| Equations balanced on the previous day | Equations balanced on the next day |
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K2Cr2O7 + 3 Na2C2O4 + 7 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 Na2SO4 + 7 H2O + 6 CO2
NaSCN + KMnO4 + H2SO4 = K2SO4 + MnSO4 + HCN + H2O + Na2SO4 =>
10 NaSCN + 12 KMnO4 + 13 H2SO4 = 6 K2SO4 + 12 MnSO4 + 10 HCN + 8 H2O + 5 Na2SO4
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
K2Cr2O7 + H2O + S = SO2 + KOH + Cr2OO3 =>
K2Cr2O7 + H2O + S = SO2 + 2 KOH + Cr2OO3
K2Cr2O7 + H2O + S = SO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 2 H2O + 3 S = 3 SO2 + 4 KOH + 2 Cr2O3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H2O2 = H20 + O2 =>
10 H2O2 = H20 + 10 O2
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
NHO3 + C = CO2 + NO + H2O =>
4 NHO3 + 3 C = 3 CO2 + 4 NO + 2 H2O
K3Fe(CN)6 + Cr2O3 + KOH = K4Fe(CN)6 + K2CrO4 + H2O =>
6 K3Fe(CN)6 + Cr2O3 + 10 KOH = 6 K4Fe(CN)6 + 2 K2CrO4 + 5 H2O
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
C2H4O2(aq) + BaO(aq) = H2O(l) + CO(g) + Ba(s) =>
C2H4O2(aq) + 2 BaO(aq) = 2 H2O(l) + 2 CO(g) + 2 Ba(s)
Mn(NO3)2 + NaBiO3 + HNO3 = H2O + NaNO3 + HMnO4 + Bi(NO3)3 =>
2 Mn(NO3)2 + 5 NaBiO3 + 16 HNO3 = 7 H2O + 5 NaNO3 + 2 HMnO4 + 5 Bi(NO3)3
Al2(SO4)3 + NaHCO3 = Na2SO4 + Al(OH)3 + CO2 =>
Al2(SO4)3 + 6 NaHCO3 = 3 Na2SO4 + 2 Al(OH)3 + 6 CO2
CH3COCH2CH3 + H2O = CH3COOH + CH3CH2OH =>
2 CH3COCH2CH3 + 3 H2O = CH3COOH + 3 CH3CH2OH
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
U(SO4)2 + KMnO4 + H2O = H2SO4 + K2SO4 + MnSO4 + UO2SO4 =>
5 U(SO4)2 + 2 KMnO4 + 2 H2O = 2 H2SO4 + K2SO4 + 2 MnSO4 + 5 UO2SO4
U(SO4)2 + KMnO4 + H2O = H2SO4 + K2SO4 + MnSO4 + UO2SO4 =>
5 U(SO4)2 + 2 KMnO4 + 2 H2O = 2 H2SO4 + K2SO4 + 2 MnSO4 + 5 UO2SO4
KHCO3 = CO2 + K2CO3 + H2O =>
2 KHCO3 = CO2 + K2CO3 + H2O
PbS + H2O2 = PbSO4 + H2O =>
PbS + 4 H2O2 = PbSO4 + 4 H2O
HCO3{-} + H2S = H2CO3 + HS{-} =>
HCO3{-} + H2S = H2CO3 + HS{-}
B + H2SO4 = H2S + B2(SO4)3 + H2O =>
8 B + 15 H2SO4 = 3 H2S + 4 B2(SO4)3 + 12 H2O
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
Pb3(PO4)4 + K2SO4 = Pb3SO4 + K2(PO4)4 =>
Pb3(PO4)4 + K2SO4 = Pb3SO4 + K2(PO4)4
Cr2O7{2-} + C2H5OH + H{+} = Cr{3+} + CO + H2O =>
4 Cr2O7{2-} + 3 C2H5OH + 32 H{+} = 8 Cr{3+} + 6 CO + 25 H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
Pb3O4 + Fe{2+} + H{+} = Pb{2+} + Fe{3+} + H2O =>
Pb3O4 + 2 Fe{2+} + 8 H{+} = 3 Pb{2+} + 2 Fe{3+} + 4 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
KIO3 = KI + O2 =>
2 KIO3 = 2 KI + 3 O2
Ni + Cl = NiCl =>
Ni + Cl = NiCl
H2O2 = H20 + O2 =>
10 H2O2 = H20 + 10 O2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
NH4Cl + Ca(OH)2 = CaCl2 + NH3H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3H2O
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
C8H16 + O2 = CO2 + H2O =>
C8H16 + 12 O2 = 8 CO2 + 8 H2O
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
FeS = Fe + S =>
FeS = Fe + S
C2H2 + O2 = CO2 + H20 =>
10 C2H2 + 20 O2 = 20 CO2 + H20
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Na + O2 = NaO =>
2 Na + O2 = 2 NaO
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Na2SiF6 + Na = Si + NaF =>
Na2SiF6 + 4 Na = Si + 6 NaF
CS2 + H2S + Cu = Cu2S + CH4 =>
CS2 + 2 H2S + 8 Cu = 4 Cu2S + CH4
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
CrCl3 + NaOH + H2O2 = Na2CrO7 + H2O + NaCl =>
2 CrCl3 + 10 NaOH + 9 H2O2 = 2 Na2CrO7 + 14 H2O + 6 NaCl
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
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| Equations balanced on the previous day | Equations balanced on the next day |
Equations balanced on 05/11/12
Equations balanced on 06/10/11
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