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4(NH)2 + Cr2O7 = Cr2O3 + 8 N + 4 H2O
Fe(OH)3 + NaOH = NaH2FeO3 + H2O =>
Fe(OH)3 + NaOH = NaH2FeO3 + H2O
Cd(OH)2 + NH4OH + (NH4)2SO4 = [Cd(NH3)4]SO4 + H2O =>
Cd(OH)2 + 2 NH4OH + (NH4)2SO4 = [Cd(NH3)4]SO4 + 4 H2O
P4 + OH{-} + H2O = PH3 + H3PO4{2-} =>
P4 + 4 OH{-} + 4 H2O = 2 PH3 + 2 H3PO4{2-}
Fe2S2 + O = Fe3O2 + S =>
3 Fe2S2 + 4 O = 2 Fe3O2 + 6 S
CO2 + H2O(l) = C6H12O6(aq) + O2 =>
6 CO2 + 6 H2O(l) = C6H12O6(aq) + 6 O2
OCu + O = CuO2 =>
OCu + O = CuO2
Au3 + H = AuH3 =>
Au3 + 9 H = 3 AuH3
Fe(s) + S = FeS =>
Fe(s) + S = FeS
KMnO4 + NaOH + KNO2 = K2MnO4 + NaNO3 + H2 =>
2 KMnO4 + 2 NaOH + 2 KNO2 = 2 K2MnO4 + 2 NaNO3 + H2
CuSO4 + Na(PO4)3 = Na(SO4)3 + CuPO4 =>
3 CuSO4 + Na(PO4)3 = Na(SO4)3 + 3 CuPO4
Cl2 + Br2 + KOH = KCl + KBrO2 + H2O =>
3 Cl2 + Br2 + 8 KOH = 6 KCl + 2 KBrO2 + 4 H2O
BiCl3 + Na2(Sn(OH)4) + NaOH = Bi + Na3(Sn(OH)6) + NaCl =>
BiCl3 + 3 Na2(Sn(OH)4) + 6 NaOH = Bi + 3 Na3(Sn(OH)6) + 3 NaCl
H2S + HNO5 = H2SO4 + NO2 + H2O =>
5 H2S + 8 HNO5 = 5 H2SO4 + 8 NO2 + 4 H2O
PH3 + Br2 + H2O = P2O5 + HBr =>
2 PH3 + 8 Br2 + 5 H2O = P2O5 + 16 HBr
Zn(NO3)2 + H2SO4 + Cu = NO2 + H2O + ZnSO4 + Cu(NO3)2 =>
2 Zn(NO3)2 + 2 H2SO4 + Cu = 2 NO2 + 2 H2O + 2 ZnSO4 + Cu(NO3)2
H2SO4 + CuOH = H2OH + CuSO4 =>
H2SO4 + CuOH = H2OH + CuSO4
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
e + H2O + O2 = OH{-} =>
4e + 2 H2O + O2 = 4 OH{-}
CaCl2(aq) + NaHCO3(aq) = CO2() + H2O() + CaCO3() + NaCl(aq) =>
CaCl2(aq) + 2 NaHCO3(aq) = CO2() + H2O() + CaCO3() + 2 NaCl(aq)
Ca + O2 + H2 = (Ca(OH)2) =>
Ca + O2 + H2 = (Ca(OH)2)
H3ClO + NaOH = H2O + NaCl =>
H3ClO + NaOH = 2 H2O + NaCl
B2H6 + O3 = HBO2 + H2O =>
B2H6 + 2 O3 = 2 HBO2 + 2 H2O
Ag(SO4)2 + KOH = Ag(OH)2 + KSO4 =>
Ag(SO4)2 + 2 KOH = Ag(OH)2 + 2 KSO4
Na2SO4 + Pb(OH)2 = Pb2(SO4)2 + Na2(OH)2 =>
2 Na2SO4 + 2 Pb(OH)2 = Pb2(SO4)2 + 2 Na2(OH)2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na2CO3 + H2O = NaOH + H2CO3 =>
Na2CO3 + 2 H2O = 2 NaOH + H2CO3
Ag(NH3)2Cl + HNO3 = AgCl + NH4NO3 =>
Ag(NH3)2Cl + 2 HNO3 = AgCl + 2 NH4NO3
Na2CO3 + H2O = NaOH + H2CO3 =>
Na2CO3 + 2 H2O = 2 NaOH + H2CO3
P(NO3) + FeCl2 = Fe(NO3)2 + PCl =>
2 P(NO3) + FeCl2 = Fe(NO3)2 + 2 PCl
BaCO3 + Al2(SO4)3 = BaSO4 + Al2(CO3)3 =>
3 BaCO3 + Al2(SO4)3 = 3 BaSO4 + Al2(CO3)3
PH3 + Br2 + H2O = P2O5 + HBr =>
2 PH3 + 8 Br2 + 5 H2O = P2O5 + 16 HBr
Na2CO3 + H2O = NaOH + H2CO3 =>
Na2CO3 + 2 H2O = 2 NaOH + H2CO3
ClO3{-} + Cr(OH)3 + OH{-} = CrO4{-}2 + Cl{-} + H2O =>
2 ClO3{-} + 3 Cr(OH)3 + 3 OH{-} = 3 CrO4{-}2 + 2 Cl{-} + 6 H2O
Ag + H3Po4 = Ag3Po4 + H2 =>
6 Ag + 2 H3Po4 = 2 Ag3Po4 + 3 H2
H2 + N2O3 = H2O + N2 =>
3 H2 + N2O3 = 3 H2O + N2
K3P + CaCl2 = KCl + Ca3P2 =>
2 K3P + 3 CaCl2 = 6 KCl + Ca3P2
As + HCl = AsH3 + AsCl3 =>
2 As + 3 HCl = AsH3 + AsCl3
AgF + KCl = KF + AgCl =>
AgF + KCl = KF + AgCl
NO2 + K + H2SO4 = HNO2 + KHSO4 =>
NO2 + K + H2SO4 = HNO2 + KHSO4
CuO + Fe = Cu + Fe2O3 =>
3 CuO + 2 Fe = 3 Cu + Fe2O3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C2H2(l) + F2(g) = C2H2F2(g) =>
C2H2(l) + F2(g) = C2H2F2(g)
PbCl2 + AgNO3 = Pb(NO3)2 + AgCl =>
PbCl2 + 2 AgNO3 = Pb(NO3)2 + 2 AgCl
CoO + HCl = CoCl2 + H2O =>
CoO + 2 HCl = CoCl2 + H2O
K2HPO4 + KH2PO4 = K2H2PO4 + KHPO4 =>
K2HPO4 + KH2PO4 = K2H2PO4 + KHPO4
CuCl2*2H2O + C2N2H8 = Cu(C2N2H8)2Cl2*2H2O =>
CuCl2*2H2O + 2 C2N2H8 = Cu(C2N2H8)2Cl2*2H2O
H2C2O4 + NaHCO3 = H2O + CO2 + Na2C2O4 =>
H2C2O4 + 2 NaHCO3 = 2 H2O + 2 CO2 + Na2C2O4
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
AgBr + Na2S2O3 = Na3Ag(S2O3)2 + NaBr =>
AgBr + 2 Na2S2O3 = Na3Ag(S2O3)2 + NaBr
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