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2 K + 2 H2O = 2 KOH + H2
MnO4{-} + Fe2 + H{+} = Mn2{+} + Fe3{+} + H2O =>
4 MnO4{-} + 39 Fe2 + 32 H{+} = 2 Mn2{+} + 26 Fe3{+} + 16 H2O
HCl(aq) + NaOH = NaCl(aq) + H2O(l) =>
HCl(aq) + NaOH = NaCl(aq) + H2O(l)
C3H8 + H2O = H2 + CO2 =>
C3H8 + 6 H2O = 10 H2 + 3 CO2
HNO3 + Pt(OH)4 = Pt(NO3)4 + H2O =>
4 HNO3 + Pt(OH)4 = Pt(NO3)4 + 4 H2O
NaSO3 + Ba = BaSO3 + Na =>
NaSO3 + Ba = BaSO3 + Na
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
CO2(g) + H2O(g) = C2H6(g) + O2(g) =>
4 CO2(g) + 6 H2O(g) = 2 C2H6(g) + 7 O2(g)
CO2(g) + H2O(g) = C6H12O6(aq) + O2(g) =>
6 CO2(g) + 6 H2O(g) = C6H12O6(aq) + 6 O2(g)
Cr(OH)3 + H2SO4 = Cr2(SO4)3 + H2O =>
2 Cr(OH)3 + 3 H2SO4 = Cr2(SO4)3 + 6 H2O
Zn + KClO3 = Zn(ClO3)2 + K =>
Zn + 2 KClO3 = Zn(ClO3)2 + 2 K
CO2(g) + H2O(g) = CH4(g) + O2(g) =>
CO2(g) + 2 H2O(g) = CH4(g) + 2 O2(g)
Fe + HBr = FeBr3 + H2* =>
2 Fe + 6 HBr = 2 FeBr3 + 3 H2*
NiSO4 + NaOH + NaClO + H2O = Ni(OH)3 + NaCl + NaSO4 =>
NiSO4 + NaOH + NaClO + H2O = Ni(OH)3 + NaCl + NaSO4
Zn + Cu{2+} = Zn{2+} + Cu2 =>
2 Zn + 2 Cu{2+} = 2 Zn{2+} + Cu2
Ca(HPO4)*2H2O + H2SO4 = H3PO4 + CaSO4*2H2O =>
Ca(HPO4)*2H2O + H2SO4 = H3PO4 + CaSO4*2H2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Na2Cr2O7 + H2S + H2SO4 = Cr2(SO4)3 + NaHSO4 + H2O =>
4 Na2Cr2O7 + 3 H2S + 17 H2SO4 = 4 Cr2(SO4)3 + 8 NaHSO4 + 16 H2O
Zn + Cu{2+} = Zn{2+} + Cu2 =>
2 Zn + 2 Cu{2+} = 2 Zn{2+} + Cu2
CO2(g) + H2O(g) = H2CO3(aq) =>
CO2(g) + H2O(g) = H2CO3(aq)
KMnO4 + H2SO4 + KI = MnSO4 + H2O + I2 + K2SO4 =>
2 KMnO4 + 8 H2SO4 + 10 KI = 2 MnSO4 + 8 H2O + 5 I2 + 6 K2SO4
Na2CrO4 + Bi(NO2)5 = NaNO2 + Bi2(CrO4)5 =>
5 Na2CrO4 + 2 Bi(NO2)5 = 10 NaNO2 + Bi2(CrO4)5
C3H2 + O2 = CO2 + H2O =>
2 C3H2 + 7 O2 = 6 CO2 + 2 H2O
CO2(g) + H2O(g) = C6H12O6 + O2(g) =>
6 CO2(g) + 6 H2O(g) = C6H12O6 + 6 O2(g)
Al + HSO = AlSO + H2 =>
2 Al + 2 HSO = 2 AlSO + H2
CuCl2H2O = CuCl2 + H2O =>
CuCl2H2O = CuCl2 + H2O
CO2(g) + H2O(g) = C6H12O6(s) + O2(g) =>
6 CO2(g) + 6 H2O(g) = C6H12O6(s) + 6 O2(g)
NH3 + Li = LiNH2 + H2 =>
2 NH3 + 2 Li = 2 LiNH2 + H2
Ba(NO3)2 + H2(SO3) = Ba(SO3) + H(NO3) =>
Ba(NO3)2 + H2(SO3) = Ba(SO3) + 2 H(NO3)
BaCl2 + Ca(OH)2 = CaCl2 + Ba(OH)2 =>
BaCl2 + Ca(OH)2 = CaCl2 + Ba(OH)2
CoF2 = F2Co =>
CoF2 = F2Co
HCl(aq) + NaOH = NaCl + H2O(l) =>
HCl(aq) + NaOH = NaCl + H2O(l)
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
HCl(aq) + NaOH = NaCl(aq) + H2O(l) =>
HCl(aq) + NaOH = NaCl(aq) + H2O(l)
VCl5 + H2O = V2O5 + HCl =>
2 VCl5 + 5 H2O = V2O5 + 10 HCl
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
C8H18(s) + O2(g) = CO2(g) + H2O(l) =>
2 C8H18(s) + 25 O2(g) = 16 CO2(g) + 18 H2O(l)
HCl(aq) + NaOH = NaCl(aq) + H2O =>
HCl(aq) + NaOH = NaCl(aq) + H2O
NaOH + Na2SO3 = NaHSO3 + Na2O =>
NaOH + Na2SO3 = NaHSO3 + Na2O
C2H4O2 + LiAlH4 + HCl = C2H6O + AlCl3 + LiCl + H2O =>
2 C2H4O2 + LiAlH4 + 4 HCl = 2 C2H6O + AlCl3 + LiCl + 2 H2O
C3H8 + H2O = H2 + CO2 =>
C3H8 + 6 H2O = 10 H2 + 3 CO2
CuS(s) + HNO3 = Cu(NO3)2 + S + H2O + NO =>
3 CuS(s) + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 4 H2O + 2 NO
PI3(g) + H2O(l) = H3PO3(aq) + HI(aq) =>
PI3(g) + 3 H2O(l) = H3PO3(aq) + 3 HI(aq)
D2 + X2 = DX3 =>
D2 + 3 X2 = 2 DX3
K2SO4 + NaNO3 = KNO3(aq) + Na2SO4(s) =>
K2SO4 + 2 NaNO3 = 2 KNO3(aq) + Na2SO4(s)
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
NiBr2(aq) + Na2CO3(aq) = NiCO3(s) + NaBr(aq) =>
NiBr2(aq) + Na2CO3(aq) = NiCO3(s) + 2 NaBr(aq)
SO2 + HNO3 = H2S2O7 + NO2 + H2O =>
2 SO2 + 4 HNO3 = H2S2O7 + 4 NO2 + H2O
ZnSO4 + K4[Fe(CN)6] = Zn2[Fe(CN)6] + K2SO4 =>
2 ZnSO4 + K4[Fe(CN)6] = Zn2[Fe(CN)6] + 2 K2SO4
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
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