| Equations balanced on the previous day | Equations balanced on the next day |
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CaCO3 = CaO + CO2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
K2Cr2O7 = K2CrO4 + Cr2O3 + O2 =>
4 K2Cr2O7 = 4 K2CrO4 + 2 Cr2O3 + 3 O2
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
HNO3 + Ni = Ni(NO3)2 + H2 =>
2 HNO3 + Ni = Ni(NO3)2 + H2
Pb(H2O)4{2+} + I{-} = PbI2 + H2O =>
Pb(H2O)4{2+} + 2 I{-} = PbI2 + 4 H2O
AgNO3 + AlCl3 = Al(NO3)3 + AgCl =>
3 AgNO3 + AlCl3 = Al(NO3)3 + 3 AgCl
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O2 =>
2 K2Cr2O7 + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O + 3 O2
K2Cr2O7 + H2SO4 + KI = K2SO4 + Cr2(SO4)3 + H2O + I2 =>
K2Cr2O7 + 7 H2SO4 + 6 KI = 4 K2SO4 + Cr2(SO4)3 + 7 H2O + 3 I2
NaCl + AgC2H3O2 = NaC2H3O2 + AgCl =>
NaCl + AgC2H3O2 = NaC2H3O2 + AgCl
Mn(NO3)2 + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 Mn(NO3)2 + 5 PbO2 + 6 HNO3 = 2 HMnO4 + 5 Pb(NO3)2 + 2 H2O
H3O + OH = H2O =>
H3O + OH = 2 H2O
Cu + S8 = Cu2S =>
16 Cu + S8 = 8 Cu2S
K2O + SO3 = K2O3 + SO =>
K2O + SO3 = K2O3 + SO
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Cu(s) + S8(s) = Cu2S(s) =>
16 Cu(s) + S8(s) = 8 Cu2S(s)
Au2O3 = Au + O2 =>
2 Au2O3 = 4 Au + 3 O2
Pb(H2O)4{2+} + I{-} = PbI2 + H2O =>
Pb(H2O)4{2+} + 2 I{-} = PbI2 + 4 H2O
Pb(H2O)4{2+} + I{-} = PbI2 + H2O =>
Pb(H2O)4{2+} + 2 I{-} = PbI2 + 4 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Al2(SO4)3 + Ca(OH)2 = CaSO4 + Al(OH)3 =>
Al2(SO4)3 + 3 Ca(OH)2 = 3 CaSO4 + 2 Al(OH)3
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Zn + NaNO3 + NaOH = Na2ZnO2 + NH3 + H2O =>
4 Zn + NaNO3 + 7 NaOH = 4 Na2ZnO2 + NH3 + 2 H2O
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
B2O3 + NaOH = Na3BO3 + H2O =>
B2O3 + 6 NaOH = 2 Na3BO3 + 3 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
NiS + O2 = NiO + SO2 =>
2 NiS + 3 O2 = 2 NiO + 2 SO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Au + HCl + HNO3 = AuCl3 + NO + H2O =>
Au + 3 HCl + HNO3 = AuCl3 + NO + 2 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
NH4Cl + CrPO3 = (NH4)3PO3 + CrCl3 =>
3 NH4Cl + CrPO3 = (NH4)3PO3 + CrCl3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
CuCl2 + Ag = Cu + AgCl =>
CuCl2 + 2 Ag = Cu + 2 AgCl
CoCl2(H2O)6 + H3PO4 + Ba(OH)2(H2O)8 = BaCo2(PO4)2(H2O) + HCl + H2O =>
2 CoCl2(H2O)6 + 2 H3PO4 + Ba(OH)2(H2O)8 = BaCo2(PO4)2(H2O) + 4 HCl + 21 H2O
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
NCl3 + H2O = NH3 + HClO =>
NCl3 + 3 H2O = NH3 + 3 HClO
NCl3 + H2O = NH3 + HClO =>
NCl3 + 3 H2O = NH3 + 3 HClO
CH3NH2 + O2 = CO2 + H2O + N2 =>
4 CH3NH2 + 9 O2 = 4 CO2 + 10 H2O + 2 N2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
K2Cr2O7 + H2SO4 + KCl = CrO2Cl2 + KHSO4 + H2O =>
K2Cr2O7 + 6 H2SO4 + 4 KCl = 2 CrO2Cl2 + 6 KHSO4 + 3 H2O
HNO3 + H3AsO3 = NO + H3AsO4 + H2O =>
2 HNO3 + 3 H3AsO3 = 2 NO + 3 H3AsO4 + H2O
KI + H2SO4 = K2SO4 + I2 + H2S + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + 4 I2 + H2S + 4 H2O
Ag(NO3) + CaCl2 = AgCl + Ca(NO3)2 =>
2 Ag(NO3) + CaCl2 = 2 AgCl + Ca(NO3)2
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| Equations balanced on the previous day | Equations balanced on the next day |
Equations balanced on 07/01/13
Equations balanced on 07/31/12
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