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CH2O2 + NaOH = H2O + NaCHO2
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
KMnO4 + H2C2O4 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
2 KMnO4 + 5 H2C2O4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 10 CO2 + 8 H2O
Ca(CH3CO2)2 + Na2CO3 = CaCO3 + NaCH3CO2 =>
Ca(CH3CO2)2 + Na2CO3 = CaCO3 + 2 NaCH3CO2
Cr2(SO4)3 + NaHCO3 = Cr(OH)3 + CO2 + Na2SO4 =>
Cr2(SO4)3 + 6 NaHCO3 = 2 Cr(OH)3 + 6 CO2 + 3 Na2SO4
C2H4 + KMnO4 + KOH = C2H4O2 + K2MnO4 + H2O =>
C2H4 + 4 KMnO4 + 4 KOH = C2H4O2 + 4 K2MnO4 + 2 H2O
CaO(c) + P2O5(c) = Ca3(PO4)2 =>
3 CaO(c) + P2O5(c) = Ca3(PO4)2
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Na3PO4 + AlCl3 = AlPO4 + NaCl =>
Na3PO4 + AlCl3 = AlPO4 + 3 NaCl
KMnO4 + Na2SO3 + H2SO4 = Mn + Na2SO4 + KOH + SO2 =>
2 KMnO4 + 8 Na2SO3 + H2SO4 = 2 Mn + 8 Na2SO4 + 2 KOH + SO2
FeCl2 + HMnO4 + HCl = FeCl3 + MnCl2 + H2O =>
5 FeCl2 + HMnO4 + 7 HCl = 5 FeCl3 + MnCl2 + 4 H2O
HgNH2Cl + HNO3 + HCl = HgCl2 + NH4NO3 =>
HgNH2Cl + HNO3 + HCl = HgCl2 + NH4NO3
IO3{-} + NaHSO3 = I2 + Na{+} + SO4{2-} + H{+} + H2O =>
2 IO3{-} + 5 NaHSO3 = I2 + 5 Na{+} + 5 SO4{2-} + 3 H{+} + H2O
Ni4 + O2 = NiO2 =>
Ni4 + 4 O2 = 4 NiO2
Al + ZnCl2 = AlCl3 + Zn =>
2 Al + 3 ZnCl2 = 2 AlCl3 + 3 Zn
PCl3 + KMnO4 + KOH = MnCl + K2HPO4 + KCl + H2O =>
3 PCl3 + KMnO4 + 13 KOH = MnCl + 3 K2HPO4 + 8 KCl + 5 H2O
Cl{-1)+H{+}+MnO4{-} = Cl{+2}+Mn{2}+H2O =>
5 Cl{-1)+24H{+}+3MnO4{-} = 5 Cl{+2}+3Mn{2}+12H2O
K2Cr2O7 + HCl = KCl + Cl2 + H2O + CrCl3 =>
K2Cr2O7 + 14 HCl = 2 KCl + 3 Cl2 + 7 H2O + 2 CrCl3
HgC4H6O4 + Na2S = Na2C4H6O4 + HgS =>
HgC4H6O4 + Na2S = Na2C4H6O4 + HgS
C3H4O4 + C2H6O = C7H13O4 + H2O =>
18 C3H4O4 + 43 C2H6O = 20 C7H13O4 + 35 H2O
HCl + Hg = Hg(Cl) + H =>
HCl + Hg = Hg(Cl) + H
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
P2O5 + SrO = P2O + SrO5 =>
P2O5 + SrO = P2O + SrO5
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
Na2C2 + H2O = C2H2 + NaOH =>
Na2C2 + 2 H2O = C2H2 + 2 NaOH
NaOH + BaO = Na2O + Ba(OH)2 =>
2 NaOH + BaO = Na2O + Ba(OH)2
CH3Cl + Na = CH3Na + NaCl =>
CH3Cl + 2 Na = CH3Na + NaCl
C4H9OH = C4H8 + H2O =>
C4H9OH = C4H8 + H2O
Al2(NO3)3 + H2O = Al(OH)3 + H2(NO3) =>
Al2(NO3)3 + 6 H2O = 2 Al(OH)3 + 3 H2(NO3)
FeSO4 + K3[Fe(CN)6] = K3SO4 + Fe[Fe(CN)6] =>
FeSO4 + K3[Fe(CN)6] = K3SO4 + Fe[Fe(CN)6]
I1 + Na2S2O3 = NaI + Na2S4O6 =>
2 I1 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Ga2O3 + Ca(OH)2 = Ga(OH)3 + CaO =>
Ga2O3 + 3 Ca(OH)2 = 2 Ga(OH)3 + 3 CaO
Na(OH) + H2SiO3 = NaHSiO3 + H2O =>
Na(OH) + H2SiO3 = NaHSiO3 + H2O
CH3COOH(aq) + O2(g) = CO2(g) + H2O(g) =>
CH3COOH(aq) + 2 O2(g) = 2 CO2(g) + 2 H2O(g)
MgS + HCl = MgCl2S + H2 =>
MgS + 2 HCl = MgCl2S + H2
NH4Cl + NO3Na = NH4NO3 + NaCl =>
NH4Cl + NO3Na = NH4NO3 + NaCl
H3P = H3 + P =>
H3P = H3 + P
NH3 + K2Cr2O7 + H2O = N2 + K[Cr(OH)4(H2O)2] =>
2 NH3 + K2Cr2O7 + 5 H2O = N2 + 2 K[Cr(OH)4(H2O)2]
Cu + PbNO3 = CuNO3 + Pb =>
Cu + PbNO3 = CuNO3 + Pb
C2H5OCH3 + O2 = CO2 + H2O =>
2 C2H5OCH3 + 9 O2 = 6 CO2 + 8 H2O
Ni(OH)2 + NaOCl + H2O = Ni(OH)3 + NaCl =>
2 Ni(OH)2 + NaOCl + H2O = 2 Ni(OH)3 + NaCl
Ne + H2O = NeO + H2 =>
Ne + H2O = NeO + H2
AlCl + KBr = KCl + AlBr =>
AlCl + KBr = KCl + AlBr
Ca(OH)2 + NaOH = CaNa + (OH)2 =>
2 Ca(OH)2 + 2 NaOH = 2 CaNa + 3(OH)2
ZnSO4 + Ba = BaSO4 + Zn =>
ZnSO4 + Ba = BaSO4 + Zn
HCOOH + BaCl2 = Ba(COOH)2 + HCl =>
2 HCOOH + BaCl2 = Ba(COOH)2 + 2 HCl
Zn + KMnO4 + H2SO4 = ZnO + K2SO4 + MnSO4 + H2O =>
5 Zn + 2 KMnO4 + 3 H2SO4 = 5 ZnO + K2SO4 + 2 MnSO4 + 3 H2O
HI + KOH = IKH2O =>
HI + KOH = IKH2O
Na(OH)2 + HClO4 = NaClO4 + H(OH)2 =>
Na(OH)2 + HClO4 = NaClO4 + H(OH)2
ZnO + Cl = ZnCl + O =>
ZnO + Cl = ZnCl + O
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