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NiSO4 + 2 NaOH + K2S2O8 = NiS2O8 + Na2SO4 + 2 KOH
CoCl2 + KSCN = Co(SCN)2 + KCl =>
CoCl2 + 2 KSCN = Co(SCN)2 + 2 KCl
Fe(NO3)3(aq) + Zn(s) = Zn(NO3)2(aq) + Fe(s) =>
2 Fe(NO3)3(aq) + 3 Zn(s) = 3 Zn(NO3)2(aq) + 2 Fe(s)
ZnO + CO = Zn + CO2 =>
ZnO + CO = Zn + CO2
K2MnO4 + H2O2 = MnO2 + KOH + O2 =>
K2MnO4 + H2O2 = MnO2 + 2 KOH + O2
HNO3 + Na2CO3 = Na2 + NO3 + CO2 + H2O =>
2 HNO3 + Na2CO3 = Na2 + 2 NO3 + CO2 + H2O
K(OH) + H(S) = H(OH) + K(S) =>
K(OH) + H(S) = H(OH) + K(S)
AgCl + (NH4)2CO3 = [Ag(NH3)2]Cl + H2CO3 =>
AgCl + (NH4)2CO3 = [Ag(NH3)2]Cl + H2CO3
NaNO3(s) = NaNO2(s) + O2(s) =>
2 NaNO3(s) = 2 NaNO2(s) + O2(s)
As + F = AsF5 =>
As + 5 F = AsF5
H3PO4(aq) + NH3(aq) = (NH4)3PO4(aq) =>
H3PO4(aq) + 3 NH3(aq) = (NH4)3PO4(aq)
S2O6 = SO3 =>
S2O6 = 2 SO3
Fe2O3 + C = CO2 + Fe =>
2 Fe2O3 + 3 C = 3 CO2 + 4 Fe
KMnO4 + NaOH + Na2S2O3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O =>
8 KMnO4 + 10 NaOH + Na2S2O3 = 4 K2MnO4 + 4 Na2MnO4 + 2 Na2SO4 + 5 H2O
CuCl2 + H2CO3 = HCl + CuCO3 =>
CuCl2 + H2CO3 = 2 HCl + CuCO3
Cu(NO3)2 + Zn(OH)2 = Cu(OH)2 + Zn(NO3)2 =>
Cu(NO3)2 + Zn(OH)2 = Cu(OH)2 + Zn(NO3)2
K2S + HNO3 = K2NO3 + HS =>
K2S + HNO3 = K2NO3 + HS
Pb(NO3)2(aq) + NaCl(aq) = PbCl2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaCl(aq) = PbCl2(s) + 2 NaNO3(aq)
CoCl2 + KSCN = Co(SCN)2 + KCl =>
CoCl2 + 2 KSCN = Co(SCN)2 + 2 KCl
POF = P4 + O2 + F2 =>
4 POF = P4 + 2 O2 + 2 F2
HNO3 + Zn = Zn(NO3)2 + N2H2 + H2O =>
14 HNO3 + 6 Zn = 6 Zn(NO3)2 + N2H2 + 6 H2O
C6H12N4 + HCl + H2O = CH2NH3*HCl + CO2 =>
C6H12N4 + 4 HCl + 4 H2O = 4 CH2NH3*HCl + 2 CO2
Zn(s) + CuSO4(s) = ZnSO4 + Cu =>
Zn(s) + CuSO4(s) = ZnSO4 + Cu
CH2O + K2Cr2O7 + H2SO4 = HCOOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH2O + K2Cr2O7 + 4 H2SO4 = 3 HCOOH + Cr2(SO4)3 + K2SO4 + 4 H2O
N + NOH = N2OH =>
N + NOH = N2OH
Co2Cl2 + F2 = CoF2 + Cl2 =>
Co2Cl2 + 2 F2 = 2 CoF2 + Cl2
(CH3)2NH + H2O = (CH3)2NH2 + OH =>
(CH3)2NH + H2O = (CH3)2NH2 + OH
In + Br2 = InBr3 =>
2 In + 3 Br2 = 2 InBr3
CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl
CaAl2Si2O8 + Ca2Al2SiO7 + CaSiO3 = Ca3Al2(SiO4)3 =>
CaAl2Si2O8 + Ca2Al2SiO7 + 3 CaSiO3 = 2 Ca3Al2(SiO4)3
SiH2Cl2 = Si + HCl =>
SiH2Cl2 = Si + 2 HCl
CuCl2 + K3[Fe(CN)6] = Cu3[Fe(CN)6]2 + KCl =>
3 CuCl2 + 2 K3[Fe(CN)6] = Cu3[Fe(CN)6]2 + 6 KCl
Sr + CrO4 = SrCrO4 =>
Sr + CrO4 = SrCrO4
C3H7OH + NaOH = C3H6O + Na + H2O =>
C3H7OH + 2 NaOH = C3H6O + 2 Na + 2 H2O
NH4NO3 + BaCl2 = Ba(NO3)2 + NH3 + HCl =>
2 NH4NO3 + BaCl2 = Ba(NO3)2 + 2 NH3 + 2 HCl
SrCrO4 + CH3COOH = Sr(CH3COO)2 + H2CrO4 =>
SrCrO4 + 2 CH3COOH = Sr(CH3COO)2 + H2CrO4
AgNO3 + NaBH4 + H2O = Ag + NaNO3 + H3BO3 + H2 =>
2 AgNO3 + 2 NaBH4 + 6 H2O = 2 Ag + 2 NaNO3 + 2 H3BO3 + 7 H2
KClO3 + MnO2 = K2O + Mn(ClO3)4 =>
4 KClO3 + MnO2 = 2 K2O + Mn(ClO3)4
CH2OH(CHOH)4COH + Cu(OH)2 = CH2OH(CHOH)4COOH + CuOH + H2O =>
CH2OH(CHOH)4COH + 2 Cu(OH)2 = CH2OH(CHOH)4COOH + 2 CuOH + H2O
Au + HCl + H2O2 = AuCl3 + H2O =>
2 Au + 6 HCl + 3 H2O2 = 2 AuCl3 + 6 H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
H2S + Fe = H2Fe + S =>
H2S + Fe = H2Fe + S
PbO + Al2 = Al2O3 + Pb2 =>
6 PbO + 2 Al2 = 2 Al2O3 + 3 Pb2
NH4Cl + KNO3 = N2O + H2O + KCl =>
NH4Cl + KNO3 = N2O + 2 H2O + KCl
Bi(NO3)3 + K3[Fe(CN)6] + H2O = Bi(OH)3 + KNO3 + Fe(OH)3 + HCN =>
Bi(NO3)3 + K3[Fe(CN)6] + 6 H2O = Bi(OH)3 + 3 KNO3 + Fe(OH)3 + 6 HCN
C2H4(OH)2 + Na = C2H4(ONa)2 + H2 =>
C2H4(OH)2 + 2 Na = C2H4(ONa)2 + H2
NH4 + CO3 = NH3 + H2CO3 =>
2 NH4 + CO3 = 2 NH3 + H2CO3
C3H7OH + NaOH = C3H6O + Na + H2O =>
C3H7OH + 2 NaOH = C3H6O + 2 Na + 2 H2O
NH4Cl + KNO3 = NH4NO3 + KCl =>
NH4Cl + KNO3 = NH4NO3 + KCl
K3[Cr(SCN)6] + NaOH = Cr(OH)3 + NaSCN + KOH =>
K3[Cr(SCN)6] + 6 NaOH = Cr(OH)3 + 6 NaSCN + 3 KOH
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