Equations balanced on the previous day | Equations balanced on the next day |
Pb(NO3)2(aq) + 2 KSCN(aq) = 2 KNO3 + Pb(SCN)2
Na[Fe(S2O3)2] + FeCl3 = FeS4O6 + NaCl + FeCl2 =>
Na[Fe(S2O3)2] + FeCl3 = FeS4O6 + NaCl + FeCl2
H3C6H5O7 + CaCO3 = CaC6H5O7 + H2O + CO2 =>
17 H3C6H5O7 + 18 CaCO3 = 18 CaC6H5O7 + 23 H2O + 12 CO2
P4 + NaClO3 = NaCl + P2O5 =>
3 P4 + 10 NaClO3 = 10 NaCl + 6 P2O5
CuI2 + H2S = CuS + HI =>
CuI2 + H2S = CuS + 2 HI
MgH2 + Li = Mg + LiH2 =>
MgH2 + Li = Mg + LiH2
C2H5OH(l) + O2(g) = H2O(l) + CO2(g) =>
C2H5OH(l) + 3 O2(g) = 3 H2O(l) + 2 CO2(g)
C2H2O4 + Mg = MgC2O4 + H2 =>
C2H2O4 + Mg = MgC2O4 + H2
H{+} + I{-} + SO2 = S2O3{2-} + I2 + H2O =>
2 H{+} + 4 I{-} + 2 SO2 = S2O3{2-} + 2 I2 + H2O
Zn + NaBr = ZnBr2 + Na =>
Zn + 2 NaBr = ZnBr2 + 2 Na
B5H9 + Na2O + H2O = Na2B4O7 + H2 =>
4 B5H9 + 5 Na2O + 30 H2O = 5 Na2B4O7 + 48 H2
H3C6H5O7 + CaCO3 = CaC6H5O7 + H2O + CO2 =>
17 H3C6H5O7 + 18 CaCO3 = 18 CaC6H5O7 + 23 H2O + 12 CO2
CH3CH2COOH + K = CH3CH2COOK + H2 =>
2 CH3CH2COOH + 2 K = 2 CH3CH2COOK + H2
CH3Cl + I2 = CH3I + Cl2 =>
2 CH3Cl + I2 = 2 CH3I + Cl2
SO + N2O4 = N2O + SO3 =>
3 SO + 2 N2O4 = 2 N2O + 3 SO3
H3C6H5O7 + CaCO3 = Ca3(C6H5O7)2 + H2CO3 =>
2 H3C6H5O7 + 3 CaCO3 = Ca3(C6H5O7)2 + 3 H2CO3
Cu(s) + H2SO4 = CuSO4 + H2O + SO2 =>
Cu(s) + 2 H2SO4 = CuSO4 + 2 H2O + SO2
C3H6N6 + HCl = C3H5N6Cl + H2 =>
C3H6N6 + HCl = C3H5N6Cl + H2
Na2CO3(H2O)2 + HCl = NaCl + H2O + CO2 =>
Na2CO3(H2O)2 + 2 HCl = 2 NaCl + 3 H2O + CO2
H3C6H5O7 + CaCO3 = CaC6H5O7 + H2O + CO2 =>
17 H3C6H5O7 + 18 CaCO3 = 18 CaC6H5O7 + 23 H2O + 12 CO2
Cr2O7{-2} + e + H{+} = Cr + H2O =>
Cr2O7{-2} + 12e + 14 H{+} = 2 Cr + 7 H2O
H2SO4 + Kr2Cr2O7 = CrO3 + KrHSO4 + H2O =>
2 H2SO4 + Kr2Cr2O7 = 2 CrO3 + 2 KrHSO4 + H2O
MgCO3 + Na2CO3 = MgNa2 + CO3 =>
MgCO3 + Na2CO3 = MgNa2 + 2 CO3
Al(s) + NiCl2(aq) = Ni3Al2(s) + Cl2(g) =>
2 Al(s) + 3 NiCl2(aq) = Ni3Al2(s) + 3 Cl2(g)
K2FeO4 + HCl = Cl2 + KCl + FeCl3 + H2O =>
2 K2FeO4 + 16 HCl = 3 Cl2 + 4 KCl + 2 FeCl3 + 8 H2O
