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H2NiO2 = H2O + NiO
Fe(NO3)3 + FeI2 + H2SO4 = Fe(SO4)3 + I2 + NO + H2O =>
Fe(NO3)3 + FeI2 + 6 H2SO4 = 2 Fe(SO4)3 + I2 + 3 NO + 6 H2O
CaNO3 + Li3PO4 = Ca3PO4 + LiNO3 =>
3 CaNO3 + Li3PO4 = Ca3PO4 + 3 LiNO3
N3 + O2 = NO2 =>
N3 + 3 O2 = 3 NO2
Zn + KOH + H2O = K2O5Zn + H5 =>
5 Zn + 10 KOH + 15 H2O = 5 K2O5Zn + 8 H5
Ni + S2 = Ni2S =>
4 Ni + S2 = 2 Ni2S
Fe(s) + Pb(NO3)3(aq) = Fe(NO3)2(aq) + Pb(s) =>
3 Fe(s) + 2 Pb(NO3)3(aq) = 3 Fe(NO3)2(aq) + 2 Pb(s)
Al2O3 + H2S = Al2S3 + H2O =>
Al2O3 + 3 H2S = Al2S3 + 3 H2O
NiO + NaOH = NaO + NiOH =>
NiO + NaOH = NaO + NiOH
HNO3(aq) + Na2CO3(s) = NaNO3(aq) + CO2(g) + H2O(i) =>
2 HNO3(aq) + Na2CO3(s) = 2 NaNO3(aq) + CO2(g) + H2O(i)
C2H5HO + K2Cr2O7 + H2SO4 = C2H5COOH + K2SO4 + Cr2(SO4)3 + H2O =>
9 C2H5HO + 4 K2Cr2O7 + 16 H2SO4 = 6 C2H5COOH + 4 K2SO4 + 4 Cr2(SO4)3 + 25 H2O
KClO3(s) + P4S3(s) = KCl(s) + P2O5(s) + SO2(g) =>
16 KClO3(s) + 3 P4S3(s) = 16 KCl(s) + 6 P2O5(s) + 9 SO2(g)
CaH2(s) + H2O(l) = Ca(OH)2(ac) + H2(g) =>
CaH2(s) + 2 H2O(l) = Ca(OH)2(ac) + 2 H2(g)
KHSO4 + NaCl = Na2SO4 + K2SO4 + HCl =>
2 KHSO4 + 2 NaCl = Na2SO4 + K2SO4 + 2 HCl
C3H7COOCH + CH3OH = C3H7COOCH3 + H2O =>
2 C3H7COOCH + 5 CH3OH = 3 C3H7COOCH3 + 3 H2O
N2H4 + N2O4(g) = N2 + H2O =>
2 N2H4 + N2O4(g) = 3 N2 + 4 H2O
HNO3 + ZnSO4 = Zn(NO3)2 + SO3 + H2O =>
2 HNO3 + ZnSO4 = Zn(NO3)2 + SO3 + H2O
W + HF + HNO3 = H2[WO2F4] + NO + H2O =>
W + 4 HF + 2 HNO3 = H2[WO2F4] + 2 NO + 2 H2O
H3N + Na3Po4 = H3Po4 + Na3N =>
H3N + Na3Po4 = H3Po4 + Na3N
CH3(CH2)2CH(g) + O2(g) = CO2(g) + H2O(g) =>
CH3(CH2)2CH(g) + 6 O2(g) = 4 CO2(g) + 4 H2O(g)
HCl + C3N3O3Cl3 = Cl2 + C3N3H3O3 =>
3 HCl + C3N3O3Cl3 = 3 Cl2 + C3N3H3O3
H3PO4 + Ca(HCO3)2 = Ca3(PO4)2 + H2O + CO2 =>
2 H3PO4 + 3 Ca(HCO3)2 = Ca3(PO4)2 + 6 H2O + 6 CO2
NO3{-} + H2O + {-} = NO2{-} + OH{-} =>
NO3{-} + H2O + 2e = NO2{-} + 2 OH{-}
K2Cr2O7 + NaCl + H2SO4 = CrCl3 + Na2SO4 + K2SO4 + Cl2 + H2O =>
