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Cu(NO3)2 + K2S = 2 KNO3 + CuS
H2SO4 + Ag = Ag2SO4 + H2 =>
H2SO4 + 2 Ag = Ag2SO4 + H2
Pb(NO2)2 + NaBr = PbBr2 + NaNO2 =>
Pb(NO2)2 + 2 NaBr = PbBr2 + 2 NaNO2
KOH + H2SO4 = H2O + K2SO4 =>
2 KOH + H2SO4 = 2 H2O + K2SO4
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
NaCl + H2SO4(aq) = Na2SO4(aq) + HCl =>
2 NaCl + H2SO4(aq) = Na2SO4(aq) + 2 HCl
NH4 + O2 = NO + H2O =>
2 NH4 + 3 O2 = 2 NO + 4 H2O
C4H8 + Br2 = C4H6Br2 + H2 =>
C4H8 + Br2 = C4H6Br2 + H2
UO2(s) + HF(c) = UF4(s) + H2O(c) =>
UO2(s) + 4 HF(c) = UF4(s) + 2 H2O(c)
Al(Cl)3 + Na3PO4 = AlPO4 + NaCl =>
Al(Cl)3 + Na3PO4 = AlPO4 + 3 NaCl
SiI4 + Mg = Si + MgI2 =>
SiI4 + 2 Mg = Si + 2 MgI2
NaI + FeCl3 = FeI2 + NaCl + I =>
3 NaI + FeCl3 = FeI2 + 3 NaCl + I
Ag(NO3)3 + NaCl2 = Ag(Cl2)3 + NaNO3 =>
Ag(NO3)3 + 3 NaCl2 = Ag(Cl2)3 + 3 NaNO3
KCrO4 + AlSO4 = AlCrO4 + KSO4 =>
KCrO4 + AlSO4 = AlCrO4 + KSO4
HCOCH2CH2CH2OH + KMnO4 + H2SO4 = HOOCCH2CH2CH2COOH + K2SO4 + MnSO4 + H2O =>
5 HCOCH2CH2CH2OH + 4 KMnO4 + 6 H2SO4 = 4 HOOCCH2CH2CH2COOH + 2 K2SO4 + 4 MnSO4 + 10 H2O
Ba(OH)2*Cu(OH)2 + HNO3 = Ba(NO3)2 + Cu(NO3)2 + H2O =>
Ba(OH)2*Cu(OH)2 + 4 HNO3 = Ba(NO3)2 + Cu(NO3)2 + 4 H2O
C2H5Cl + CuO = C2H4O + Cu + HCl =>
C2H5Cl + CuO = C2H4O + Cu + HCl
H2 + S = H2S =>
H2 + S = H2S
BaBr2 + HCl = BaCl2 + HBr =>
BaBr2 + 2 HCl = BaCl2 + 2 HBr
AgNO3 + LiCl = AgCl + LiNO3 =>
AgNO3 + LiCl = AgCl + LiNO3
MgCl + CaBr = MgBr + CaCl =>
MgCl + CaBr = MgBr + CaCl
C5H10 + O2 = CH4 + CO =>
4 C5H10 + 5 O2 = 10 CH4 + 10 CO
FeSO4 + Fe(OH)2 = Fe3O4 + FeS + H2O =>
FeSO4 + 12 Fe(OH)2 = 4 Fe3O4 + FeS + 12 H2O
KAlOH4 + O2 = KOH + AlOH3 =>
2 KAlOH4 + O2 = 2 KOH + 2 AlOH3
NH4OH + H2S = H2O + (NH4)2S =>
2 NH4OH + H2S = 2 H2O + (NH4)2S
Ae + CuCe2 = AeCe + Cu =>
2 Ae + CuCe2 = 2 AeCe + Cu
KOH + H2SO4 = H2O + K2SO4 =>
2 KOH + H2SO4 = 2 H2O + K2SO4
NH4 + O2 = NO + H2O =>
2 NH4 + 3 O2 = 2 NO + 4 H2O
KMnO4 + S = SO2 + MnO2 + K2S =>
2 KMnO4 + 3 S = 2 SO2 + 2 MnO2 + K2S
ZnS + O2 = ZnO + S =>
2 ZnS + O2 = 2 ZnO + 2 S
AgNo3(aq)NaOH(aq) = AgOH(s)NaNo3(aq) =>
AgNo3(aq)NaOH(aq) = AgOH(s)NaNo3(aq)
MgCO3 + K3PO4 = Mg3(PO4)2 + K2CO3 =>
3 MgCO3 + 2 K3PO4 = Mg3(PO4)2 + 3 K2CO3
P2O5 + NaOH = H2O + Na3PO4 =>
P2O5 + 6 NaOH = 3 H2O + 2 Na3PO4
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Mg(OH)2FeO = MgOFe(OH)2 =>
Mg(OH)2FeO = MgOFe(OH)2
K2CrO4 + NH3 = KH + N2(CrO4)3 =>
3 K2CrO4 + 2 NH3 = 6 KH + N2(CrO4)3
C12H22O11 = C + H2O =>
C12H22O11 = 12 C + 11 H2O
Cu(NO3)2 + Na2S = Cu2S + Na(NO3)2 =>
2 Cu(NO3)2 + Na2S = Cu2S + 2 Na(NO3)2
H2ONaOH = NaO2H3 =>
H2ONaOH = NaO2H3
N2 + CuSO4 = N4SO4 + Cu =>
2 N2 + CuSO4 = N4SO4 + Cu
BaCI2 + CuSO4 = CuCI2(aq) + BaSO4(s) =>
BaCI2 + CuSO4 = CuCI2(aq) + BaSO4(s)
NaBrO + S + NaOH = Na2SO4 + NaBr + H2O =>
3 NaBrO + S + 2 NaOH = Na2SO4 + 3 NaBr + H2O
Mg + (HCl)2 = MgCl + H =>
2 Mg + (HCl)2 = 2 MgCl + 2 H
Cr + S = Cr2S3 =>
2 Cr + 3 S = Cr2S3
FeCl3 + Na2OH = Fe2(OH)3 + NaCl =>
2 FeCl3 + 3 Na2OH = Fe2(OH)3 + 6 NaCl
Ce(NO3)3 + NaBiO3 + HNO3 = Ce(NO3)4 + Bi(NO3)4 + NaNO3 + H2O =>
Ce(NO3)3 + NaBiO3 + 6 HNO3 = Ce(NO3)4 + Bi(NO3)4 + NaNO3 + 3 H2O
Mg + PO4 = Mg3(PO4)2 =>
3 Mg + 2 PO4 = Mg3(PO4)2
La2O3 + B = LaB6 + B2O2 =>
2 La2O3 + 30 B = 4 LaB6 + 3 B2O2
ZnSO4Na2S = ZnSNa2SO4 =>
ZnSO4Na2S = ZnSNa2SO4
AgNO3 + H3PO4 = Ag3PO4 + HNO3 =>
3 AgNO3 + H3PO4 = Ag3PO4 + 3 HNO3
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