Equations balanced on the previous day | Equations balanced on the next day |
4 Fe + 12 HC2 + 18 H3O2 = 4 Fe(C2H3O3)3 + 15 H2
ZnO = Zn + O2 =>
2 ZnO = 2 Zn + O2
H2KO4 + NaCN = HCN + Na2KO4 =>
H2KO4 + 2 NaCN = 2 HCN + Na2KO4
Na + B = Na3B =>
3 Na + B = Na3B
Li + Cr3(PO4)2 = Cr + Li3PO4 =>
6 Li + Cr3(PO4)2 = 3 Cr + 2 Li3PO4
F2 + AgI = AgF + I =>
F2 + 2 AgI = 2 AgF + 2 I
Pb + Sn{+2} = Pb{2+} + Sn =>
Pb + Sn{+2} = Pb{2+} + Sn
Na3Sb + K2Cr2O7 + HCl = SbCl3 + CrCl3 + NaCl + KCl + H2O =>
Na3Sb + K2Cr2O7 + 14 HCl = SbCl3 + 2 CrCl3 + 3 NaCl + 2 KCl + 7 H2O
FeHPO4 + C6H8O7 = H3PO4 + Fe + C4H10 + CO2 =>
7 FeHPO4 + 8 C6H8O7 = 7 H3PO4 + 7 Fe + 5 C4H10 + 28 CO2
Ca(MnO4)2 + H2SO4 + SnCl2 = MnSO4 + CaSO4 + SnCl4 + H2O + SnSO4 =>
Ca(MnO4)2 + 8 H2SO4 + 10 SnCl2 = 2 MnSO4 + CaSO4 + 5 SnCl4 + 8 H2O + 5 SnSO4
NaOCl + H2NSO3H = ClNHSO3Na + H2O =>
NaOCl + H2NSO3H = ClNHSO3Na + H2O
Fe(ClO3)3 + Mg = Fe + Mg(ClO3)2 =>
2 Fe(ClO3)3 + 3 Mg = 2 Fe + 3 Mg(ClO3)2
H3PO4 + OH{-} = H2PO4{-} + H2O =>
H3PO4 + OH{-} = H2PO4{-} + H2O
SiCl4(l) + H2O = SiO2 + HCl(aq) =>
SiCl4(l) + 2 H2O = SiO2 + 4 HCl(aq)
CO2 + KOH = K2CO3 + H2O =>
CO2 + 2 KOH = K2CO3 + H2O
C18H34O2 + CH3OH = C18H34O2CH3 + H2O =>
5 C18H34O2 + 24 CH3OH = 6 C18H34O2CH3 + 22 H2O
Fe + H2O = Fe2O3 + H =>
2 Fe + 3 H2O = Fe2O3 + 6 H
Hg2S + Cr = HgCr + S =>
Hg2S + 2 Cr = 2 HgCr + S
HCl + KI + K2CrO4 = KCl + CrCl3 + I + H2O =>
8 HCl + 3 KI + K2CrO4 = 5 KCl + CrCl3 + 3 I + 4 H2O
Na2S2O3 + FeCl3 = Fe(ClS2O3) + NaCl =>
Na2S2O3 + FeCl3 = Fe(ClS2O3) + 2 NaCl
CH2O + Cu(OH)2 + NaOH = Na2CO3 + Cu + H2O =>
CH2O + 2 Cu(OH)2 + 2 NaOH = Na2CO3 + 2 Cu + 4 H2O
Fe + Au3 = FeAu2 =>
3 Fe + 2 Au3 = 3 FeAu2
Fe(CO3)2 + Al = Al2(CO3)3 + Fe =>
3 Fe(CO3)2 + 4 Al = 2 Al2(CO3)3 + 3 Fe
H3C6H5O7 + KOH = K + C5H5O7 + H2O =>
5 H3C6H5O7 + 24 KOH = 24 K + 6 C5H5O7 + 17 H2O
FeSO4 + NaOH + Br2 = Fe(OH)2 + NaBr + NaSO4 =>
2 FeSO4 + 4 NaOH + Br2 = 2 Fe(OH)2 + 2 NaBr + 2 NaSO4
H2C4H4O6 + K2CO3 = KC2H4 + CO2 + H2O =>
