| Equations balanced on the previous day | Equations balanced on the next day |
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CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
C6H7N + (CH3CO)2O = C6H5NH(COCH3) + H2O =>
2 C6H7N + (CH3CO)2O = 2 C6H5NH(COCH3) + H2O
HCHO2 + MgO = Mg(CHO2)2 + H2O =>
2 HCHO2 + MgO = Mg(CHO2)2 + H2O
K2[Cr2O7] + K2C2O4 + H2C2O4 = K3[Cr(C2O4)3] + CO2 + H2O =>
K2[Cr2O7] + 2 K2C2O4 + 7 H2C2O4 = 2 K3[Cr(C2O4)3] + 6 CO2 + 7 H2O
Fe2(CO3)3 = Fe2O3 + CO2 =>
Fe2(CO3)3 = Fe2O3 + 3 CO2
HCHO2 + NH3 = NH4 + CHO2 =>
HCHO2 + NH3 = NH4 + CHO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
HBr + Al(OH)3 = AlBr3 + H2O =>
3 HBr + Al(OH)3 = AlBr3 + 3 H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
NaCl + MnO2 + H2SO4 = NaHSO4 + MnSO4 + H2O + Cl2 =>
2 NaCl + MnO2 + 3 H2SO4 = 2 NaHSO4 + MnSO4 + 2 H2O + Cl2
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
H2SO4 + Mg(OH)2 = MgSO4 + H2O =>
H2SO4 + Mg(OH)2 = MgSO4 + 2 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
NaNO3 + Zn + NaOH = NH3 + Na2ZnO2 + H2O =>
NaNO3 + 4 Zn + 7 NaOH = NH3 + 4 Na2ZnO2 + 2 H2O
NaCl + MnO2 + H2SO4 = NaHSO4 + MnSO4 + H2O + Cl2 =>
2 NaCl + MnO2 + 3 H2SO4 = 2 NaHSO4 + MnSO4 + 2 H2O + Cl2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
NaHCO3 + C6H8O6 = C6H7NaO6 + CO2 + H2O =>
NaHCO3 + C6H8O6 = C6H7NaO6 + CO2 + H2O
Zn + HCl = ZnCl + H2 =>
2 Zn + 2 HCl = 2 ZnCl + H2
AlBr3 + AgOH = AlOH + AgBr3 =>
AlBr3 + AgOH = AlOH + AgBr3
Rn + Se = RnSe =>
Rn + Se = RnSe
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
K + Cr{3+} = Cr + K{+} =>
3 K + Cr{3+} = Cr + 3 K{+}
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
HCl + KOH = HOH + KCl =>
HCl + KOH = HOH + KCl
Br2 + KI = I2 + KBr =>
Br2 + 2 KI = I2 + 2 KBr
Zn + H2SO4 = H2 + ZnSO4 =>
Zn + H2SO4 = H2 + ZnSO4
Zn + H2SO4 = H2 + ZnSO4 =>
Zn + H2SO4 = H2 + ZnSO4
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
Al + Fe{2+} = Al{3+} + Fe =>
2 Al + 3 Fe{2+} = 2 Al{3+} + 3 Fe
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Na + N2 = NaN =>
2 Na + N2 = 2 NaN
BaS + Ag = AgS + Ba =>
BaS + Ag = AgS + Ba
H2SO4 + NaCL = Na2SO4 + HCL =>
H2SO4 + 2 NaCL = Na2SO4 + 2 HCL
H2SO4 + NaCL = Na2SO4 + HCL =>
H2SO4 + 2 NaCL = Na2SO4 + 2 HCL
Ba(OH)2*8H2O + NH4SCN = Ba(SCN)2 + H2O + NH3 =>
Ba(OH)2*8H2O + 2 NH4SCN = Ba(SCN)2 + 10 H2O + 2 NH3
CH4 + O2 = CH + H2O =>
4 CH4 + 3 O2 = 4 CH + 6 H2O
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Al + Sn(NO3)2 = Al(NO3)3 + Sn =>
2 Al + 3 Sn(NO3)2 = 2 Al(NO3)3 + 3 Sn
Fe(s) + H2O(l) + O2(g) = Fe(OH)2(s) = Fe2O3 + H2O =>
2 Fe(s) + 2 H2O(l) + O2(g) = 2 Fe(OH)2(s)
Fe(s) + H2O(l) + O2(g) = Fe(OH)2(s) = = Fe2O3 + H2O =>
2 Fe(s) + 2 H2O(l) + O2(g) = 2 Fe(OH)2(s)
Fe(s) + H2O(l) + O2(g) = Fe(OH)2(s) = Fe2O3 + H2O =>
2 Fe(s) + 2 H2O(l) + O2(g) = 2 Fe(OH)2(s)
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| Equations balanced on the previous day | Equations balanced on the next day |
Equations balanced on 07/06/09
Equations balanced on 08/05/08
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