Equations balanced on the previous day | Equations balanced on the next day |
Mg + 2 H3O = Mg(OH)2 + 2 H2
NaAsO2 + HCl + Zn = AsH3 + ZnCl2 + H2O + NaCl =>
NaAsO2 + 7 HCl + 3 Zn = AsH3 + 3 ZnCl2 + 2 H2O + NaCl
Ca(NO3)2 + (NH4)2C2O4 = (NO3)(NH4) + CaC2O4 =>
Ca(NO3)2 + (NH4)2C2O4 = 2(NO3)(NH4) + CaC2O4
ZnO + Fe3O4 = Zn + Fe2O3 =>
ZnO + 2 Fe3O4 = Zn + 3 Fe2O3
Pb(NO3)2 + K(ClO3) = Pb(ClO3)2 + KNO3 =>
Pb(NO3)2 + 2 K(ClO3) = Pb(ClO3)2 + 2 KNO3
H3PO3 + H2O = H3O{+} + HPO3{2-} =>
H3PO3 + 2 H2O = 2 H3O{+} + HPO3{2-}
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CH4 + NH = HCN + H2 =>
CH4 + NH = HCN + 2 H2
NO2 + O2 + Pb = Pb(NO3)2 =>
2 NO2 + O2 + Pb = Pb(NO3)2
Ca(NO3)2 = Ca(NO2)2 + O2 =>
Ca(NO3)2 = Ca(NO2)2 + O2
NaH2PO + Zn + H2SO4 = PH3 + ZnSO4 + Na2SO4 + H2O =>
2 NaH2PO + 2 Zn + 3 H2SO4 = 2 PH3 + 2 ZnSO4 + Na2SO4 + 2 H2O
KNO2 + H2SO4 + K2Cr2O7 = KNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
3 KNO2 + 4 H2SO4 + K2Cr2O7 = 3 KNO3 + Cr2(SO4)3 + K2SO4 + 4 H2O
C6H10 + K2Cr2O7 + H2SO4 = HOOC(CH2)4COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 C6H10 + 4 K2Cr2O7 + 16 H2SO4 = 3 HOOC(CH2)4COOH + 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
C2H3O2 + Cu = C2H3O2Cu =>
C2H3O2 + Cu = C2H3O2Cu
KCr(C2O2)2(H2O) + KOH = Cr(OH)3 + H2O + K8 + CO2 =>
2 KCr(C2O2)2(H2O) + 22 KOH = 2 Cr(OH)3 + 10 H2O + 3 K8 + 8 CO2
ZnCO3 + H2SO4 = ZnSO4 + H2O + CO2 =>
ZnCO3 + H2SO4 = ZnSO4 + H2O + CO2
NaCO3 + CaOH2 = NaOH2 + CaCO3 =>
NaCO3 + CaOH2 = NaOH2 + CaCO3
Co(NO3)2 + Zn(NO3)2 = Co2ZnO4 + NO2 + O2 =>
2 Co(NO3)2 + Zn(NO3)2 = Co2ZnO4 + 6 NO2 + O2
PbH4 + H2Se = PbSe2 + H4 =>
PbH4 + 2 H2Se = PbSe2 + 2 H4
H2SO4 + CuO = CuSO4 + H2O =>
H2SO4 + CuO = CuSO4 + H2O
H2SeO3 + H2S = Se8 + S8 + H2O =>
8 H2SeO3 + 16 H2S = Se8 + 2 S8 + 24 H2O
Fe(OH)3 + H3O{+} = H2O + Fe{3+} =>
Fe(OH)3 + 3 H3O{+} = 6 H2O + Fe{3+}
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
HNO3(aq) + S(aq) = NO2(g) + H2O(l) + H2SO4(aq) =>
6 HNO3(aq) + S(aq) = 6 NO2(g) + 2 H2O(l) + H2SO4(aq)
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
Fe + Br2 = Fe2(Br2)3 =>
2 Fe + 3 Br2 = Fe2(Br2)3
CuCl2 + SO4 = CuSO4 + Cl2 =>
CuCl2 + SO4 = CuSO4 + Cl2
NH4Cl + Br2 = NH4 + BrCl2 =>
4 NH4Cl + Br2 = 4 NH4 + 2 BrCl2
CS2 + Cl = CCl2 + S2 =>
CS2 + 2 Cl = CCl2 + S2
HCl + Na2C2O4 = H2C2O4 + NaCl =>
2 HCl + Na2C2O4 = H2C2O4 + 2 NaCl
Hg(OH)2 + H3PO4 = HgHPO4 + H2O =>
Hg(OH)2 + H3PO4 = HgHPO4 + 2 H2O
C3H8 + O2 = H2O + CO2 =>
C3H8 + 5 O2 = 4 H2O + 3 CO2
CH3COOH + NaHCO3 = NaCH2COOH + H2O + CO2 =>
CH3COOH + NaHCO3 = NaCH2COOH + H2O + CO2
PbS2 = PbS + S2 =>
2 PbS2 = 2 PbS + S2
KMnO4 + LiNO2 + H2O = MnO2 + LiNO3 + KOH =>
2 KMnO4 + 3 LiNO2 + H2O = 2 MnO2 + 3 LiNO3 + 2 KOH
C7H8 + KMnO4 = C7H5O2K + MnO2 + KOH + H2O =>
C7H8 + 2 KMnO4 = C7H5O2K + 2 MnO2 + KOH + H2O
H1SO4 + Al = Al2(SO4)3 + H2 =>
6 H1SO4 + 4 Al = 2 Al2(SO4)3 + 3 H2
NaHCO3 + HCl = HClHCO3 + Na =>
NaHCO3 + HCl = HClHCO3 + Na
Cd + Ni2O3 + H2O = Ni(OH)2 + Cd8(OH)2 =>
8 Cd + Ni2O3 + 3 H2O = 2 Ni(OH)2 + Cd8(OH)2
SnOHCl + KOH = Sn(OH)2 + KCl =>
SnOHCl + KOH = Sn(OH)2 + KCl
AgBr + HCl = HBr + AgCl =>
AgBr + HCl = HBr + AgCl
Ca5(PO4)3F + HCl = HF + CaCl2 + H3PO4 =>
Ca5(PO4)3F + 10 HCl = HF + 5 CaCl2 + 3 H3PO4
Mn2O4 + Mg2 = MgO + Mn =>
Mn2O4 + 2 Mg2 = 4 MgO + 2 Mn
Sr(OH)2 + HClO3 = Sr(ClO3)2 + H2O =>
Sr(OH)2 + 2 HClO3 = Sr(ClO3)2 + 2 H2O
Pd + Cl2 = PdCl3 =>
2 Pd + 3 Cl2 = 2 PdCl3
Ti2(SO4)3 + KMnO4 + H2SO4 = Ti(SO4)2 + MnSO4 + K2SO4 + H2O =>
5 Ti2(SO4)3 + 2 KMnO4 + 8 H2SO4 = 10 Ti(SO4)2 + 2 MnSO4 + K2SO4 + 8 H2O
Na + FeCl = Fe2 + NaCl =>
2 Na + 2 FeCl = Fe2 + 2 NaCl
GeCl4 + H2 = Ge + HCl =>
GeCl4 + 2 H2 = Ge + 4 HCl
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