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CaS + (NH4)2CO3 = CaCO3 + (NH4)2S
KMnO4 + H2SO4 + FeSO4 = MnSO4 + Fe2(SO4)3 + H2O + K2SO4 =>
2 KMnO4 + 8 H2SO4 + 10 FeSO4 = 2 MnSO4 + 5 Fe2(SO4)3 + 8 H2O + K2SO4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NiCl2 + Na(OH) = Ni(OH)2 + NaCl =>
NiCl2 + 2 Na(OH) = Ni(OH)2 + 2 NaCl
KO4 + H2O = KOH + O2 =>
4 KO4 + 2 H2O = 4 KOH + 7 O2
Al(C2H3O2)3 + Ba(OH)2 = Al(OH)3 + Ba(C2H3O2)2 =>
2 Al(C2H3O2)3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 Ba(C2H3O2)2
H3AsO4 + Al(OH)3 = AlAsO4 + H2O =>
H3AsO4 + Al(OH)3 = AlAsO4 + 3 H2O
FeO + Na2O = Na + FeO2 =>
FeO + Na2O = 2 Na + FeO2
HgNO2 + KI = HgI2 + K2NO2 =>
HgNO2 + 2 KI = HgI2 + K2NO2
KBr(s) + MnO2(s) + H2SO4(aq) = Br2(g) + MnSO4(aq) + KHSO4(aq) + H2O(l) =>
2 KBr(s) + MnO2(s) + 3 H2SO4(aq) = Br2(g) + MnSO4(aq) + 2 KHSO4(aq) + 2 H2O(l)
K[Sn(OH)3] + KOH + BiCl3 = K2[Sn(OH)6] + KCl + Bi =>
3 K[Sn(OH)3] + 9 KOH + 2 BiCl3 = 3 K2[Sn(OH)6] + 6 KCl + 2 Bi
SnCI2 + Zn = ZnCI2 + Sn =>
SnCI2 + Zn = ZnCI2 + Sn
H2S = H2 + S =>
H2S = H2 + S
Br2 + H2SO4 = Br2SO4 + H2 =>
Br2 + H2SO4 = Br2SO4 + H2
Cl2 + NaBr = Br2 + NaCl =>
Cl2 + 2 NaBr = Br2 + 2 NaCl
Ag2CrO4 + HCl = AgCl + CrO4 + H =>
Ag2CrO4 + 2 HCl = 2 AgCl + CrO4 + 2 H
C4H10O + K2Cr2O7 = C4H8O + H2O + K2Cr2O6 =>
C4H10O + K2Cr2O7 = C4H8O + H2O + K2Cr2O6
C6H12 + HO2 = CO2 + H2O =>
C6H12 + 12 HO2 = 6 CO2 + 12 H2O
Ca(OH)2 + F2(g) = CaF2 + H2O + O2 =>
2 Ca(OH)2 + 2 F2(g) = 2 CaF2 + 2 H2O + O2
NaH2PO4 + HCl = NaCl + H2PO4H =>
NaH2PO4 + HCl = NaCl + H2PO4H
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Zr + N2 = ZrN =>
2 Zr + N2 = 2 ZrN
NiSPb(NO3)2 = Ni(NO3)2PbS =>
NiSPb(NO3)2 = Ni(NO3)2PbS
NH3SO4 + Ba(OH)2 = BaNH3 + SO4(OH)2 =>
NH3SO4 + Ba(OH)2 = BaNH3 + SO4(OH)2
N2SO3 + AgNO3 = NNO3 + Ag2SO3 =>
N2SO3 + 2 AgNO3 = 2 NNO3 + Ag2SO3
H3PO4 + KCl = KH2PO4 + HCl =>
H3PO4 + KCl = KH2PO4 + HCl
C6H14O6 + KNO3 = CO2 + H2O + N2 + K2O =>
5 C6H14O6 + 26 KNO3 = 30 CO2 + 35 H2O + 13 N2 + 13 K2O
CaCl2Mg(NO3)2 = Ca(NO3)2MgCl2 =>
CaCl2Mg(NO3)2 = Ca(NO3)2MgCl2
NaHCO3 + NaOH = Na2CO3 + H2O =>
NaHCO3 + NaOH = Na2CO3 + H2O
CrBr2 + NaOH = Cr(OH)2 + Na2Br2 =>
CrBr2 + 2 NaOH = Cr(OH)2 + Na2Br2
C4H9BrKOH = C4H10OKBr =>
C4H9BrKOH = C4H10OKBr
C3H8O + O = CO2 + H2O =>
C3H8O + 9 O = 3 CO2 + 4 H2O
(NH4)2S + CoCl = Co2S + NH4Cl =>
(NH4)2S + 2 CoCl = Co2S + 2 NH4Cl
KBF4 + Na = NaF + KF + B =>
KBF4 + 3 Na = 3 NaF + KF + B
KNO3 + H2SO4 + Cu = Cu(NO3)2 + KHSO4 + H2O + NO2 =>
4 KNO3 + 4 H2SO4 + Cu = Cu(NO3)2 + 4 KHSO4 + 2 H2O + 2 NO2
Fe + HNO3 = Fe(NO3)3 + H2 =>
2 Fe + 6 HNO3 = 2 Fe(NO3)3 + 3 H2
CH3CO2K + KOH = K2CO3 + CH4 =>
CH3CO2K + KOH = K2CO3 + CH4
Pb(NO3)2 + KCl = PbCl2 + K(NO3) =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 K(NO3)
Sn + (CH3COO) = Sn(CH3COO) =>
Sn + (CH3COO) = Sn(CH3COO)
S{-2} + H2O = OH{-} + H2S =>
S{-2} + 2 H2O = 2 OH{-} + H2S
Mn + CeO2 = MnO2 + Ce2O3 =>
Mn + 4 CeO2 = MnO2 + 2 Ce2O3
C2H6 + O2 + HCl2 = CO2 + H2Cl =>
C2H6 + 2 O2 + 2 HCl2 = 2 CO2 + 4 H2Cl
AgClO4(aq) + Na3PO4(aq) = NaClO4(aq) + Ag3PO4 =>
3 AgClO4(aq) + Na3PO4(aq) = 3 NaClO4(aq) + Ag3PO4
CO + H2O + KOH + KMnO4 = MnO2 + KHCO3 =>
3 CO + H2O + KOH + 2 KMnO4 = 2 MnO2 + 3 KHCO3
ZnCO3 + H2SO4 = Zn2(SO4)2 + CO2 + H2O =>
2 ZnCO3 + 2 H2SO4 = Zn2(SO4)2 + 2 CO2 + 2 H2O
C2H2 + H2O = CH3COH =>
C2H2 + H2O = CH3COH
HClO + HF = F2Cl2 + H2O =>
2 HClO + 2 HF = F2Cl2 + 2 H2O
CaC2O4 = Ca + CO2 =>
CaC2O4 = Ca + 2 CO2
HS + O2 + H2O = H2SO4 =>
4 HS + 7 O2 + 2 H2O = 4 H2SO4
Al + Na2CO3 = Al2(CO3)3 + Na =>
2 Al + 3 Na2CO3 = Al2(CO3)3 + 6 Na
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