Equations balanced on the previous day | Equations balanced on the next day |
O4 = 4 O
K3[Cr(SCN)6] + NaOH = Cr(OH)3 + KSCN + NaSCN =>
K3[Cr(SCN)6] + 3 NaOH = Cr(OH)3 + 3 KSCN + 3 NaSCN
C6H8O7 + NaOH = Na3C6H5O7 + H2O =>
C6H8O7 + 3 NaOH = Na3C6H5O7 + 3 H2O
Cr2O7{2-} + S4O8{2-} + H{+} = Cr{3+} + SO4{2-} + H2O =>
5 Cr2O7{2-} + 3 S4O8{2-} + 22 H{+} = 10 Cr{3+} + 12 SO4{2-} + 11 H2O
O2 + Pt(NH3)2 = PtO + NH3 =>
O2 + 2 Pt(NH3)2 = 2 PtO + 4 NH3
Cr(NO3)3 + FeSO4 = Cr2(SO4)3 + Fe(NO3)2 =>
2 Cr(NO3)3 + 3 FeSO4 = Cr2(SO4)3 + 3 Fe(NO3)2
K2Cr2O7 + C2H5OH + H2SO4 = K2SO4 + Cr2(SO4)3 + COOH + H2O =>
5 K2Cr2O7 + 3 C2H5OH + 20 H2SO4 = 5 K2SO4 + 5 Cr2(SO4)3 + 6 COOH + 26 H2O
C6H8O7 + NaOH = Na3C6H5O7 + H2O =>
C6H8O7 + 3 NaOH = Na3C6H5O7 + 3 H2O
Rb2CO3 + Fe(C2H3O2)2 = Rb(C2H3O2) + Fe(CO3) =>
Rb2CO3 + Fe(C2H3O2)2 = 2 Rb(C2H3O2) + Fe(CO3)
NaOH + KC8H5O4 = H2O + C8H4O4 + K + Na =>
NaOH + KC8H5O4 = H2O + C8H4O4 + K + Na
CuSCN + KIO3 + HCI = CuSO4 + KCI + HCN + ICI + H2O =>
4 CuSCN + 7 KIO3 + 14 HCI = 4 CuSO4 + 7 KCI + 4 HCN + 7 ICI + 5 H2O
Kl + Cu(NO3)2 = Cu + Kl5(NO3)2 =>
5 Kl + Cu(NO3)2 = Cu + Kl5(NO3)2
NO + H2O = HNO3 + H2 =>
2 NO + 4 H2O = 2 HNO3 + 3 H2
CuH2 + K3PO3 = Cu3(PO3)2 + KH =>
3 CuH2 + 2 K3PO3 = Cu3(PO3)2 + 6 KH
HCl + HIO3 + KI = I2 + H2O + KCl =>
5 HCl + HIO3 + 5 KI = 3 I2 + 3 H2O + 5 KCl
Cu2SO4 + AgNO3 = Ag2SO4 + CuNO3 =>
Cu2SO4 + 2 AgNO3 = Ag2SO4 + 2 CuNO3
C6H8O7 + NaOH = Na3C6H5O7 + H2O =>
C6H8O7 + 3 NaOH = Na3C6H5O7 + 3 H2O
Pb(C2H3O2)2 + NaI = Na(C2H3O2) + PbI2 =>
Pb(C2H3O2)2 + 2 NaI = 2 Na(C2H3O2) + PbI2
Co + Ag(NO3)2 + HCl = Ag + CoCl2 + H2(NO3)2 =>
Co + Ag(NO3)2 + 2 HCl = Ag + CoCl2 + H2(NO3)2
MnO2(s) + H2O2(g) = MnH2(s) + O2(g) =>
MnO2(s) + H2O2(g) = MnH2(s) + 2 O2(g)
Mg(s) + FeCl3(s) = MgCl2(s) + Fe(s) =>
3 Mg(s) + 2 FeCl3(s) = 3 MgCl2(s) + 2 Fe(s)
HBr(aq) + Ba(OH)2(aq) = H2O(l) + BaBr2(aq) =>
2 HBr(aq) + Ba(OH)2(aq) = 2 H2O(l) + BaBr2(aq)
CaO + HPF6 = Ca(PF6)2 + Ca(OH)2 =>
2 CaO + 2 HPF6 = Ca(PF6)2 + Ca(OH)2
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
MnO2(s) + H2O2(g) = MnH2(s) + O2(g) =>
