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K2CO3 + Ba(OH)2 = BaCO3 + K2(OH)2
BaCl2KHSO4 = BaSO4KClHCl =>
BaCl2KHSO4 = BaSO4KClHCl
CH3CH2CH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2COOH + H2O =>
3 CH3CH2CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3CH2COOH + 11 H2O
Cu(s) + O2(g) = CuO =>
2 Cu(s) + O2(g) = 2 CuO
H2SO4 + Cd(OH)2 = CdSO4 + H2O =>
H2SO4 + Cd(OH)2 = CdSO4 + 2 H2O
CaCl2 + Mg(NO3)2 = MgCl2 + Ca(NO3)2 =>
CaCl2 + Mg(NO3)2 = MgCl2 + Ca(NO3)2
CaCl2 + H2O = CaCl2*H2O =>
CaCl2 + H2O = CaCl2*H2O
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
Pb(CH3COO)2 + Na2Cr2O7 + NaOH = PbOPbCrO4 + CH3COONa + H2O =>
4 Pb(CH3COO)2 + Na2Cr2O7 + 6 NaOH = 2 PbOPbCrO4 + 8 CH3COONa + 3 H2O
Ca(OH)2N2O3 = Ca(NO2)2H2O =>
Ca(OH)2N2O3 = Ca(NO2)2H2O
CrCl3 + HCl + Zn = ZnCl2 + H2CrCl2 =>
2 CrCl3 + 4 HCl + 3 Zn = 3 ZnCl2 + 2 H2CrCl2
Ka2CO3 + H3PO4 = Ka3PO4 + H2CO3 =>
3 Ka2CO3 + 2 H3PO4 = 2 Ka3PO4 + 3 H2CO3
MoO3 + H2 = Mo + H2O =>
MoO3 + 3 H2 = Mo + 3 H2O
CH3CH2CH2CH2Br + NaOH = CH3CH2CH2CH2OH + NaBr =>
CH3CH2CH2CH2Br + NaOH = CH3CH2CH2CH2OH + NaBr
MoO3 + H2 = Mo + H2O =>
MoO3 + 3 H2 = Mo + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH5N3O + C6H10O = C7H13N3O + H2O =>
CH5N3O + C6H10O = C7H13N3O + H2O
Ag2SO4 + NH3 = AgNH3 + SO4 =>
Ag2SO4 + 2 NH3 = 2 AgNH3 + SO4
Ra + O2 = RaO2 =>
Ra + O2 = RaO2
COS2 + O2 = CO2O3 + SO2 =>
COS2 + 4 O2 = CO2O3 + 2 SO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na2S + HNO3 = Na2SO4 + NO2 + H2O =>
Na2S + 8 HNO3 = Na2SO4 + 8 NO2 + 4 H2O
Cr2O3 + KOH + H2O = K3Cr(OH)6 =>
Cr2O3 + 6 KOH + 3 H2O = 2 K3Cr(OH)6
Mg + CO2* = MgO + C =>
2 Mg + CO2* = 2 MgO + C
NaBr + NaCl = NaNaCl + Br2 =>
2 NaBr + 2 NaCl = 2 NaNaCl + Br2
(NH4)2S + Cu(NO3)2 = (NH4)2(NO3)2 + CuS =>
(NH4)2S + Cu(NO3)2 = (NH4)2(NO3)2 + CuS
K2Cr2O7 + SO3 = K2Cr2SO3 + O7 =>
K2Cr2O7 + SO3 = K2Cr2SO3 + O7
P4 + CS2 = PCS2 =>
P4 + 4 CS2 = 4 PCS2
Mn2O7 + CO = MnO2 + CO2 =>
Mn2O7 + 3 CO = 2 MnO2 + 3 CO2
C2H5OH + CH3COOH + H2SO4 = H2O + CH4C7H6O3SO4 =>
C2H5OH + 7 CH3COOH + 2 H2SO4 = 9 H2O + 2 CH4C7H6O3SO4
(NH4)2S + Pb(NO3)2 = NH4NO3 + PbS =>
(NH4)2S + Pb(NO3)2 = 2 NH4NO3 + PbS
HC6H7O7 + CaCO3 = Ca3(C6H5O7)2 + CO2 + H2O =>
2 HC6H7O7 + 3 CaCO3 = Ca3(C6H5O7)2 + 3 CO2 + 3 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C2H4 + H2SO4 = C2H5OSO3H =>
C2H4 + H2SO4 = C2H5OSO3H
NaHCO3 + HCl = H2CO3 + NaCl =>
NaHCO3 + HCl = H2CO3 + NaCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CH3CHO + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CH3CHCOOH =>
15 CH3CHO + 4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 11 H2O + 10 CH3CHCOOH
Cl2(g) + KBr(aq) = KCl(aq) + Br2(g) =>
Cl2(g) + 2 KBr(aq) = 2 KCl(aq) + Br2(g)
HCl + H2SO4 = Cl2 + H2SO3 + H2O =>
2 HCl + H2SO4 = Cl2 + H2SO3 + H2O
CrCl2 + NaOH = Na2[Cr(OH)4] + NaCl =>
CrCl2 + 4 NaOH = Na2[Cr(OH)4] + 2 NaCl
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
(NH4)2SO4 + KOH = H2O + K2SO4 + NH3 =>
(NH4)2SO4 + 2 KOH = 2 H2O + K2SO4 + 2 NH3
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
B + NH3 = BN + H2 =>
2 B + 2 NH3 = 2 BN + 3 H2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
LiI + H2O = LiOH + IH =>
LiI + H2O = LiOH + IH
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
Ca(OH)2 + H2CO3 = CaCO3 + (H2O) =>
Ca(OH)2 + H2CO3 = CaCO3 + 2(H2O)
Ca(NO3)2(aq) + KCl(aq) = CaCl(aq) + K(NO3)2(aq) =>
Ca(NO3)2(aq) + KCl(aq) = CaCl(aq) + K(NO3)2(aq)
CH4(g) + Cl2 = CHCl3 + HCl(g) =>
CH4(g) + 3 Cl2 = CHCl3 + 3 HCl(g)
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