Equations balanced on the previous day | Equations balanced on the next day |
2 Mo7O28N6H32 + 10 MoO3 + 4 H2O = 3 N4H24Mo8O30
FeS + O = FeO + S =>
FeS + O = FeO + S
NaNO3 + Cr2(SO4)3 + K2SO4 + H2O = NaNO2 + K2Cr2O7 + H2SO4 =>
3 NaNO3 + Cr2(SO4)3 + K2SO4 + 4 H2O = 3 NaNO2 + K2Cr2O7 + 4 H2SO4
FeSO4 + HNO3 + H2SO4 = NO + H2O + Fe2(SO4)3 =>
6 FeSO4 + 2 HNO3 + 3 H2SO4 = 2 NO + 4 H2O + 3 Fe2(SO4)3
HOOCCOOH + CaCl2 = (COO)2Ca + HCl =>
HOOCCOOH + CaCl2 = (COO)2Ca + 2 HCl
PbSO4 + NaOH = Na2SO4 + Na2Pb(OH)4 =>
PbSO4 + 4 NaOH = Na2SO4 + Na2Pb(OH)4
CuS + HCl = CuCl + HS =>
CuS + HCl = CuCl + HS
Na + Co(NO3)2 = Na(NO3) + Co =>
2 Na + Co(NO3)2 = 2 Na(NO3) + Co
Si + F2 = Si2F6 =>
2 Si + 3 F2 = Si2F6
(Cr(N2H4CO)3)4(Cr(CN)6)3 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + K2SO4 + HOH =>
10(Cr(N2H4CO)3)4(Cr(CN)6)3 + 792 KMnO4 + 943 H2SO4 = 35 K2Cr2O7 + 792 MnSO4 + 300 CO2 + 420 KNO3 + 151 K2SO4 + 1183 HOH
PbSO4 + NaOH = Na2SO4 + Na2Pb(OH)4 =>
PbSO4 + 4 NaOH = Na2SO4 + Na2Pb(OH)4
Pb(CH3COO)2(H2O)3 + Na2CO3 = PbCO3 + NaCH3COO + H2O =>
Pb(CH3COO)2(H2O)3 + Na2CO3 = PbCO3 + 2 NaCH3COO + 3 H2O
B2H6 + H2O = B2O + H2 =>
B2H6 + H2O = B2O + 4 H2
CrO3 + HCN = Cr2O3 + CO2 + H2O + N2 =>
10 CrO3 + 6 HCN = 5 Cr2O3 + 6 CO2 + 3 H2O + 3 N2
NH4SCN + Ba(OH)2*8H2O = NH3 + H2O + Ba(SCN)(OH) =>
NH4SCN + Ba(OH)2*8H2O = NH3 + 9 H2O + Ba(SCN)(OH)
CH2CH2 + NaCN = CH2CHNa + HCN =>
CH2CH2 + NaCN = CH2CHNa + HCN
SnCl2 + KI = SnK + KCl + I2 =>
2 SnCl2 + 6 KI = 2 SnK + 4 KCl + 3 I2
KMnO4 + H2SO4 + K2SO3 = MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 K2SO3 = 2 MnSO4 + 6 K2SO4 + 3 H2O
Fe2I3 + AgNO3 = Fe(NO3)3 + Ag2I =>
Fe2I3 + 6 AgNO3 = 2 Fe(NO3)3 + 3 Ag2I
IO2{-} + H2SO3 = I2 + SO4{2-} + H{+} + H2O =>
2 IO2{-} + 3 H2SO3 = I2 + 3 SO4{2-} + 4 H{+} + H2O
Na2SO4(aq) + (NH4)Cl(aq) = NaCl(aq) + (NH4)2(SO4)(aq) =>
Na2SO4(aq) + 2(NH4)Cl(aq) = 2 NaCl(aq) + (NH4)2(SO4)(aq)
(H3)P(O4) + NaOH = (Na2)HP(O4) + (H2)O =>
(H3)P(O4) + 2 NaOH = (Na2)HP(O4) + 2(H2)O
Ca(CH3COO)2 + Ca(ClO3)2 + HCO3{-} = Cl{-} + CaCO3 + H2CO3 =>
3 Ca(CH3COO)2 + 4 Ca(ClO3)2 + 8 HCO3{-} = 8 Cl{-} + 7 CaCO3 + 13 H2CO3
S2O5{-2} + MnO4{-} + H{+} = SO4{-2} + Mn{+2} + H2O =>
