Equations balanced on the previous day | Equations balanced on the next day |
HgO + 2 NaOH = Hg(OH)2 + Na2O
FeO2 + H2SO4 = Fe(SO4)2 + H2O =>
FeO2 + 2 H2SO4 = Fe(SO4)2 + 2 H2O
NH4Cl = NH3 + HCl* =>
NH4Cl = NH3 + HCl*
Ag + ZnCl2 = AgCl2 + Zn =>
Ag + ZnCl2 = AgCl2 + Zn
NaOC6H4COONa + H2SO4 = HOC6H4COOH + Na2SO4 =>
NaOC6H4COONa + H2SO4 = HOC6H4COOH + Na2SO4
Sn + HNO3 = Sn(NO3)2 + N20 + H2O =>
50 Sn + 120 HNO3 = 50 Sn(NO3)2 + N20 + 60 H2O
Sn(ClO3)4 + H2O = HClO3 + Sn(OH)4 =>
Sn(ClO3)4 + 4 H2O = 4 HClO3 + Sn(OH)4
Al + H2O = Al(OH) + H3O =>
Al + 2 H2O = Al(OH) + H3O
Cu(NO3)2 + (NH4)2SO4 = CuSO4 + NH4(NO3) =>
Cu(NO3)2 + (NH4)2SO4 = CuSO4 + 2 NH4(NO3)
H2O + H3PO4 = H2PO4{-} + H3O{+} =>
H2O + H3PO4 = H2PO4{-} + H3O{+}
HCOOOCH3 + O2 = CO2 + H2O =>
2 HCOOOCH3 + 3 O2 = 4 CO2 + 4 H2O
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
Na2CO3 + HH2C3O2 = NaH2C3O2 + H2CO3 =>
Na2CO3 + 2 HH2C3O2 = 2 NaH2C3O2 + H2CO3
(NH4)2S + ZnCl2 = SZn + NH4Cl =>
(NH4)2S + ZnCl2 = SZn + 2 NH4Cl
Na2[Mn(OH)4] + HCl = MnCl2 + NaCl + H2O =>
Na2[Mn(OH)4] + 4 HCl = MnCl2 + 2 NaCl + 4 H2O
CH3CH2CH2 + H2O = H2 + CH3CH2CHO =>
2 CH3CH2CH2 + 2 H2O = 3 H2 + 2 CH3CH2CHO
Pb + HXeO{-}4 = Xe + HPbO{-}2 =>
Pb + HXeO{-}4 = Xe + HPbO{-}2
SiO2 + H2O = H2SiO3 =>
SiO2 + H2O = H2SiO3
C2H4 + O2 = CO3 + H2O =>
C2H4 + 4 O2 = 2 CO3 + 2 H2O
LiH + HNO2 = LiNO2 + H2 =>
LiH + HNO2 = LiNO2 + H2
C6H2(NO2)3CH3 + Fe + HCl = C6H2(NH2)3CH3 + FeCl2 + H2O =>
C6H2(NO2)3CH3 + 9 Fe + 18 HCl = C6H2(NH2)3CH3 + 9 FeCl2 + 6 H2O
HCHO + Ag(NH3)2OH = (NH4)2CO3 + Ag + NH3 + H2O =>
HCHO + 4 Ag(NH3)2OH = (NH4)2CO3 + 4 Ag + 6 NH3 + 2 H2O
[Cu(NH3)4(H2O)2]{+2} + H2SO4 = CuSO4 + (NH4)2SO4 + H3O{+} =>
[Cu(NH3)4(H2O)2]{+2} + 3 H2SO4 = CuSO4 + 2(NH4)2SO4 + 2 H3O{+}
BrO3{-} + Sn{2+} + H2{2+} = Br{-} + Sn{4+} + H2O =>
BrO3{-} + 3 Sn{2+} + 3 H2{2+} = Br{-} + 3 Sn{4+} + 3 H2O
C2H4 + O2 = CO3 + H2O =>
C2H4 + 4 O2 = 2 CO3 + 2 H2O
KMnO4 + H2SO4 + C = CO + H2O + KMnSO4 =>
