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2 NaOH + 2 Na = 2 Na2O + H2
H2CrO4 + Mn(OH)2 = MnCrO4 + H2O =>
H2CrO4 + Mn(OH)2 = MnCrO4 + 2 H2O
P4 + K(OH) + H2O = KHPO2 + PH3 =>
5 P4 + 12 K(OH) + 12 H2O = 12 KHPO2 + 8 PH3
NaBH4 + HCl + NaOH = H2 + NaCl + Na2B4O7 =>
4 NaBH4 + 9 HCl + 7 NaOH = 16 H2 + 9 NaCl + Na2B4O7
Na2CO3 + HCl = CO2 + H2O + NaCl =>
Na2CO3 + 2 HCl = CO2 + H2O + 2 NaCl
Al2O3 + K2O = K3AlO3 =>
Al2O3 + 3 K2O = 2 K3AlO3
Hg(OH)2(s) + H3AsO4(aq) = Hg3(AsO4)2(s) + H2O =>
3 Hg(OH)2(s) + 2 H3AsO4(aq) = Hg3(AsO4)2(s) + 6 H2O
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
TeO2 + H2O = H2Te + H2TeO4 =>
4 TeO2 + 4 H2O = H2Te + 3 H2TeO4
Cu + H2O = CuO + H2 =>
Cu + H2O = CuO + H2
Hg(NO3)2 = HgO + NO2(g) + O =>
Hg(NO3)2 = HgO + 2 NO2(g) + O
C6H8O7 + Cd(OH)2 = C6H6CdO7 + H2O =>
C6H8O7 + Cd(OH)2 = C6H6CdO7 + 2 H2O
Zn(OH)2 + NaHCO3 = ZnCO3 + NaOH + H2O =>
Zn(OH)2 + NaHCO3 = ZnCO3 + NaOH + H2O
B2H6 + O2 = HBO2 + H2O =>
B2H6 + 3 O2 = 2 HBO2 + 2 H2O
NH4Cl + AgNO3 = NH4NO3 + AgCl =>
NH4Cl + AgNO3 = NH4NO3 + AgCl
AgNO3 + KBr = AgBr + KNO3 =>
AgNO3 + KBr = AgBr + KNO3
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
AlBr3 + HNO3 = HBr + Al(NO3)3 =>
AlBr3 + 3 HNO3 = 3 HBr + Al(NO3)3
BeO + KOH = K2BeO2 + H2O =>
BeO + 2 KOH = K2BeO2 + H2O
KMnO4 + NaCl + H2SO4 = MnSO4 + K2SO4 + Na2SO4 + Cl2 + H2O =>
2 KMnO4 + 10 NaCl + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 Na2SO4 + 5 Cl2 + 8 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
CaBr2 + HNO3 = Ca(NO3)2 + HBr =>
CaBr2 + 2 HNO3 = Ca(NO3)2 + 2 HBr
NaOH(aq) + FeBr3 = NaBr + Fe(OH)3 =>
3 NaOH(aq) + FeBr3 = 3 NaBr + Fe(OH)3
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
K4[Fe(CN)6] + ZnCl2 = K2Zn3[Fe(CN)6]2 + KCl =>
2 K4[Fe(CN)6] + 3 ZnCl2 = K2Zn3[Fe(CN)6]2 + 6 KCl
Li2CO3 + MgF2 = MgCO3 + LiF =>
Li2CO3 + MgF2 = MgCO3 + 2 LiF
KI + KMnO4 + H2SO4 = K2SO4 + I + MnSO4 + H2O =>
5 KI + KMnO4 + 4 H2SO4 = 3 K2SO4 + 5 I + MnSO4 + 4 H2O
Na3PO4(aq) + ZnSO4(aq) = Na2SO4(aq) + Zn3(PO4)2 =>
2 Na3PO4(aq) + 3 ZnSO4(aq) = 3 Na2SO4(aq) + Zn3(PO4)2
AlBr3 + HNO3 = HBr + Al(NO3)3 =>
AlBr3 + 3 HNO3 = 3 HBr + Al(NO3)3
MgCuCl2 = MgCl2 + Cu =>
MgCuCl2 = MgCl2 + Cu
C5H11N + O2 = CO2 + H2O + NH3 =>
C5H11N + 7 O2 = 5 CO2 + 4 H2O + NH3
CH3CHBrCH3 + NaOH = CH3CHCH2 + NaBr + H2O =>
CH3CHBrCH3 + NaOH = CH3CHCH2 + NaBr + H2O
Br2 + HNO3 = HBrO3 + NO2 + H2O =>
Br2 + 10 HNO3 = 2 HBrO3 + 10 NO2 + 4 H2O
H2O2 + CuCl2 = HCl + Cu + O2 =>
H2O2 + CuCl2 = 2 HCl + Cu + O2
LiCl(s) + O2(g) = Li2O(s) + Cl2(g) =>
4 LiCl(s) + O2(g) = 2 Li2O(s) + 2 Cl2(g)
AlBr3 + HNO3 = HBr + Al(NO3)3 =>
AlBr3 + 3 HNO3 = 3 HBr + Al(NO3)3
NaCl + Hg2(CH3COO)2 = Na2(CH3COO) + HgCl2 =>
4 NaCl + Hg2(CH3COO)2 = 2 Na2(CH3COO) + 2 HgCl2
C7H5BiO6 + O2 = Bi + CO2 + H2O =>
4 C7H5BiO6 + 21 O2 = 4 Bi + 28 CO2 + 10 H2O
NaMnO4 + NaOH + KNO2 = Na2MnO4 + KNO3 + H2O =>
2 NaMnO4 + 2 NaOH + KNO2 = 2 Na2MnO4 + KNO3 + H2O
AlBr3 + HNO3 = HBr + Al(NO3)3 =>
AlBr3 + 3 HNO3 = 3 HBr + Al(NO3)3
Na + C2H3O2 = C2H3NaO2 =>
Na + C2H3O2 = C2H3NaO2
KOH + H2SO4 = H2O + K2SO4 =>
2 KOH + H2SO4 = 2 H2O + K2SO4
AlBr3 + HNO3 = HBr + Al(NO3)3 =>
AlBr3 + 3 HNO3 = 3 HBr + Al(NO3)3
KOH + Al = K3AlO3 + H2 =>
6 KOH + 2 Al = 2 K3AlO3 + 3 H2
HgS + Na2S = Na2[HgS2] =>
HgS + Na2S = Na2[HgS2]
PbC2H3O2 + H2S = PbS + H2C2H3O2 =>
PbC2H3O2 + H2S = PbS + H2C2H3O2
Be(PO2)2 + HCl = PCl3 + BeCl2 + H2O =>
Be(PO2)2 + 8 HCl = 2 PCl3 + BeCl2 + 4 H2O
KCr2O7 + PbNO3 = KNO3 + PbCr2O7 =>
KCr2O7 + PbNO3 = KNO3 + PbCr2O7
NH4Cl + Hg2(NO3)2 = HgCl + NH4NO3 =>
2 NH4Cl + Hg2(NO3)2 = 2 HgCl + 2 NH4NO3
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