Equations balanced on the previous day | Equations balanced on the next day |
P + 3 I = PI3
S2O3{2-} + Sb2O5 + H2O = H2SO3 + SbO{+} + OH{-} =>
S2O3{2-} + Sb2O5 + 4 H2O = 2 H2SO3 + 2 SbO{+} + 4 OH{-}
ZnCl2 + Na2S = ZnS + Na2Cl2 =>
ZnCl2 + Na2S = ZnS + Na2Cl2
NaCl + H2O = HCl + O2 + Na =>
4 NaCl + 2 H2O = 4 HCl + O2 + 4 Na
Ca + SnCl4 = CaSnCl4 =>
Ca + SnCl4 = CaSnCl4
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
Mg(NO3)2 + Na2Po4 = MgPo4 + NaNO3 =>
Mg(NO3)2 + Na2Po4 = MgPo4 + 2 NaNO3
KMnO4 + Mg + H2SO4 = K2SO4 + MnSO4 + MgSO4 + H2O =>
2 KMnO4 + 5 Mg + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 MgSO4 + 8 H2O
HCl(aq) + K2S(aq) = H2S(s) + KCl(aq) =>
2 HCl(aq) + K2S(aq) = H2S(s) + 2 KCl(aq)
K + O2 = K2O =>
4 K + O2 = 2 K2O
CsCl = Cl2 + Cs =>
2 CsCl = Cl2 + 2 Cs
Pb(s) + H2O(l) = Pb(OH)2(aq) + H2(g) =>
Pb(s) + 2 H2O(l) = Pb(OH)2(aq) + H2(g)
(OH)2 = O2 + H2O =>
2(OH)2 = O2 + 2 H2O
Cu + KNO3 = Cu(NO3)2 + K =>
Cu + 2 KNO3 = Cu(NO3)2 + 2 K
Zn(NO3)2 + NaOH = Zn(OH)2 + NaNO3 =>
Zn(NO3)2 + 2 NaOH = Zn(OH)2 + 2 NaNO3
OsO4 + CO = Os3(CO)12 + CO2 =>
3 OsO4 + 24 CO = Os3(CO)12 + 12 CO2
K3[Cr(OH)6] + KOH = K2CrO4 + H2O + K =>
K3[Cr(OH)6] + 2 KOH = K2CrO4 + 4 H2O + 3 K
C5H11NO2 + O2 = CO2 + H2O + N2 =>
4 C5H11NO2 + 27 O2 = 20 CO2 + 22 H2O + 2 N2
C3H9Al + H2O = CH4 + Al2O3 =>
2 C3H9Al + 3 H2O = 6 CH4 + Al2O3
Al = Al{+3} + e =>
Al = Al{+3} + 3e
C3H7OH + C3H5COOH = H2O + C6H12O2 =>
10 C3H7OH + 6 C3H5COOH = 4 H2O + 9 C6H12O2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
NaHO + Cl = NaCl + NaClO + H2O =>
2 NaHO + 2 Cl = NaCl + NaClO + H2O
C5H7O2N + O2 = CO + H2O + NH3 =>
2 C5H7O2N + 5 O2 = 10 CO + 4 H2O + 2 NH3
Pb3N4 + KI = PbI4 + K3N =>
Pb3N4 + 12 KI = 3 PbI4 + 4 K3N
KMnO4 + HBr + H2SO4 = MnSO4 + Br2 + KOH + H2O =>
2 KMnO4 + 10 HBr + 2 H2SO4 = 2 MnSO4 + 5 Br2 + 2 KOH + 6 H2O
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
Ca(NO3)2 + NaCl = CaCl2 + NaNO3 =>
Ca(NO3)2 + 2 NaCl = CaCl2 + 2 NaNO3
K2CrO4 + KOH + H2O + K[Sn(OH)3] = K3[Cr(OH)6] + K2[Sn(OH)6] =>
2 K2CrO4 + 5 KOH + 8 H2O + 3 K[Sn(OH)3] = 2 K3[Cr(OH)6] + 3 K2[Sn(OH)6]
HfCl4(s) + H2O(g) = HfO2(s) + HCl(g) =>
HfCl4(s) + 2 H2O(g) = HfO2(s) + 4 HCl(g)
Al(OH)3 + NH4ClO4 = Al(ClO4)3 + NH4OH =>
Al(OH)3 + 3 NH4ClO4 = Al(ClO4)3 + 3 NH4OH
CH3CH(OH)CH3 + Na2Cr2O7 + H2SO4 = CH3CH2CH2CHO + Cr2(SO4)3 + Na2SO4 + H2O =>
4 CH3CH(OH)CH3 + Na2Cr2O7 + 4 H2SO4 = 3 CH3CH2CH2CHO + Cr2(SO4)3 + Na2SO4 + 8 H2O
Fe{3+} + H2O + NO2{-} = Fe{2+} + NO3{-} + H{+} =>
2 Fe{3+} + H2O + NO2{-} = 2 Fe{2+} + NO3{-} + 2 H{+}
C + H2O = C2H6OH + O2 =>
8 C + 14 H2O = 4 C2H6OH + 5 O2
Pb(NO3)2 + K2CO3 = PbCO3 + KNO3 =>
Pb(NO3)2 + K2CO3 = PbCO3 + 2 KNO3
Na(C2H3O2) + K2SO4 = K(C2H3O2) + Na2SO4 =>
2 Na(C2H3O2) + K2SO4 = 2 K(C2H3O2) + Na2SO4
(NO3)(NH4) = N2O + H2O =>
(NO3)(NH4) = N2O + 2 H2O
FeSO4 + PO4{3-} = Fe3(PO4)2 + SO4{2-} =>
3 FeSO4 + 2 PO4{3-} = Fe3(PO4)2 + 3 SO4{2-}
Ag2O + H2O + Zn = Ag + Zn(OH)2 =>
Ag2O + H2O + Zn = 2 Ag + Zn(OH)2
(NH4)2(C2O4) + H3(PO4) = (NH4)3(PO4) + H2(C2O4) =>
3(NH4)2(C2O4) + 2 H3(PO4) = 2(NH4)3(PO4) + 3 H2(C2O4)
AgNO3 + CuCl2 = AgCl + Cu(NO3)2 =>
2 AgNO3 + CuCl2 = 2 AgCl + Cu(NO3)2
Cu + HNO3 = CuNO3 + nitrogenmonoxide + water =>
3 Cu + 4 HNO3 = 3 CuNO3 + NO + 2 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CuF2 + NaOH = Cu(OH)2 + NaF =>
CuF2 + 2 NaOH = Cu(OH)2 + 2 NaF
Cr2(SO4)3 + HCl = H2O + SO3 + CrCl3 =>
Cr2(SO4)3 + 6 HCl = 3 H2O + 3 SO3 + 2 CrCl3
BaCl2 + Co2SO4 = BaSO4 + CoCl =>
BaCl2 + Co2SO4 = BaSO4 + 2 CoCl
CH18 + O2 = CO2 + H2O =>
2 CH18 + 11 O2 = 2 CO2 + 18 H2O
NH3OH + HCl = H2O + (NH3)Cl =>
NH3OH + HCl = H2O + (NH3)Cl
Cu(OH)2(aq) + H2SO4(aq) = CuSO4(aq) + H2O =>
Cu(OH)2(aq) + H2SO4(aq) = CuSO4(aq) + 2 H2O
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
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