =>
3 H2 + Fe2O3 = 2 Fe + 3 H2O(g)
Bi2O3 + KOH + KClO = K(BiO3) + KCl + H2O =>
Bi2O3 + 2 KOH + 2 KClO = 2 K(BiO3) + 2 KCl + H2O
TeO3 + CaO = CaTeO4 =>
TeO3 + CaO = CaTeO4
Br2 + H2S = HBr + S =>
Br2 + H2S = 2 HBr + S
K2CO3 + FeCr2O7 + O2 = Fe2O3 + K2CrO4 + CO2 =>
8 K2CO3 + 4 FeCr2O7 + O2 = 2 Fe2O3 + 8 K2CrO4 + 8 CO2
Hf + Bi2O3 = Bi + HfO2 =>
3 Hf + 2 Bi2O3 = 4 Bi + 3 HfO2
H2NCH2CH2SH + NaOH = H2O + H2NCH2CH2SNa =>
H2NCH2CH2SH + NaOH = H2O + H2NCH2CH2SNa
H{+} + Cu(OH)2 = Cu{2+} + H2O =>
2 H{+} + Cu(OH)2 = Cu{2+} + 2 H2O
C4H8Br2 = C4H6 + HBr =>
C4H8Br2 = C4H6 + 2 HBr
Mg(s) + H2O(l) = Mg(OH)2(ag) + H2(g) =>
Mg(s) + 2 H2O(l) = Mg(OH)2(ag) + H2(g)
CuSO4 + NaOH + C6H12O6 = Cu + Na2SO4 + C6H12O7 + H2O =>
CuSO4 + 2 NaOH + C6H12O6 = Cu + Na2SO4 + C6H12O7 + H2O
H2 + CuO = H2O + Cu =>
H2 + CuO = H2O + Cu
Cu2O + Cu2S = Cu2 + SO2 =>
2 Cu2O + Cu2S = 3 Cu2 + SO2
Li2CO3 + Fe2O3 = Li05Fe25O4 + CO2 + O2 =>
5 Li2CO3 + 25 Fe2O3 = 2 Li05Fe25O4 + 5 CO2 + 36 O2
Cl2O2 + H2O = HCl + O2 =>
2 Cl2O2 + 2 H2O = 4 HCl + 3 O2
S{4+} = S{6+} + {-} =>
S{4+} = S{6+} + 2e
HIO4 = H2O + I2O5 + O2 =>
2 HIO4 = H2O + I2O5 + O2
KSO4 + Li = LiSO4 + K =>
KSO4 + Li = LiSO4 + K
NaHCO3 + C2H3O2 = H2O + CO2 + Na =>
7 NaHCO3 + C2H3O2 = 5 H2O + 9 CO2 + 7 Na
LiCl + KMnO4 + H2SO4 = Cl2 + MnSO4 + KSO4 + Li2SO4 + H2O =>
4 LiCl + KMnO4 + 4 H2SO4 = 2 Cl2 + MnSO4 + KSO4 + 2 Li2SO4 + 4 H2O
Cr(No3)3 + Na2Co3 = Cr2(Co3)3 + NaNo3 =>
2 Cr(No3)3 + 3 Na2Co3 = Cr2(Co3)3 + 6 NaNo3
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