K2Cr2O7 + 12 NaCl + 7 H2SO4 = 2 CrCl3 + 6 Na2SO4 + K2SO4 + 3 Cl2 + 7 H2O
H2SO3 + HCl = H2O + SCl4 =>
H2SO3 + 4 HCl = 3 H2O + SCl4
KMnO4 + C3H6(OH)2 = K2CO3 + Mn2O3 + CO2 + H2O =>
4 KMnO4 + C3H6(OH)2 = 2 K2CO3 + 2 Mn2O3 + CO2 + 4 H2O
FeSO4 + H2O2 = Fe2O3 + H2SO4 + O2 =>
4 FeSO4 + 4 H2O2 = 2 Fe2O3 + 4 H2SO4 + O2
KI + HCl = KCl + HI =>
KI + HCl = KCl + HI
Zn + NaNO3 + NaOH = NH3 + Na2ZnO2 + H2O =>
4 Zn + NaNO3 + 7 NaOH = NH3 + 4 Na2ZnO2 + 2 H2O
K2(SO3) + BaO = K2O + Ba(SO3) =>
K2(SO3) + BaO = K2O + Ba(SO3)
LiOH + PCl = LiCl + POH =>
LiOH + PCl = LiCl + POH
ZnSO4 + Br2 = S8 + Zn + Br2O =>
8 ZnSO4 + 32 Br2 = S8 + 8 Zn + 32 Br2O
CaI2 + Pb(No3)2 = Ca(No3)2 + PbI2 =>
CaI2 + Pb(No3)2 = Ca(No3)2 + PbI2
BaCl2 + Fe = BaFe + Cl2 =>
BaCl2 + Fe = BaFe + Cl2
CuCl2 + Na2C2O4 = Cu(C2O4) + NaCl =>
CuCl2 + Na2C2O4 = Cu(C2O4) + 2 NaCl
H2C2O4 + MnO4{-} + H{+} = (Mn)2{+} + CO2 + H2O =>
13 H2C2O4 + 4 MnO4{-} + 6 H{+} = 2(Mn)2{+} + 26 CO2 + 16 H2O
Cl2 + P2 = Cl2P2 =>
Cl2 + P2 = Cl2P2
Sg + O = SgO =>
Sg + O = SgO
O + S = SO2 =>
2 O + S = SO2
H2O2 + Co{2+} + H{+} = H2O + Co{3+} =>
H2O2 + 2 Co{2+} + 2 H{+} = 2 H2O + 2 Co{3+}
NaSO4 + HCl = NaCl2 + H2SO4 =>
NaSO4 + 2 HCl = NaCl2 + H2SO4
NaI(s) + Br2(l) = BrI(l) + Na2(s) =>
2 NaI(s) + Br2(l) = 2 BrI(l) + Na2(s)
NaOH + HSO = NaSO + H2O =>
NaOH + HSO = NaSO + H2O
NaOH + H2Cr2O7 = H2O + Na2Cr2O7 =>
2 NaOH + H2Cr2O7 = 2 H2O + Na2Cr2O7
MgHCl = Mg + HCl =>
MgHCl = Mg + HCl
Ag + HNO3 = NO + AgNO3 + H2O =>
3 Ag + 4 HNO3 = NO + 3 AgNO3 + 2 H2O
C2H2 + K2CrO7 + H2SO4 = H2C2O4 + K2SO4 + Cr2(SO4)3 + H2O =>
9 C2H2 + 8 K2CrO7 + 20 H2SO4 = 9 H2C2O4 + 8 K2SO4 + 4 Cr2(SO4)3 + 20 H2O
Fe + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 3 H2O
Cd + Sn(SO4)2 = Sn + CdSO4 =>
2 Cd + Sn(SO4)2 = Sn + 2 CdSO4
Zn + OH{-} + H2O = Zn(OH)4{2-} + H2 =>
Zn + 2 OH{-} + 2 H2O = Zn(OH)4{2-} + H2
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