Equations balanced on the previous day | Equations balanced on the next day |
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
FeCl2 + Na3PO4 = Fe3(PO4)2 + NaCl =>
3 FeCl2 + 2 Na3PO4 = Fe3(PO4)2 + 6 NaCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cr(C2H3O2)3 + KOH = Cr(OH)3 + KC2H3O2 =>
Cr(C2H3O2)3 + 3 KOH = Cr(OH)3 + 3 KC2H3O2
Na2Cr2O7 + NaI + H2SO4 = Na2SO4 + I + Cr2(SO4)3 + H2O =>
Na2Cr2O7 + 6 NaI + 7 H2SO4 = 4 Na2SO4 + 6 I + Cr2(SO4)3 + 7 H2O
Cu + Na(NO3)2 = Cu(NO3)2 + Na =>
Cu + Na(NO3)2 = Cu(NO3)2 + Na
CuO2 + H2 = Cu2O + H2O =>
2 CuO2 + 3 H2 = Cu2O + 3 H2O
Si4H10 + O2 = SiO2 + H2O =>
2 Si4H10 + 13 O2 = 8 SiO2 + 10 H2O
MoO3 + Zn = ZnO + Mo =>
MoO3 + 3 Zn = 3 ZnO + Mo
CaCO3 + C3H7COOH = C8H14CaO4 + CO2 + H2O =>
CaCO3 + 2 C3H7COOH = C8H14CaO4 + CO2 + H2O
Cr2(SO4)3 + KOH = Cr(OH)3 + K2SO4 =>
Cr2(SO4)3 + 6 KOH = 2 Cr(OH)3 + 3 K2SO4
H2S + (Cr2O7)2{-} + H1{-} = S + Cr3{-} + H2O =>
83 H2S + 6(Cr2O7)2{-} + 2 H1{-} = 83 S + 8 Cr3{-} + 84 H2O
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
C + HNO3 = CO2 + H3O + NO2 =>
C + 3 HNO3 = CO2 + H3O + 3 NO2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
AgCl + Fe(SCN) = Ag(SCN) + FeCl =>
AgCl + Fe(SCN) = Ag(SCN) + FeCl
KOH + Ba(OH)2 = BaK + H2O2 =>
2 KOH + 2 Ba(OH)2 = 2 BaK + 3 H2O2
HCOH + H2O = CH3OH + O2 =>
2 HCOH + 2 H2O = 2 CH3OH + O2
H2O2 + NaCl = H2O + Na2O + Cl =>
H2O2 + 2 NaCl = H2O + Na2O + 2 Cl
KIO3 + KI + H2SO4 = K2(SO4) + H2O + I2 =>
KIO3 + 5 KI + 3 H2SO4 = 3 K2(SO4) + 3 H2O + 3 I2
Hg(NO3)2 + NH4 = NH2HgNO3 + NH4NO3 + H2O =>
5 Hg(NO3)2 + 8 NH4 = 5 NH2HgNO3 + 4 NH4NO3 + 3 H2O
Br2 + Cr3As2 + NaOH = Na2Cr2O7 + Na3As4 + NaBr + H2O =>
33 Br2 + 4 Cr3As2 + 84 NaOH = 6 Na2Cr2O7 + 2 Na3As4 + 66 NaBr + 42 H2O
K2Cr2O7 + NaF + H2O = F2 + KF + CrF2 + NaOH =>
K2Cr2O7 + 14 NaF + 7 H2O = 4 F2 + 2 KF + 2 CrF2 + 14 NaOH
SiO2 + Na2CO3 = CO2 + Na2SiO3 =>
SiO2 + Na2CO3 = CO2 + Na2SiO3
NH2 + Br2 = N2 + HBr =>
2 NH2 + 2 Br2 = N2 + 4 HBr
C3H08 + O2 = CO2 + H2O =>
C3H08 + 5 O2 = 3 CO2 + 4 H2O
Ba(OH)2 + Al2O3 + H2O = Ba([Al(OH)4])2 =>
Ba(OH)2 + Al2O3 + 3 H2O = Ba([Al(OH)4])2
Cl2O3 + H2 = Cl + H2O =>
Cl2O3 + 3 H2 = 2 Cl + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cu{2+} + CO3{-2} = CuCO3 =>
Cu{2+} + CO3{-2} = CuCO3
Sr + ZnBr2 = SrBr2 + Zn =>
Sr + ZnBr2 = SrBr2 + Zn
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
CH2O3 + KOH = K2CO3 + H2O =>
CH2O3 + 2 KOH = K2CO3 + 2 H2O
Fe{2+} + Cr2O7{2-} + H{+} = Fe{3+} + Cr{3+} + H2O =>
6 Fe{2+} + Cr2O7{2-} + 14 H{+} = 6 Fe{3+} + 2 Cr{3+} + 7 H2O
Ag2S + NaCN + H2O + O2 = NaAg(CN)2 + NaSCN + NaOH =>
2 Ag2S + 10 NaCN + 2 H2O + O2 = 4 NaAg(CN)2 + 2 NaSCN + 4 NaOH
Na2[Pb(OH)4] + H2O2 = NaOH + PbO2 + H2O =>
Na2[Pb(OH)4] + H2O2 = 2 NaOH + PbO2 + 2 H2O
Hg{2+} + Cr = Hg + Cr{2+} =>
Hg{2+} + Cr = Hg + Cr{2+}
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Ca(IO3)2 = CaO + I2 + O2 =>
2 Ca(IO3)2 = 2 CaO + 2 I2 + 5 O2
Ca(OH)2 + C6H8O7 = CaC6H6O7 + H2O =>
Ca(OH)2 + C6H8O7 = CaC6H6O7 + 2 H2O
Zn + Cl2 = ZnCl2 =>
Zn + Cl2 = ZnCl2
Pb + N + O + KI = PbI2 + KNO3 =>
Pb + 2 N + 6 O + 2 KI = PbI2 + 2 KNO3
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
CU(OH)2 = CUO + H2O =>
CU(OH)2 = CUO + H2O
MnO4{-} + HNO2 = NO3{-} + Mn2{+} + H2O + H{+} =>
4 MnO4{-} + 13 HNO2 = 13 NO3{-} + 2 Mn2{+} + 3 H2O + 7 H{+}
Br03 = Br =>
Br03 = 3 Br
Zn + H3PO4 = (Zn3(PO4)2) + H2 =>
3 Zn + 2 H3PO4 = (Zn3(PO4)2) + 3 H2
AgHCO3 + Na2SO3 = Ag2SO3 + NaHCO3 =>
2 AgHCO3 + Na2SO3 = Ag2SO3 + 2 NaHCO3
C4H10 + O2 = C3H2O2 + H2O =>
6 C4H10 + 19 O2 = 8 C3H2O2 + 22 H2O
NaOH + H3C6H8O7 = Na3C6H8O7 + H2O =>
3 NaOH + H3C6H8O7 = Na3C6H8O7 + 3 H2O
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