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Na2S(aq) + Cu(NO3)2(aq) = 2 NaNO3 + CuS
MgO + ClO2 = MgClO3 =>
MgO + ClO2 = MgClO3
CH3CONH3 + CH3CH2OH = CH2CONH3 + CH3CH2H2O =>
CH3CONH3 + CH3CH2OH = CH2CONH3 + CH3CH2H2O
C2H6 + K2Cr2O7 + H2SO4 = C2H4O + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H6 + 2 K2Cr2O7 + 8 H2SO4 = 3 C2H4O + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
Fe2O4(s) + C(s) = Fe(s) + CO(g) =>
Fe2O4(s) + 4 C(s) = 2 Fe(s) + 4 CO(g)
SO2Cl2 + H2O = H2SO4 + HCl =>
SO2Cl2 + 2 H2O = H2SO4 + 2 HCl
S2O3{-2} + I = S4O6{-2} + I{-} =>
2 S2O3{-2} + 2 I = S4O6{-2} + 2 I{-}
KCN + Fe(NO3)3 = K(NO3)3 + FeCN =>
KCN + Fe(NO3)3 = K(NO3)3 + FeCN
CuSO4 + Na2CO3 + H2O = Cu(OH)2 + Na2SO4 + CO2 =>
CuSO4 + Na2CO3 + H2O = Cu(OH)2 + Na2SO4 + CO2
NH4Br + Cl2 = Br2 + NH4Cl =>
2 NH4Br + Cl2 = Br2 + 2 NH4Cl
Re + HNO3 = HReO4 + NO2 + H2O =>
Re + 7 HNO3 = HReO4 + 7 NO2 + 3 H2O
Na(OH)2 + HCl = H2O + NaCl2 =>
Na(OH)2 + 2 HCl = 2 H2O + NaCl2
K2CrO4(ac) + AgNO3(ac) = KNO3 + Ag2CrO4(s) =>
K2CrO4(ac) + 2 AgNO3(ac) = 2 KNO3 + Ag2CrO4(s)
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
S + KOH = K2SO3 + KS + H2O =>
5 S + 6 KOH = K2SO3 + 4 KS + 3 H2O
AgNO3Fe(NO3)2 = AgFe(NO3)3 =>
AgNO3Fe(NO3)2 = AgFe(NO3)3
CaCO3 + HNO3 = Ca(NO3)2CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2CO2 + H2O
CH3CH2COOH + NH2OH = CH3CH2COONH2 + H2O =>
CH3CH2COOH + NH2OH = CH3CH2COONH2 + H2O
CO2(g) + C = CO(g) =>
CO2(g) + C = 2 CO(g)
CH4 + Cl2 = CHCl + H2 =>
2 CH4 + Cl2 = 2 CHCl + 3 H2
CuSO4 + Na2CO3 + H2O = Cu2CO3(OH)2 + Na2SO4 + CO2 =>
2 CuSO4 + 2 Na2CO3 + H2O = Cu2CO3(OH)2 + 2 Na2SO4 + CO2
Cl2 = Cl =>
Cl2 = 2 Cl
FeCl3 + NaHSO3 = Fe(OH)3 + SO2(g) + NaCl =>
FeCl3 + 3 NaHSO3 = Fe(OH)3 + 3 SO2(g) + 3 NaCl
AgNO3(ac) + K2CrO4(ac) = Ag2CrO4(s) + KNO3(ac) =>
2 AgNO3(ac) + K2CrO4(ac) = Ag2CrO4(s) + 2 KNO3(ac)
NaOCl + (CH3)2CO = HCCl3 + CH3COONa + NaOH =>
3 NaOCl + (CH3)2CO = HCCl3 + CH3COONa + 2 NaOH
Cu(NO3)2 + NH4S = CuS2 + NH4NO3 =>
Cu(NO3)2 + 2 NH4S = CuS2 + 2 NH4NO3
Ag(NO3)3 + CaCl2 = AgCl3 + Ca(NO3)2 =>
2 Ag(NO3)3 + 3 CaCl2 = 2 AgCl3 + 3 Ca(NO3)2
NaHCo3 + H2O = NaOH + H2Co3 =>
NaHCo3 + H2O = NaOH + H2Co3
Hg(NO3)2 + Al(OH)3 = Hg(OH)2 + Al(NO3)3 =>
3 Hg(NO3)2 + 2 Al(OH)3 = 3 Hg(OH)2 + 2 Al(NO3)3
H2O + Na2CO3 + CuSO4 = Na2SO4 + CO2 + CuCO3Cu(OH)2 =>
H2O + 2 Na2CO3 + 2 CuSO4 = 2 Na2SO4 + CO2 + CuCO3Cu(OH)2
CH7OH + O2 = CO2 + H2O =>
2 CH7OH + 5 O2 = 2 CO2 + 8 H2O
Zn + P4 = Zn3P4 =>
3 Zn + P4 = Zn3P4
HNO3 + SH2 = NO2 + H2O + S =>
2 HNO3 + SH2 = 2 NO2 + 2 H2O + S
S2O3{2-} + H2O2 + H{+} = S4O6{2-} + H2O =>
2 S2O3{2-} + H2O2 + 2 H{+} = S4O6{2-} + 2 H2O
PaI3 = Pa + I2 =>
2 PaI3 = 2 Pa + 3 I2
K2MnO4 + MnSO4 = MnO2 + K2SO4 =>
K2MnO4 + MnSO4 = 2 MnO2 + K2SO4
CaCO3*H2O + HCl = CaCl2 + CO2 + H2O =>
CaCO3*H2O + 2 HCl = CaCl2 + CO2 + 2 H2O
NO2 + H2O = NO3H + ON =>
3 NO2 + H2O = 2 NO3H + ON
[Cd(NH3)4]SO4 + Na2S = CdS + Na2SO4 + NH3 =>
[Cd(NH3)4]SO4 + Na2S = CdS + Na2SO4 + 4 NH3
FeCl2 + HMnO4 + HCl = FeCl3 + MnCl2 + H2O =>
5 FeCl2 + HMnO4 + 7 HCl = 5 FeCl3 + MnCl2 + 4 H2O
Na3PO4 + Co(NO3)2 = Na3PO4Co(NO3)2 =>
Na3PO4 + Co(NO3)2 = Na3PO4Co(NO3)2
K2Cr2O7 + P + NaOH = Na3CrOH6 + Na3PO4 + K3PO4 + H2O =>
15 K2Cr2O7 + 78 P + 294 NaOH = 30 Na3CrOH6 + 68 Na3PO4 + 10 K3PO4 + 57 H2O
NaOH + FeCl3 = Na3Cl3 + (OH)3Fe =>
3 NaOH + FeCl3 = Na3Cl3 + (OH)3Fe
HCN + F = HF + CN =>
HCN + F = HF + CN
BeO + C = Be2C + CO2 =>
2 BeO + 2 C = Be2C + CO2
H2S + LiOH = LiHS + H2O =>
H2S + LiOH = LiHS + H2O
KClO3 + HCl = KCl + Cl2H2O =>
KClO3 + 6 HCl = KCl + 3 Cl2H2O
H3PO4 + CaO2H2 = Ca3P2O8 + H2O =>
2 H3PO4 + 3 CaO2H2 = Ca3P2O8 + 6 H2O
NeO + H2 = Ne(OH) =>
2 NeO + H2 = 2 Ne(OH)
H2SO4 + NH4HCO3 = H2O + CO2 + NH4HSO4 =>
H2SO4 + NH4HCO3 = H2O + CO2 + NH4HSO4
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