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CO + Ca = CaO + C
Z4 + Q = ZQ3 =>
Z4 + 12 Q = 4 ZQ3
Zn + SnSO4 = ZnSO4 + Sn2 =>
2 Zn + 2 SnSO4 = 2 ZnSO4 + Sn2
NaCHO3 + CH3COOH = H2CO3 + NaCH3COO =>
NaCHO3 + CH3COOH = H2CO3 + NaCH3COO
HI + NaOH = NaI + H2O =>
HI + NaOH = NaI + H2O
C4H9Cl + NaOCH3 = NaCl + C4H9OCH3 =>
C4H9Cl + NaOCH3 = NaCl + C4H9OCH3
I0 + HNO3 = HIO4 + NO + H2O =>
3 I0 + 7 HNO3 = 3 HIO4 + 7 NO + 2 H2O
C4 + Cl4 = CCl =>
C4 + Cl4 = 4 CCl
Sr(OH) + HNO3 = SrNO3 + H2O =>
Sr(OH) + HNO3 = SrNO3 + H2O
H2S + H2O + Cl2 = SO2 + HCl =>
H2S + 2 H2O + 3 Cl2 = SO2 + 6 HCl
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
NaCl + H2SO4 = NaHSO4 + HCl =>
NaCl + H2SO4 = NaHSO4 + HCl
Cr2O7{-2} + HSO3{-} + H{+} = Cr{+3} + SO4{-2} + H2O =>
Cr2O7{-2} + 3 HSO3{-} + 5 H{+} = 2 Cr{+3} + 3 SO4{-2} + 4 H2O
HNO3 + HCl + Au = AuCl + NO2 + H2O =>
HNO3 + HCl + Au = AuCl + NO2 + H2O
SO2 + H2 = H2S2 + H2O =>
2 SO2 + 5 H2 = H2S2 + 4 H2O
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
NaCHO3 + CH3COOH = CO2 + H2O + C2H3NaO2 =>
NaCHO3 + CH3COOH = CO2 + H2O + C2H3NaO2
Na2HPO4 + BaCl2 = NaCl + Ba2(HPO4)2 =>
2 Na2HPO4 + 2 BaCl2 = 4 NaCl + Ba2(HPO4)2
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
Au + NaCN + H2O + O2 = Na[Au(CN)4] + NaOH =>
4 Au + 16 NaCN + 6 H2O + 3 O2 = 4 Na[Au(CN)4] + 12 NaOH
H3NSO3 + NaNO2 = N2 + H2O + NaHSO4 =>
H3NSO3 + NaNO2 = N2 + H2O + NaHSO4
Ba(OH)2 + Ca(H2PO4)2 = Ba3(PO4)2 + Ca3(PO4)2 + H2O =>
6 Ba(OH)2 + 3 Ca(H2PO4)2 = 2 Ba3(PO4)2 + Ca3(PO4)2 + 12 H2O
CH3OH + H2O = CH4 + OH =>
CH3OH + H2O = CH4 + 2 OH
Ca(C2H3O2)2(aq) + MgBr2(aq) = CaBr2 + Mg(C2H3O2)2 =>
Ca(C2H3O2)2(aq) + MgBr2(aq) = CaBr2 + Mg(C2H3O2)2
HNO3(aq) + Ni(s) = Ni(NO3)2(aq) + H2O(g) + NO(g) =>
8 HNO3(aq) + 3 Ni(s) = 3 Ni(NO3)2(aq) + 4 H2O(g) + 2 NO(g)
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
MnO2 + Sn(OH)4 = Mn(OH)2 + Sn(O2)2 =>
2 MnO2 + Sn(OH)4 = 2 Mn(OH)2 + Sn(O2)2
HOOCCH2CHOHCOOH + NaOH = HOOCCH2CHOHCOONa + H2O =>
HOOCCH2CHOHCOOH + NaOH = HOOCCH2CHOHCOONa + H2O
Na3[Cr(OH)6] + H2SO4 = Cr(OH)3 + H2O + Na2SO4 =>
2 Na3[Cr(OH)6] + 3 H2SO4 = 2 Cr(OH)3 + 6 H2O + 3 Na2SO4
CrO3 + Si = Cr4 + SiO2 =>
4 CrO3 + 6 Si = Cr4 + 6 SiO2
Ca(s) + O2(s) = CaO(s) =>
2 Ca(s) + O2(s) = 2 CaO(s)
I2(aq) + Na2S2O3(aq) = Na2S4O6(aq) + NaI(aq) =>
I2(aq) + 2 Na2S2O3(aq) = Na2S4O6(aq) + 2 NaI(aq)
H2O2 + Fe{2+} = OH{-} + Fe{3+} =>
H2O2 + 2 Fe{2+} = 2 OH{-} + 2 Fe{3+}
CuSO4 + Cd = Cu + CdSO4 =>
CuSO4 + Cd = Cu + CdSO4
FeSO4 + HNO3 = Fe(NO3)3 + H2O + H2SO4 + NO2 =>
FeSO4 + 4 HNO3 = Fe(NO3)3 + H2O + H2SO4 + NO2
NaCHO3 + CH3COOH = NaC2H3O2 + H2O + CO2 =>
NaCHO3 + CH3COOH = NaC2H3O2 + H2O + CO2
N2O5 + N2 = N6O4 =>
4 N2O5 + 11 N2 = 5 N6O4
Cu{2+} + H2S = CuS + H2{2+} =>
Cu{2+} + H2S = CuS + H2{2+}
Al2O3 + HNO3 = Al[NO3]3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al[NO3]3 + 3 H2O
Sn + Mn(No3)7 = Sn(No3)4 + Mn =>
7 Sn + 4 Mn(No3)7 = 7 Sn(No3)4 + 4 Mn
K2MnO4 + O + H2O = KMnO4 + KOH =>
2 K2MnO4 + O + H2O = 2 KMnO4 + 2 KOH
HI + NaNO2 + H2SO4 = I2 + NO + Na2SO4 + H2O =>
2 HI + 2 NaNO2 + H2SO4 = I2 + 2 NO + Na2SO4 + 2 H2O
Cr2O3 + KNO3 = KNO2 + CrO3 =>
Cr2O3 + 3 KNO3 = 3 KNO2 + 2 CrO3
N2O5 + N2 = N6O4 =>
4 N2O5 + 11 N2 = 5 N6O4
Mg(OH)2 + AlCl3 = MgCl2 + Al(OH)3 =>
3 Mg(OH)2 + 2 AlCl3 = 3 MgCl2 + 2 Al(OH)3
NaCHO3 + CH3COOH = NaCH3COO + H2O + CO2 =>
NaCHO3 + CH3COOH = NaCH3COO + H2O + CO2
CaCl2 + K4[Fe(CN)6] + NH4Cl = Ca(NH4)2[Fe(CN)6] + KCl =>
CaCl2 + K4[Fe(CN)6] + 2 NH4Cl = Ca(NH4)2[Fe(CN)6] + 4 KCl
Na2B4O7 + H2O + CuSO4 = Na2SO4 + CuOHBO2 + H3BO3 =>
Na2B4O7 + 5 H2O + CuSO4 = Na2SO4 + CuOHBO2 + 3 H3BO3
IO3{-} + Cr + H{+} = I2 + Cr{3+} + H2O =>
6 IO3{-} + 10 Cr + 36 H{+} = 3 I2 + 10 Cr{3+} + 18 H2O
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
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