Equations balanced on the previous day | Equations balanced on the next day |
Ca + Na2SO4 = Na2Ca + SO4
KBr + H2SO4 = K2SO4 + Br + H2S + H2O =>
8 KBr + 5 H2SO4 = 4 K2SO4 + 8 Br + H2S + 4 H2O
MnCl2 + Na2CO3 = Mn2(CO3)2 + NaCl =>
2 MnCl2 + 2 Na2CO3 = Mn2(CO3)2 + 4 NaCl
Cu2O3 = Cu + O =>
Cu2O3 = 2 Cu + 3 O
Br2 + Ag2SO4 + H2O = HBrO + AgBr + H2SO4 =>
2 Br2 + Ag2SO4 + 2 H2O = 2 HBrO + 2 AgBr + H2SO4
K(s) + HCl(aq) = KCl + H2 =>
2 K(s) + 2 HCl(aq) = 2 KCl + H2
NaI + NaIO3 + HCl = NaCl + I2 + H2O =>
5 NaI + NaIO3 + 6 HCl = 6 NaCl + 3 I2 + 3 H2O
Na2SO3 + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 Na2SO3 + K2Cr2O7 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 Na2SO4 + 4 H2O
Cu(OH)2 + CaCO3 = [Cu(OH)]2CO3 + Ca(OH)2 =>
2 Cu(OH)2 + CaCO3 = [Cu(OH)]2CO3 + Ca(OH)2
CH4 + HNO3 = C2H5NO3 + H2NO3 =>
2 CH4 + 5 HNO3 = C2H5NO3 + 4 H2NO3
Al + H2SO4 = Al2SO4H2 =>
2 Al + H2SO4 = Al2SO4H2
SiF4(s) + NaOH(aq) = Na4SiO4(s) + NaF(aq) + H2O =>
SiF4(s) + 8 NaOH(aq) = Na4SiO4(s) + 4 NaF(aq) + 4 H2O
Ga(NO3)3 + Zn(NO3)2 + H2O = ZnGa2O4 + NH3 + O2 =>
2 Ga(NO3)3 + Zn(NO3)2 + 12 H2O = ZnGa2O4 + 8 NH3 + 16 O2
NH4OH + SrS = NH4S + SrOH =>
NH4OH + SrS = NH4S + SrOH
Au + KNO3 = Au3NO3 + K =>
3 Au + KNO3 = Au3NO3 + K
PbCl2 + Ca(OH)2 = Pb(OH)2 + CaCl2 =>
PbCl2 + Ca(OH)2 = Pb(OH)2 + CaCl2
FeS3 + [NO3]{-} + [H]{+} = [Fe]3{+} + [SO4]{2-} + NO + H2O =>
9 FeS3 + 55[NO3]{-} + 4[H]{+} = 3[Fe]3{+} + 27[SO4]{2-} + 55 NO + 2 H2O
Al(OH)3 + Ca(NO3)2 = Al(NO3)3 + Ca(OH)2 =>
2 Al(OH)3 + 3 Ca(NO3)2 = 2 Al(NO3)3 + 3 Ca(OH)2
Br2O + NaOH = NaBr2 + H2O + O2 =>
4 Br2O + 4 NaOH = 4 NaBr2 + 2 H2O + 3 O2
H3PO4 + HNO3 = NO + H2O + H2PO4 =>
3 H3PO4 + HNO3 = NO + 2 H2O + 3 H2PO4
Al + Pb(NO3)2 = Al2(NO3)3 + Pb =>
4 Al + 3 Pb(NO3)2 = 2 Al2(NO3)3 + 3 Pb
C7H8 + KMnO4 + H2O = C7H8(OH)2 + MnO2 + KOH =>
3 C7H8 + 2 KMnO4 + 4 H2O = 3 C7H8(OH)2 + 2 MnO2 + 2 KOH
PbCrO4 + HNO3 = Pb(NO3)2 + H2CrO4 =>
PbCrO4 + 2 HNO3 = Pb(NO3)2 + H2CrO4
Mg + Cu(SO4)2 = Cu + Mg(SO4) =>
2 Mg + Cu(SO4)2 = Cu + 2 Mg(SO4)
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Te + HNO3 = TeO3 + H2O + NO2 =>
Te + 6 HNO3 = TeO3 + 3 H2O + 6 NO2
Mg(OH)2 + CuCl2 = Cu(OH)2 + MgCl2 =>
Mg(OH)2 + CuCl2 = Cu(OH)2 + MgCl2
NaSO4 + NaOH = Na2OH + (SO4)2Na =>
2 NaSO4 + NaOH = Na2OH + (SO4)2Na
Na + Cd(NO3)2 = Cd + NaNO3 =>
2 Na + Cd(NO3)2 = Cd + 2 NaNO3
Fe(NO3)2 + K3PO4 = FePO4 + K3(NO3)2 =>
Fe(NO3)2 + K3PO4 = FePO4 + K3(NO3)2
Zn + Sn3(PO4)4 = Zn2(PO4)2 + Sn =>
4 Zn + Sn3(PO4)4 = 2 Zn2(PO4)2 + 3 Sn
SnS2 + HCl = H2SnCl6 + H2S =>
SnS2 + 6 HCl = H2SnCl6 + 2 H2S
S(s) + HSO4(aq) = SO2(g) + H2O =>
3 S(s) + 4 HSO4(aq) = 7 SO2(g) + 2 H2O
Cu2Cl + NaS = NaCl + Cu2S =>
Cu2Cl + NaS = NaCl + Cu2S
Fe + HNO3 = Fe(NO3) + NH4NO3 + H2O =>
8 Fe + 10 HNO3 = 8 Fe(NO3) + NH4NO3 + 3 H2O
NH3 + CO2 + H2O = CO3 + NH4 =>
2 NH3 + CO2 + H2O = CO3 + 2 NH4
SnS2 + HCl = H2SnCl6 + H2S =>
SnS2 + 6 HCl = H2SnCl6 + 2 H2S
NO = N2 + O2 =>
2 NO = N2 + O2
Na2S + Au = Au2S + Na2 =>
Na2S + 2 Au = Au2S + Na2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe(NO3)3 + C7H6O3 = Fe(C6H4(OH)COO)3 + HNO3 =>
Fe(NO3)3 + 3 C7H6O3 = Fe(C6H4(OH)COO)3 + 3 HNO3
C6H5{-}OH + Br2 = C6H2(Br2)3{-}OH + HBr =>
2 C6H5{-}OH + 9 Br2 = 2 C6H2(Br2)3{-}OH + 6 HBr
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2