Equations balanced on the previous day | Equations balanced on the next day |
4 Cu + O2 = 2 Cu2O
Na2[Zn(OH)4] + HCl = NaOH + H2O + ZnCl2 =>
Na2[Zn(OH)4] + 2 HCl = 2 NaOH + 2 H2O + ZnCl2
[Cu(NH3)2](OH) + O2 + H2O + NH3 = [Cu(NH3)4](OH)2 =>
4[Cu(NH3)2](OH) + O2 + 2 H2O + 8 NH3 = 4[Cu(NH3)4](OH)2
Zn(s) + Pb(NO3)2(aq) = Pb(s) + Zn(NO3)2(aq) =>
Zn(s) + Pb(NO3)2(aq) = Pb(s) + Zn(NO3)2(aq)
K + Al(NO3)3 = Al + KNO3 =>
3 K + Al(NO3)3 = Al + 3 KNO3
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
CaC2 + Na2CO3 = CaCO3 + NaC =>
CaC2 + Na2CO3 = CaCO3 + 2 NaC
Mg + HBr = H(g) + MgBr(aq) =>
Mg + HBr = H(g) + MgBr(aq)
CaCN2 + Na2CO3 + C = NaCN + CaO + CO =>
CaCN2 + Na2CO3 + 2 C = 2 NaCN + CaO + 2 CO
Al2 + KOH + H2O = K3Al(OH)6 + H2 =>
Al2 + 6 KOH + 6 H2O = 2 K3Al(OH)6 + 3 H2
C6H12O5 + Ag2O = C6H12O6 + Ag =>
C6H12O5 + Ag2O = C6H12O6 + 2 Ag
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
KCl + Na2(SO4) = K2(SO4) + NaCl =>
2 KCl + Na2(SO4) = K2(SO4) + 2 NaCl
IF5 + H2O = HF + HIO3 =>
IF5 + 3 H2O = 5 HF + HIO3
MnO2 + KOH = KMnO4 + Mn2O3 + H2O =>
8 MnO2 + 2 KOH = 2 KMnO4 + 3 Mn2O3 + H2O
Au + HCl = AuCl2 + H2 =>
Au + 2 HCl = AuCl2 + H2
Cu + HNO3 = CuNO3 + NO + H2O =>
3 Cu + 4 HNO3 = 3 CuNO3 + NO + 2 H2O
H2O2 + MnO2 = HMn + O4 =>
2 H2O2 + 4 MnO2 = 4 HMn + 3 O4
Fe2SiO4 + CO2 + H2O = FeCO3 + H4SiO4 =>
Fe2SiO4 + 2 CO2 + 2 H2O = 2 FeCO3 + H4SiO4
CaBr2 + AgNO3 = AgBr + Ca(NO3)2 =>
CaBr2 + 2 AgNO3 = 2 AgBr + Ca(NO3)2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
HNO2(aq) + HI = I2 + NO + H2O =>
2 HNO2(aq) + 2 HI = I2 + 2 NO + 2 H2O
Fe(OH)2 + N2O5 = Fe2O3 + NH3 + H2O =>
16 Fe(OH)2 + N2O5 = 8 Fe2O3 + 2 NH3 + 13 H2O
Sr(OH)2 + HCl = SrCl2 + H2O =>
Sr(OH)2 + 2 HCl = SrCl2 + 2 H2O
MnO2 + H2O = Mn2O3 + OH =>
2 MnO2 + H2O = Mn2O3 + 2 OH
CH3Br + NaOH = CH3OH + NaBr =>
CH3Br + NaOH = CH3OH + NaBr
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
H3 + O3 = H3O =>
3 H3 + O3 = 3 H3O
K(NO3) + K3Fe(CN)6 = K(CN) + K3Fe(NO3)6 =>
6 K(NO3) + K3Fe(CN)6 = 6 K(CN) + K3Fe(NO3)6
H2SO4 + Ni = Ni2(SO4)3 + S + H2O =>
4 H2SO4 + 2 Ni = Ni2(SO4)3 + S + 4 H2O
(PO4)3 + H2O = H3PO4 + OH =>
(PO4)3 + 9 H2O = 3 H3PO4 + 9 OH
Mg(ClO3)2 = MgCl2 + O2 =>
Mg(ClO3)2 = MgCl2 + 3 O2
Al(s) + NaOH(aq) + H2O(l) = NaAlO(l)2(s) + H2(g) =>
2 Al(s) + 2 NaOH(aq) + 2 H2O(l) = 2 NaAlO(l)2(s) + 3 H2(g)
Rb + O2 = Rb2O =>
4 Rb + O2 = 2 Rb2O
HNO2 + CH3CH2CH2NH2 = CH3CH2CH2OH + N2 + H2 =>
2 HNO2 + 4 CH3CH2CH2NH2 = 4 CH3CH2CH2OH + 3 N2 + 3 H2
BaSO4 + H2O + SO2 = BaSO3 + H2SO4 =>
BaSO4 + H2O + SO2 = BaSO3 + H2SO4
CH3OH + Ca = CH3OCa + H2 =>
2 CH3OH + 2 Ca = 2 CH3OCa + H2
Ag(NH3)2OH + C6H5CHO = Ag + C6H5COONH4 + NH3 + H2O =>
2 Ag(NH3)2OH + C6H5CHO = 2 Ag + C6H5COONH4 + 3 NH3 + H2O
MoO3 + NaOH = Na2MoO4 + H2O =>
MoO3 + 2 NaOH = Na2MoO4 + H2O
(NO2) + (H2O) = HNO3 + NO =>
3(NO2) + (H2O) = 2 HNO3 + NO
Mg(ClO3)2 = MgCl2 + O2 =>
Mg(ClO3)2 = MgCl2 + 3 O2
NaSiO3 + H2SO4 = NaSO4 + H2O + SiO2 =>
NaSiO3 + H2SO4 = NaSO4 + H2O + SiO2
SrSO3 + SO2 + H2O = Sr(HSO3)2 =>
SrSO3 + SO2 + H2O = Sr(HSO3)2
C6H5OH + FeCl3 = Fe(C6H5O)3 + HCl =>
3 C6H5OH + FeCl3 = Fe(C6H5O)3 + 3 HCl
K[Fe(C2O4)2(H2O)2] + KMnO4 = K[Fe(MnO4)4(H2O)2] + K2C2O4 =>
K[Fe(C2O4)2(H2O)2] + 4 KMnO4 = K[Fe(MnO4)4(H2O)2] + 2 K2C2O4
Hg2CrO4 = Cr2O3 + Hg + O2 =>
4 Hg2CrO4 = 2 Cr2O3 + 8 Hg + 5 O2
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
NH4NO2 + FeSO4 + H2SO4 = Fe2(SO4)3 + (NH4)2SO4 + H2O =>
NH4NO2 + 6 FeSO4 + 4 H2SO4 = 3 Fe2(SO4)3 + (NH4)2SO4 + 2 H2O
CH3OH + Ca = CH3OCa + H2 =>
2 CH3OH + 2 Ca = 2 CH3OCa + H2
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