MnO2(s) + H2O2(g) = MnH2(s) + 2 O2(g)
Pb(C2H3O2)2 + NaI = Na(C2H3O2) + PbI2 =>
Pb(C2H3O2)2 + 2 NaI = 2 Na(C2H3O2) + PbI2
MnO2(s) + H2O2(g) = MnH2(s) + O2(g) =>
MnO2(s) + H2O2(g) = MnH2(s) + 2 O2(g)
Ba(OH)2(aq) + CH3COOH(aq) = H2O + Ba(CH3COO)2 =>
Ba(OH)2(aq) + 2 CH3COOH(aq) = 2 H2O + Ba(CH3COO)2
Co + Ag(NO3)2 + HCl = Ag + CoCl2 + H2(NO3)2 =>
Co + Ag(NO3)2 + 2 HCl = Ag + CoCl2 + H2(NO3)2
Al2S3 + HNO3 = S + Al(NO3)2 + NO2 + H2O =>
Al2S3 + 8 HNO3 = 3 S + 2 Al(NO3)2 + 4 NO2 + 4 H2O
K2SO3 + HNO3 = H2O + KNO3 + SO2 =>
K2SO3 + 2 HNO3 = H2O + 2 KNO3 + SO2
CaCO4 + HC2H3O2 = CaC2H3O2 + CO2 + H2O =>
8 CaCO4 + 11 HC2H3O2 = 8 CaC2H3O2 + 14 CO2 + 10 H2O
NH4CN + Au(NO3)3 = Au(CN)3 + NH4NO3 =>
3 NH4CN + Au(NO3)3 = Au(CN)3 + 3 NH4NO3
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
PH3 + O2 = PO + H2 =>
2 PH3 + O2 = 2 PO + 3 H2
AgNO3 = Ag2O + NO2 + O2 =>
4 AgNO3 = 2 Ag2O + 4 NO2 + O2
AgNO3 = Ag{-} + NO3{+} =>
AgNO3 = Ag{-} + NO3{+}
CaCO4 + HC2H3O2 = CaC2H3O2 + CO2 + H2O =>
8 CaCO4 + 11 HC2H3O2 = 8 CaC2H3O2 + 14 CO2 + 10 H2O
CaO + HPF6 = Ca(PF6)2 + Ca(OH)2 =>
2 CaO + 2 HPF6 = Ca(PF6)2 + Ca(OH)2
Mg + AsCl3 = MgCl2 + As =>
3 Mg + 2 AsCl3 = 3 MgCl2 + 2 As
HIO3 + KOH + MnSO4 = MnO2 + I2 + K2SO4 + H2O =>
2 HIO3 + 10 KOH + 5 MnSO4 = 5 MnO2 + I2 + 5 K2SO4 + 6 H2O
Pb(C2H3O2)2 + NaI = Na(C2H3O2) + PbI2 =>
Pb(C2H3O2)2 + 2 NaI = 2 Na(C2H3O2) + PbI2
Co + Ag(NO3)2 + HCl = Ag + CoCl2 + H2(NO3)2 =>
Co + Ag(NO3)2 + 2 HCl = Ag + CoCl2 + H2(NO3)2
AgNO3 = Ag + NO3 =>
AgNO3 = Ag + NO3
K4[Co(NO2)6] + KMnO4 + H2SO4 = K2SO4 + CoSO4 + H2O + HNO3 + MnSO4 =>
5 K4[Co(NO2)6] + 12 KMnO4 + 33 H2SO4 = 16 K2SO4 + 5 CoSO4 + 18 H2O + 30 HNO3 + 12 MnSO4
MnO2(s) + H2O2(g) = MnH2(s) + O2(g) =>
MnO2(s) + H2O2(g) = MnH2(s) + 2 O2(g)
Co + Br = CoBr =>
Co + Br = CoBr
FeCl3 + CH3COONa + H2O = (CH3COO)Fe(OH)2 + NaCl + HCl =>
FeCl3 + CH3COONa + 2 H2O = (CH3COO)Fe(OH)2 + NaCl + 2 HCl
Al2O3 + CO2 = Al2(CO3)3 =>
Al2O3 + 3 CO2 = Al2(CO3)3
Cu + Cr(CH3COO)3 = Cu(CH3COO)3 + Cr3 =>
3 Cu + 3 Cr(CH3COO)3 = 3 Cu(CH3COO)3 + Cr3
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