KMnO4 + H2SO4 + 3 C = 3 CO + H2O + KMnSO4
Cr2O7{2-} + V3{+} + H{+} = Cr3{+} + VO2{+} + H2O =>
21 Cr2O7{2-} + 17 V3{+} + 90 H{+} = 14 Cr3{+} + 51 VO2{+} + 45 H2O
Rb(s) + Zn(NO3)2(aq) = RbNO3(aq) + Zn2(s) =>
4 Rb(s) + 2 Zn(NO3)2(aq) = 4 RbNO3(aq) + Zn2(s)
FeCr2O4 + K2CO3 + O2 = K2CrO4 + Fe2O3 + CO2 =>
4 FeCr2O4 + 8 K2CO3 + 7 O2 = 8 K2CrO4 + 2 Fe2O3 + 8 CO2
Ba(NO3)2 = Ba + (NO3)2 =>
Ba(NO3)2 = Ba + (NO3)2
Al + Ni(CH3COO)2 = Al(CH3COO)3 + Ni =>
2 Al + 3 Ni(CH3COO)2 = 2 Al(CH3COO)3 + 3 Ni
NaN3(s) = Na(s) + N2(g) =>
2 NaN3(s) = 2 Na(s) + 3 N2(g)
FeSO4 + KMnO4 + H2O = Fe2(SO4)3 + KOH + MnO2 + Fe(OH)3 =>
3 FeSO4 + KMnO4 + 2 H2O = Fe2(SO4)3 + KOH + MnO2 + Fe(OH)3
Zn{2+} + NH4OH = Zn(OH)4{2-} + NH4{+} =>
Zn{2+} + 4 NH4OH = Zn(OH)4{2-} + 4 NH4{+}
Na2S + Cr2(SO4)3 = Na2(SO4)3 + Cr2S =>
Na2S + Cr2(SO4)3 = Na2(SO4)3 + Cr2S
Cu(OH)2 + NO2H2 = CuNO2 + H2O =>
Cu(OH)2 + NO2H2 = CuNO2 + 2 H2O
HF + BaO = BaF2 + H2O =>
2 HF + BaO = BaF2 + H2O
H3PO4 + (NH4)2MoO4 + HNO3 = [(NH4)3PO4*12MoO3] + NH4NO3 + H2O =>
H3PO4 + 12(NH4)2MoO4 + 21 HNO3 = [(NH4)3PO4*12MoO3] + 21 NH4NO3 + 12 H2O
HNO3 + K2CrO4 = H2CrO4 + KNO3 =>
2 HNO3 + K2CrO4 = H2CrO4 + 2 KNO3
SiO2 + CaF2 = SiF4 + CaO =>
SiO2 + 2 CaF2 = SiF4 + 2 CaO
Mg3(AsO4)2 + Li2CO3 = MgCO3 + Li3(AsO4) =>
Mg3(AsO4)2 + 3 Li2CO3 = 3 MgCO3 + 2 Li3(AsO4)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Hg(NO3)2 + Na2CO3 = HgCO3 + NaNO3 =>
Hg(NO3)2 + Na2CO3 = HgCO3 + 2 NaNO3
Li2O + NaOH = LiOH + Na2O =>
Li2O + 2 NaOH = 2 LiOH + Na2O
C6H12O6 + NaOH = C5H11O5COOH + NaH =>
C6H12O6 + NaOH = C5H11O5COOH + NaH
Ln(OH)3 + O2 = LnO2 + H2O =>
4 Ln(OH)3 + O2 = 4 LnO2 + 6 H2O
H2SiO3 + CO2 = H2CO3 + SiO2 =>
H2SiO3 + CO2 = H2CO3 + SiO2
Pb(NO3)2 + Na2CO3 = PbCO3 + NO3Na =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NO3Na
FeS + O2 = (Fe2)O3 + SO2 =>
4 FeS + 7 O2 = 2(Fe2)O3 + 4 SO2
HCl + Ag = AgCl3 + H2 =>
6 HCl + 2 Ag = 2 AgCl3 + 3 H2
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