FeSO4 + Ca(OCl)2 + H2SO4 = Fe2(SO4)3 + H2O + CaCl2 =>
4 FeSO4 + Ca(OCl)2 + 2 H2SO4 = 2 Fe2(SO4)3 + 2 H2O + CaCl2
S8 + NO3 = SO2 + NO =>
S8 + 8 NO3 = 8 SO2 + 8 NO
As2 + HIO3 + H2O = H3AsO4 + I2 =>
As2 + 2 HIO3 + 2 H2O = 2 H3AsO4 + I2
HI + Mn(OH)4 = MnI + H2O + HO2 =>
HI + Mn(OH)4 = MnI + 2 H2O + HO2
Li + B3S = B3 + Li2S =>
2 Li + B3S = B3 + Li2S
C2H5OH + CuO = CH3CHO + H2O + Cu =>
C2H5OH + CuO = CH3CHO + H2O + Cu
AlCr + O = Al2O3 + Cr =>
2 AlCr + 3 O = Al2O3 + 2 Cr
H4S2O8 + NaHCO3 = Na2SO4 + H2O + CO2 =>
H4S2O8 + 4 NaHCO3 = 2 Na2SO4 + 4 H2O + 4 CO2
CaH + H2O = Ca + H3O =>
CaH + H2O = Ca + H3O
Na2SO4H2SO4 + NaCN = HCN + Na2SO4 =>
Na2SO4H2SO4 + 2 NaCN = 2 HCN + 2 Na2SO4
BF3(g) + H2O = H3BO3 + HBF4 =>
4 BF3(g) + 3 H2O = H3BO3 + 3 HBF4
Rb + O2 + H2O = RbOH =>
4 Rb + O2 + 2 H2O = 4 RbOH
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Zn(H2O)2(OH)4{2-} + Na{+} + H2O = Zn(H2O)4(OH)2 + NaOH =>
Zn(H2O)2(OH)4{2-} + 2 Na{+} + 2 H2O = Zn(H2O)4(OH)2 + 2 NaOH
(NH4)2S + CuI2 = NH4I + CuS =>
(NH4)2S + CuI2 = 2 NH4I + CuS
C2H6O + Na2Cr2O7 + H2SO4 = HC2H3O2 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C2H6O + 2 Na2Cr2O7 + 8 H2SO4 = 3 HC2H3O2 + 2 Cr2(SO4)3 + 2 Na2SO4 + 11 H2O
CaCO3 + H(C2H3O2) = Ca(C2H3O2)2 + H2CO3 =>
CaCO3 + 2 H(C2H3O2) = Ca(C2H3O2)2 + H2CO3
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
HBr2 + Ba = BaBr + H3 =>
3 HBr2 + 6 Ba = 6 BaBr + H3
AgBr + Na2S2O3 = Na3[Ag(S2O3)2] + NaBr =>
AgBr + 2 Na2S2O3 = Na3[Ag(S2O3)2] + NaBr
SO2 + Na + O2 = Na2SO4 =>
SO2 + 2 Na + O2 = Na2SO4
Pb(s) + S(s) = PbS(s) =>
Pb(s) + S(s) = PbS(s)
CrS3 + Mn(NO3)2 + Na2CO3 = Na2CrO4 + Na2MnO4 + Na2SO4 + CO2 + NO =>
CrS3 + 12 Mn(NO3)2 + 16 Na2CO3 = Na2CrO4 + 12 Na2MnO4 + 3 Na2SO4 + 16 CO2 + 24 NO
HIO3 + K2SO3 = K2SO4 + I2 + H2O =>
2 HIO3 + 5 K2SO3 = 5 K2SO4 + I2 + H2O
KCl + Na3Co(NO2)6 = K2NaCo(NO2)6 + NaCl =>
2 KCl + Na3Co(NO2)6 = K2NaCo(NO2)6 + 2 NaCl
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