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3 Zn + 8 HNO3 = 3 Zn[NO3]2 + 2 NO + 4 H2O
C6H14 + KMnO4 + H2SO4 = C6H10O4 + K2SO4 + MnSO4 + H2O =>
5 C6H14 + 12 KMnO4 + 18 H2SO4 = 5 C6H10O4 + 6 K2SO4 + 12 MnSO4 + 28 H2O
Co(NO3)2(s) = Co2O3(s) + NO2(g) + O2(g) =>
4 Co(NO3)2(s) = 2 Co2O3(s) + 8 NO2(g) + O2(g)
Na2S2O3 + HCl = S2 + SO2 + NaCl + H2O =>
2 Na2S2O3 + 4 HCl = S2 + 2 SO2 + 4 NaCl + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H3PO4 + MgCO3 = Mg3(PO4) + HCO3 =>
H3PO4 + 3 MgCO3 = Mg3(PO4) + 3 HCO3
CuSO4(aq) + KI(l) = CuI(s) + KI3(aq) + K2SO4(aq) =>
2 CuSO4(aq) + 5 KI(l) = 2 CuI(s) + KI3(aq) + 2 K2SO4(aq)
Cu(s) + HCl(aq) = H2(s) + CuCl2(aq) =>
Cu(s) + 2 HCl(aq) = H2(s) + CuCl2(aq)
MnCO3 + O2 = Mn2(O2)9 + CO2 =>
2 MnCO3 + 8 O2 = Mn2(O2)9 + 2 CO2
K3Cr2O7 + HI + HClO4 = KClO4 + Cr(ClO4)2 + I2 + H2O =>
2 K3Cr2O7 + 14 HI + 14 HClO4 = 6 KClO4 + 4 Cr(ClO4)2 + 7 I2 + 14 H2O
KSCN + CuSO4 = CuSCN + KSO4 =>
KSCN + CuSO4 = CuSCN + KSO4
C4H9N + C6H8O7 = C10H17N + O =>
C4H9N + C6H8O7 = C10H17N + 7 O
P + FeO4 = P4O10 + Fe =>
8 P + 5 FeO4 = 2 P4O10 + 5 Fe
FeS2 + H2O + O2 = FeSO4 + H2SO4 =>
2 FeS2 + 2 H2O + 7 O2 = 2 FeSO4 + 2 H2SO4
HCl(aq) + Mg(s) = MgCl2(aq) + H2(g) =>
2 HCl(aq) + Mg(s) = MgCl2(aq) + H2(g)
Au + H3PO4 = Au3PO4 + H2 =>
6 Au + 2 H3PO4 = 2 Au3PO4 + 3 H2
CH2CH2 + KMnO4 + H2SO4 = COOHCOOH + MnSO4 + K2SO4 + H2O =>
CH2CH2 + 2 KMnO4 + 3 H2SO4 = COOHCOOH + 2 MnSO4 + K2SO4 + 4 H2O
Na2I = Na + I2 =>
2 Na2I = 4 Na + I2
Pb(NO3)2 + NaOH = NaNO3 + Pb(OH)2 =>
Pb(NO3)2 + 2 NaOH = 2 NaNO3 + Pb(OH)2
Cu + NaOH = Cu(OH)2 + Na =>
Cu + 2 NaOH = Cu(OH)2 + 2 Na
B + O2 = BO2 =>
B + O2 = BO2
Na2Cr2O7 + H2SO4 + NaI = Na2SO4 + I2 + Cr2(SO4)3 + H2O =>
Na2Cr2O7 + 7 H2SO4 + 6 NaI = 4 Na2SO4 + 3 I2 + Cr2(SO4)3 + 7 H2O
AlCO3 = Al + CO3 =>
AlCO3 = Al + CO3
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
Al(OH)3 + NaCl = Na3AlO3 + HCl =>
Al(OH)3 + 3 NaCl = Na3AlO3 + 3 HCl
K2CrO4 + KBr + H2O + KCl = CrCl3 + Br2 + KOH =>
2 K2CrO4 + 6 KBr + 8 H2O + 6 KCl = 2 CrCl3 + 3 Br2 + 16 KOH
CuBr2 + AlCl3 = CuCl2 + AlBr3 =>
3 CuBr2 + 2 AlCl3 = 3 CuCl2 + 2 AlBr3
NaOH + H2C6H6O6 = NaC6H7O6 + H2O =>
NaOH + H2C6H6O6 = NaC6H7O6 + H2O
KCN + HBr = HK + BrCN =>
KCN + HBr = HK + BrCN
MnCO3 + O2 = Mn2(O2)9 + CO2 =>
2 MnCO3 + 8 O2 = Mn2(O2)9 + 2 CO2
Ni(NO3)3*6H2O = Ni + NO3 + H2O =>
Ni(NO3)3*6H2O = Ni + 3 NO3 + 6 H2O
iron + HCl = iron(ii)chloride + hydrogen =>
Fe + 2 HCl = FeCl2 + H2
AsO4 + I{-} + H{+} = H3AsO3 + I3{-} + H2O =>
2 AsO4 + 15 I{-} + 10 H{+} = 2 H3AsO3 + 5 I3{-} + 2 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
W + O2 = W2O5 =>
4 W + 5 O2 = 2 W2O5
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Na2(O) + H2O = NaOH =>
Na2(O) + H2O = 2 NaOH
U3O8 + HNO3 = UO2(NO3)2 + NO2 + H2O =>
U3O8 + 8 HNO3 = 3 UO2(NO3)2 + 2 NO2 + 4 H2O
C2H6O + C2H4O2 = C4H8O2 + H2O =>
C2H6O + C2H4O2 = C4H8O2 + H2O
Al + CH3COOH = (CH3COO)3Al + H2 =>
2 Al + 6 CH3COOH = 2(CH3COO)3Al + 3 H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Al(NO3)3*9H2O + Mg(NO3)2*6H2O + C6H8N2O4 = MgAl2O4 + CO2 + N2 + H2O =>
6 Al(NO3)3*9H2O + 3 Mg(NO3)2*6H2O + 5 C6H8N2O4 = 3 MgAl2O4 + 30 CO2 + 17 N2 + 92 H2O
C2H6 + O2 = CH3COOH + H2O =>
2 C2H6 + 3 O2 = 2 CH3COOH + 2 H2O
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
C18H38 = C + H =>
C18H38 = 18 C + 38 H
C7H5NO3 + C6H6N4O4 = C13H9N5O6 + H2O =>
C7H5NO3 + C6H6N4O4 = C13H9N5O6 + H2O
AgNO3(aq) + NaI(aq) = AgI + NaNO3(aq) =>
AgNO3(aq) + NaI(aq) = AgI + NaNO3(aq)
Na3PO4 + CaCl2 = Ca3(PO4)2 + NaCl =>
2 Na3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 NaCl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C4H8OH + O2 = CO2 + H2O =>
4 C4H8OH + 23 O2 = 16 CO2 + 18 H2O
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