13 H2C4H4O6 + 5 K2CO3 = 10 KC2H4 + 37 CO2 + 19 H2O
Hg(OH)2 + NH4OH = (Hg(NH3)4)(OH)2 + H2O =>
Hg(OH)2 + 4 NH4OH = (Hg(NH3)4)(OH)2 + 4 H2O
BaCl + Na2(SO4) = BaSO4 + Na2Cl =>
BaCl + Na2(SO4) = BaSO4 + Na2Cl
CaCO3 + H2O = Ca(OH)2 + H2CO3 =>
CaCO3 + 2 H2O = Ca(OH)2 + H2CO3
Zn(s) + AuCl3(aq) = Au(s) + ZnCl2(aq) =>
3 Zn(s) + 2 AuCl3(aq) = 2 Au(s) + 3 ZnCl2(aq)
W(OH)6 = WO3 + H2O =>
W(OH)6 = WO3 + 3 H2O
Pb(NO3)4 + H2S = PbS + HNO3 + S =>
Pb(NO3)4 + 2 H2S = PbS + 4 HNO3 + S
P4 + O6 + H2O = H3PO4 =>
3 P4 + 5 O6 + 18 H2O = 12 H3PO4
Zn(NO3) + (NH4)2S = Zn(NH4) + S(NO3)2 =>
2 Zn(NO3) + (NH4)2S = 2 Zn(NH4) + S(NO3)2
O + Na = O2Na =>
2 O + Na = O2Na
C28H38O19 + O2 = CO2 + H2O =>
C28H38O19 + 28 O2 = 28 CO2 + 19 H2O
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
Na4PO4 + KOH = NaOH + K + PO4 =>
Na4PO4 + 4 KOH = 4 NaOH + 4 K + PO4
FeCl3 + AgNO = AgCl3 + FeNO =>
FeCl3 + AgNO = AgCl3 + FeNO
Na2B4O7 + H2SO4 + CH3OH = B(OCH3)3 + Na2SO4 + H2O =>
Na2B4O7 + H2SO4 + 12 CH3OH = 4 B(OCH3)3 + Na2SO4 + 7 H2O
Zn + NO3{-} + H{+} = Zn{2+} + NH{4+} + H2O =>
Zn + NO3{-} + 7 H{+} = Zn{2+} + NH{4+} + 3 H2O
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
NbBr3 + H2O = NbOH + HBr3 =>
NbBr3 + H2O = NbOH + HBr3
Zn + Pb + No3 = ZnNo32Pb =>
3 Zn + 3 Pb + 32 No3 = 3 ZnNo32Pb
As2S3 + NO3{-} + H2O = HAsO4{-2} + S + NO2{-} + H{+} =>
As2S3 + 5 NO3{-} + 3 H2O = 2 HAsO4{-2} + 3 S + 5 NO2{-} + 4 H{+}
AgC2H3O2 + Na(PO4)2 = Ag(PO4)2 + NaC2H3O2 =>
AgC2H3O2 + Na(PO4)2 = Ag(PO4)2 + NaC2H3O2
C3H8O + Al2O3 = C9H21O3Al + H2O =>
6 C3H8O + Al2O3 = 2 C9H21O3Al + 3 H2O
HgNH4Cl + Cl{-} + NO3{-} = OH{-} + HgCl4{2-} + N2 + H2O =>
HgNH4Cl + 3 Cl{-} + NO3{-} = 2 OH{-} + HgCl4{2-} + N2 + H2O
NH4Cl + (Na2)SO4 = (NH4)2SO4 + NaCl =>
2 NH4Cl + (Na2)SO4 = (NH4)2SO4 + 2 NaCl
(CH3O)2O + C2H5COC2H5 = CH3COCH2COC2H5 + C2H5HO =>
7(CH3O)2O + 16 C2H5COC2H5 = 10 CH3COCH2COC2H5 + 17 C2H5HO
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