Equations balanced on the previous day | Equations balanced on the next day |
K2Cr2O7 + 2 HCl + Zn = ZnCl2 + H2Cr2O7 + 2 K
C2H6O + O2 = CO2 + H2OH =>
2 C2H6O + 5 O2 = 4 CO2 + 4 H2OH
LiSO4 + CaCl = LiCl + CaSO4 =>
LiSO4 + CaCl = LiCl + CaSO4
Ca3(PO4)2 + (NH4)2 + SO4 = (NH4)3PO4 + CaSO4 =>
Ca3(PO4)2 + 3(NH4)2 + 3 SO4 = 2(NH4)3PO4 + 3 CaSO4
Si3N4 + HF = SiF4 + NH3 =>
Si3N4 + 12 HF = 3 SiF4 + 4 NH3
S + I = S93I =>
93 S + I = S93I
NaNO2 + C3H7OH + HCl = C3H7NO2 + NaCl + H2O =>
NaNO2 + C3H7OH + HCl = C3H7NO2 + NaCl + H2O
(Cr(OH4)){-} + H2O2 + OH{-} = CrO4{2-} + H2O =>
2(Cr(OH4)){-} + 9 H2O2 + 2 OH{-} = 2 CrO4{2-} + 14 H2O
HCl + HNO3 = H2O + Cl2 + NO =>
6 HCl + 2 HNO3 = 4 H2O + 3 Cl2 + 2 NO
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
S + SO42{-} + OH{-} = SO32{-} + H2O =>
20 S + 63 SO42{-} + 20 OH{-} = 83 SO32{-} + 10 H2O
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
HI(aq) + KHSO3(aq) = K2I + H2 + SO3 =>
2 HI(aq) + 4 KHSO3(aq) = 2 K2I + 3 H2 + 4 SO3
[Cu(NH3)4]SO4*2H2O + NaOH = CuO + Na2SO4 + NH3 + H2O =>
[Cu(NH3)4]SO4*2H2O + 2 NaOH = CuO + Na2SO4 + 4 NH3 + 3 H2O
CuF2 + Mg = Cu + MgF2 =>
CuF2 + Mg = Cu + MgF2
NiSO4 + Li = LiSO4 + Ni2 =>
2 NiSO4 + 2 Li = 2 LiSO4 + Ni2
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = K2Fe(C2O4)4*2H2O + (NH4)2SO4 + H2SO4 + H2O =>
Fe(NH4)2(SO4)2*6H2O + 3 H2C2O4 + K2C2O4 + 2 H2O2 = K2Fe(C2O4)4*2H2O + (NH4)2SO4 + H2SO4 + 8 H2O
MgI2 + Br2 = MgBr2 + I2 =>
MgI2 + Br2 = MgBr2 + I2
CU(NH3)2 + H2SO4 = [CU(NH3)2]SO4 + H2 =>
CU(NH3)2 + H2SO4 = [CU(NH3)2]SO4 + H2
Br{-} + (MnO4){-} + H{+} = Br2 + Mn2{+} + H2O =>
26 Br{-} + 4(MnO4){-} + 32 H{+} = 13 Br2 + 2 Mn2{+} + 16 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Pb(OH)2Mg = Mg(OH)2 + Pb =>
Pb(OH)2Mg = Mg(OH)2 + Pb
MgO + AgNO3 = Ag2O + Mg(NO3)2 =>
MgO + 2 AgNO3 = Ag2O + Mg(NO3)2
H3PO4 + CuCl2 = H3Cl2 + CuPO4 =>
H3PO4 + CuCl2 = H3Cl2 + CuPO4
LiOH + HBr = LiBr + H2O =>
LiOH + HBr = LiBr + H2O
C2H5OH + H{+} + Cr2O7{2-} = C3H6O + H2O + Cr{3+} =>
9 C2H5OH + 16 H{+} + 2 Cr2O7{2-} = 6 C3H6O + 17 H2O + 4 Cr{3+}
CH3COOZn + H2SO4 = SO4 + CH3COOH + Zn =>
2 CH3COOZn + H2SO4 = SO4 + 2 CH3COOH + 2 Zn
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
FeO + MgBr2 = FeBr2 + MgO =>
FeO + MgBr2 = FeBr2 + MgO
HCl + Na3Co3 = NaCl + Co2 + H2 =>
6 HCl + 2 Na3Co3 = 6 NaCl + 3 Co2 + 3 H2
S2O3{2-} + Cl2 + H2O = SO4{2-} + Cl{-} + H{+} =>
S2O3{2-} + 4 Cl2 + 5 H2O = 2 SO4{2-} + 8 Cl{-} + 10 H{+}
AgNO3 + Na2CrO4 = AgNa + (NO3)2CrO4 =>
2 AgNO3 + Na2CrO4 = 2 AgNa + (NO3)2CrO4
HgS + NO3{-} + H{+} + Cl{-} = HgCl2 + NO + H2O + S =>
3 HgS + 2 NO3{-} + 8 H{+} + 6 Cl{-} = 3 HgCl2 + 2 NO + 4 H2O + 3 S
CH3COOZn + H2SO4 = SO4 + CH3COOH + Zn =>
2 CH3COOZn + H2SO4 = SO4 + 2 CH3COOH + 2 Zn
KMnO4 + H2C2O4 + H2SO3 = MnSO4 + K2SO4 + CO2 + H2O =>
2 KMnO4 + 2 H2C2O4 + 3 H2SO3 = 2 MnSO4 + K2SO4 + 4 CO2 + 5 H2O
NH4NO3 + Mg(CH3COO)2 = Mg(NO3)2 + NH4(CH3COO) =>
2 NH4NO3 + Mg(CH3COO)2 = Mg(NO3)2 + 2 NH4(CH3COO)
O2 + B2H6 = H2O + HBO2 =>
3 O2 + B2H6 = 2 H2O + 2 HBO2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Na2CO3 + CH3COOH = CH2COONa + CO2 + H2O =>
4 Na2CO3 + 7 CH3COOH = 8 CH2COONa + 2 CO2 + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C3H7OH + HCl = CH3CH2Cl + H2O =>
2 C3H7OH + 3 HCl = 3 CH3CH2Cl + 2 H2O
SiO2 + NaOH = Na2SiO3 + H2O =>
SiO2 + 2 NaOH = Na2SiO3 + H2O
NaH2PO4 + NaOH = H2O + Na + HPO4 =>
NaH2PO4 + NaOH = H2O + 2 Na + HPO4
K2PO4 + HCl = KCl + H2 + PO4 =>
K2PO4 + 2 HCl = 2 KCl + H2 + PO4
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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