5 S2O5{-2} + 4 MnO4{-} + 2 H{+} = 10 SO4{-2} + 4 Mn{+2} + H2O
CrBr + FeI = CrI + FeBr =>
CrBr + FeI = CrI + FeBr
Ca(OH)2CO2 = CaCO3 + H2O =>
Ca(OH)2CO2 = CaCO3 + H2O
Cu + NO3{-} + H{+} = Cu{+2} + NO2 + H2O =>
Cu + 2 NO3{-} + 4 H{+} = Cu{+2} + 2 NO2 + 2 H2O
Fe + AgNO3 = Fe(NO3)2 + Ag15 =>
15 Fe + 30 AgNO3 = 15 Fe(NO3)2 + 2 Ag15
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Fe2Cl3 + NH4OH = (NH4)2Cl + Fe(OH)3 =>
Fe2Cl3 + 6 NH4OH = 3(NH4)2Cl + 2 Fe(OH)3
CaSO4 + AgNO3 = AgSO4 + CaNO3 =>
CaSO4 + AgNO3 = AgSO4 + CaNO3
OH + PK3 = P + (OH)K =>
3 OH + PK3 = P + 3(OH)K
Cl + CH4 = Cl2H4 + C =>
2 Cl + CH4 = Cl2H4 + C
NaMnO4 + HNO3 = NaNO3 + HMnO4 =>
NaMnO4 + HNO3 = NaNO3 + HMnO4
Na2Cr2O7 + H2O + S = Cr2O3 + NaOH + SO2 =>
2 Na2Cr2O7 + 2 H2O + 3 S = 2 Cr2O3 + 4 NaOH + 3 SO2
BaBr2 + Zn(NO3)2 = Ba(NO3)2 + ZnBr2 =>
BaBr2 + Zn(NO3)2 = Ba(NO3)2 + ZnBr2
H2CO + KMnO4 + H2SO4 = HCOOH + K2SO4 + MnSO4 + H2O =>
5 H2CO + 2 KMnO4 + 3 H2SO4 = 5 HCOOH + K2SO4 + 2 MnSO4 + 3 H2O
Pb(OH)2 + HCOOH = Pb(COOH)2 + H2O =>
Pb(OH)2 + 2 HCOOH = Pb(COOH)2 + 2 H2O
CuSO4 + KSCN + (NH2OH2)2SO4 = CuSCN + KHSO4 + H2O + SO4 + N2 =>
4 CuSO4 + 4 KSCN + (NH2OH2)2SO4 = 4 CuSCN + 4 KHSO4 + 2 H2O + SO4 + N2
PbS + Si = Pb + SiS =>
PbS + Si = Pb + SiS
CoCl2 + Na2O2 + NaOH + H2O = Co(OH)3 + NaCl =>
2 CoCl2 + Na2O2 + 2 NaOH + 2 H2O = 2 Co(OH)3 + 4 NaCl
Ba(OH)2 = BaO + H2O =>
Ba(OH)2 = BaO + H2O
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2 =>
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2
FeCl3*6H2O + NH4OH = Fe(OH)3 + NH4Cl + H2O =>
FeCl3*6H2O + 3 NH4OH = Fe(OH)3 + 3 NH4Cl + 6 H2O
KMnO4 + H2SO4 + Na2S2O3 = K2SO4 + Na2SO4 + MnSO4 + H2O =>
8 KMnO4 + 7 H2SO4 + 5 Na2S2O3 = 4 K2SO4 + 5 Na2SO4 + 8 MnSO4 + 7 H2O
KOH + BaSO3 = Ba(OH)2 + K2SO3 =>
2 KOH + BaSO3 = Ba(OH)2 + K2SO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
MnCO3 + H2O = MnO2 + HCO3{-} + H{+} + e =>
MnCO3 + 2 H2O = MnO2 + HCO3{-} + 3 H{+} + 2e
C2(s) + SiO2(s) = SiC(s) + CO(g) =>
3 C2(s) + 2 SiO2(s) = 2 SiC(s) + 4 CO(g)
N2O5 + H2SO4 = HNO3 + SO3 =>
N2O5 + H2SO4 = 2 HNO3 + SO3
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