Equations balanced on the previous day | Equations balanced on the next day |
PbO + 2 NaOH = Na2PbO2 + H2O
FeCO3(s) + H2CO3(aq) = Fe(HCO3)2(aq) =>
FeCO3(s) + H2CO3(aq) = Fe(HCO3)2(aq)
Na2SiO3 + HCl = H2SiO3 + NaCl =>
Na2SiO3 + 2 HCl = H2SiO3 + 2 NaCl
HOOCCOOH + CaCl2 = CaC2O4 + H2 + Cl2 =>
HOOCCOOH + CaCl2 = CaC2O4 + H2 + Cl2
H + S = H2S =>
2 H + S = H2S
Na + Cl = NaCl =>
Na + Cl = NaCl
Cr(s) + S8(s) = Cr2S3(s) =>
16 Cr(s) + 3 S8(s) = 8 Cr2S3(s)
Fe2O3(s) + H2(g) = Fe(s) + H2O(l) =>
Fe2O3(s) + 3 H2(g) = 2 Fe(s) + 3 H2O(l)
Fe2O3(s) + H2(g) = Fe(s) + H2O(g) =>
Fe2O3(s) + 3 H2(g) = 2 Fe(s) + 3 H2O(g)
NaOH + AgC2H3O2 = NaC2H3O2 + AgOH =>
NaOH + AgC2H3O2 = NaC2H3O2 + AgOH
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
CuSO4 + Zn = ZnSO4 + Cu =>
CuSO4 + Zn = ZnSO4 + Cu
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
H3PO4 + NaOH = NaH2PO4 + H2O =>
H3PO4 + NaOH = NaH2PO4 + H2O
C2H5OH + CH3CO2H = CH3CO2C2H5 + H2O =>
C2H5OH + CH3CO2H = CH3CO2C2H5 + H2O
As2S3 + NO3{-} + H2O = AsO4{-3} + NO + S + H{+} =>
3 As2S3 + 10 NO3{-} + 4 H2O = 6 AsO4{-3} + 10 NO + 9 S + 8 H{+}
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C2H5OH + CH3CO2H = CH2CO2C2H5 + H2O =>
3 C2H5OH + 5 CH3CO2H = 4 CH2CO2C2H5 + 5 H2O
C2H5OH + CH3CO2H = CH3CO2C2H5 + H2O =>
C2H5OH + CH3CO2H = CH3CO2C2H5 + H2O
KClO3(s) = KCl(s) + O2(g) =>
2 KClO3(s) = 2 KCl(s) + 3 O2(g)
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
HNO3 + Na2S = NaNO3 + H2O + S8 + NO =>
64 HNO3 + 24 Na2S = 48 NaNO3 + 32 H2O + 3 S8 + 16 NO
KMnO4 + HCl = MnCl2 + Cl2 + H2O + KCl =>
2 KMnO4 + 16 HCl = 2 MnCl2 + 5 Cl2 + 8 H2O + 2 KCl
K2Cr2O7 + H2SO + H2SO4 = K2SO4 + Cr2(SO4)3 + H20 =>
15 K2Cr2O7 + 35 H2SO + 25 H2SO4 = 15 K2SO4 + 15 Cr2(SO4)3 + 6 H20
Eu(s) + HF(g) = EuF3(s) + H2(g) =>
2 Eu(s) + 6 HF(g) = 2 EuF3(s) + 3 H2(g)
K2Cr2O7 + H2SO + H2SO4 = K2SO4 + Cr2(SO4)3 + H20 =>
15 K2Cr2O7 + 35 H2SO + 25 H2SO4 = 15 K2SO4 + 15 Cr2(SO4)3 + 6 H20
MnCl2 + HNO3 + HCl = NO + MnCl4 + H2O =>
3 MnCl2 + 2 HNO3 + 6 HCl = 2 NO + 3 MnCl4 + 4 H2O
PH3 + O2 = P2O5 + H2O =>
2 PH3 + 4 O2 = P2O5 + 3 H2O
KMnO4 + FeSO4 + H2SO4 = Fe2(SO4)3 + H2O + K2SO4 + MnSO4 =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 8 H2O + K2SO4 + 2 MnSO4
K2Cr2O7 + KNO2 + H2O = KNO3 + Cr(OH)3 + KOH =>
K2Cr2O7 + 3 KNO2 + 4 H2O = 3 KNO3 + 2 Cr(OH)3 + 2 KOH
K2Cr2O7 + H2SO4 + K2SO3 = K2SO4 + Cr2(SO4)3 + H20 =>
5 K2Cr2O7 + 20 H2SO4 + 35 K2SO3 = 40 K2SO4 + 5 Cr2(SO4)3 + 2 H20
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CuSO4 + NaOH = Na2SO4 + Cu(OH)2 =>
CuSO4 + 2 NaOH = Na2SO4 + Cu(OH)2
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
K2Cr2O7 + H2SO4 + K2SO3 = K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 K2SO3 = 4 K2SO4 + Cr2(SO4)3 + 4 H2O
KMnO4 + FeSO4 + H2SO4 = Fe2(SO4)3 + H2O + K2SO4 + MnSO4 =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 8 H2O + K2SO4 + 2 MnSO4
Ba(No3)2 + NaOH = Ba(OH)2 + NaNo3 =>
Ba(No3)2 + 2 NaOH = Ba(OH)2 + 2 NaNo3
Na3PO4 + Al2(SO4)3 = AlPO4 + Na2SO4 =>
2 Na3PO4 + Al2(SO4)3 = 2 AlPO4 + 3 Na2SO4
Al + O2 = AlO3 =>
2 Al + 3 O2 = 2 AlO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
K2Cr2O7 + H2SO4 + K2SO3 = K2SO4 + Cr2(SO4)3 + H20 =>
5 K2Cr2O7 + 20 H2SO4 + 35 K2SO3 = 40 K2SO4 + 5 Cr2(SO4)3 + 2 H20
K2Cr2O7 + H2SO + H2SO4 = K2SO4 + Cr2(SO4)3 + H20 =>
15 K2Cr2O7 + 35 H2SO + 25 H2SO4 = 15 K2SO4 + 15 Cr2(SO4)3 + 6 H20
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
KClO3 + HCl = Cl2 + KOH + H2O =>
KClO3 + 5 HCl = 3 Cl2 + KOH + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C8H18 + O2 = H2O + CO2 =>
2 C8H18 + 25 O2 = 18 H2O + 16 CO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CrO3 + Cr = Cr2O3 =>
CrO3 + Cr = Cr2O3
HCl + NH3 = Cl + NH4 =>
HCl + NH3 = Cl + NH4
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