Equations balanced on the previous day | Equations balanced on the next day |
2 Hd(NO3)2 = 2 HdO + 4 NO2 + O2
SO2 + KOH = K2SO3 + H2O =>
SO2 + 2 KOH = K2SO3 + H2O
CH3OH + KMnO4 + HCl = HCOOH + MnCl2 + KCl + H2O =>
5 CH3OH + 4 KMnO4 + 12 HCl = 5 HCOOH + 4 MnCl2 + 4 KCl + 11 H2O
Ca3P2 + HCl = PH3 + CaCl2 =>
Ca3P2 + 6 HCl = 2 PH3 + 3 CaCl2
CH3C2H4CH3 + O2 = CO2 + H2O =>
2 CH3C2H4CH3 + 13 O2 = 8 CO2 + 10 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ca2 + NO3 = Ca(NO3)2 =>
Ca2 + 4 NO3 = 2 Ca(NO3)2
B2 + O3 + NaOH = NaBO3 + H2O =>
3 B2 + 5 O3 + 6 NaOH = 6 NaBO3 + 3 H2O
Al(C2H2O2)3 + BaSO4 = Al2(SO4)3 + Ba(C2H2O2)2 =>
2 Al(C2H2O2)3 + 3 BaSO4 = Al2(SO4)3 + 3 Ba(C2H2O2)2
FeOFe2O3 + HCl = FeCl2 + FeCl3 + H2O =>
FeOFe2O3 + 8 HCl = FeCl2 + 2 FeCl3 + 4 H2O
CuSO4 + K2CO3 = CuCO3 + K2(SO4) =>
CuSO4 + K2CO3 = CuCO3 + K2(SO4)
H2O + AsH3 = H3AsO4 + H{+} + e =>
4 H2O + AsH3 = H3AsO4 + 8 H{+} + 8e
P + Be = PBe =>
P + Be = PBe
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
HClO2 + Na2O = NaClO2 + H2O =>
2 HClO2 + Na2O = 2 NaClO2 + H2O
H2S + Cl2(g) = S8(s) + HCl(g) =>
8 H2S + 8 Cl2(g) = S8(s) + 16 HCl(g)
Na + H2O = NaOH + H1 =>
Na + H2O = NaOH + H1
Al2(CO3)3 + H3PO4 = AlPO4 + CO2 + H2O =>
Al2(CO3)3 + 2 H3PO4 = 2 AlPO4 + 3 CO2 + 3 H2O
H3CCH2CH2CH3 + O2 = CO2 + H2O =>
2 H3CCH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
SnCl2 + K2Cr2O7 + HCl = CrCl3 + KCl + SnCl4 + H2O =>
3 SnCl2 + K2Cr2O7 + 14 HCl = 2 CrCl3 + 2 KCl + 3 SnCl4 + 7 H2O
A(s) + BC(l) = B2(g) + AC(aq) =>
2 A(s) + 2 BC(l) = B2(g) + 2 AC(aq)
FeCl3 + Hg = FeCl2 + HgCl2 =>
2 FeCl3 + Hg = 2 FeCl2 + HgCl2
K2CO3(aq) + Fe(NO3)3(aq) = FeCO3 + K2(NO3)3 =>
K2CO3(aq) + Fe(NO3)3(aq) = FeCO3 + K2(NO3)3
HC2H3O2(aq) + LiHSO3(aq) = H2O + SO2 + Li(C2H3O2) =>
HC2H3O2(aq) + LiHSO3(aq) = H2O + SO2 + Li(C2H3O2)
CH3COOH + AgO = CO2 + H2O + Ag =>
CH3COOH + 4 AgO = 2 CO2 + 2 H2O + 4 Ag
H + COO = HCOOH =>
2 H + COO = HCOOH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H3PO4 + Bi(OH)2 = Bi3(PO4)2 + H2O =>
2 H3PO4 + 3 Bi(OH)2 = Bi3(PO4)2 + 6 H2O
CuO + C6H8O7 = Cu2C6H4O7 + H2O =>
2 CuO + C6H8O7 = Cu2C6H4O7 + 2 H2O
AlCl3 + Na2CO3 + H2O = Al(OH)3 + CO2 + NaCl =>
2 AlCl3 + 3 Na2CO3 + 3 H2O = 2 Al(OH)3 + 3 CO2 + 6 NaCl
K2Cr2O7 + NaI + H2SO4 = Cr2(SO4)3 + I2 + Na2SO4 + K2SO4 + H2O =>
K2Cr2O7 + 6 NaI + 7 H2SO4 = Cr2(SO4)3 + 3 I2 + 3 Na2SO4 + K2SO4 + 7 H2O
ClCH2COOC2H5 + NaOCH2CH3 = HCCOOCH2CH3 + NaCl + HOCH2CH3 =>
ClCH2COOC2H5 + NaOCH2CH3 = HCCOOCH2CH3 + NaCl + HOCH2CH3
Cr(NO3) + ZnCl2 = CrCl2 + Zn(NO3) =>
Cr(NO3) + ZnCl2 = CrCl2 + Zn(NO3)
NiSO4 + Li3PO4 = Ni3(PO4)2 + Li2SO4 =>
3 NiSO4 + 2 Li3PO4 = Ni3(PO4)2 + 3 Li2SO4
C6H5NH2 + Br = C6H4Br3N + HBr =>
C6H5NH2 + 6 Br = C6H4Br3N + 3 HBr
HBrO3 + Na2CO3 = H2CO3 + NaBrO3 =>
2 HBrO3 + Na2CO3 = H2CO3 + 2 NaBrO3
Al(NO3)3 + NH3 = Al(OH)3 + N2 + O2 =>
Al(NO3)3 + NH3 = Al(OH)3 + 2 N2 + 3 O2
C15H11O + O2 = CO2 + H2O =>
4 C15H11O + 69 O2 = 60 CO2 + 22 H2O
AsH3 + KClO3 = H3AsO4 + KCl =>
3 AsH3 + 4 KClO3 = 3 H3AsO4 + 4 KCl
Pb(NO3)2 + EDTA = Pb(EDTA)2 + NO3 =>
Pb(NO3)2 + 2 EDTA = Pb(EDTA)2 + 2 NO3
H2SO4 + H2S + HCO3{-} = S2O3{2-} + H2CO3 + H2O =>
H2SO4 + H2S + 2 HCO3{-} = S2O3{2-} + 2 H2CO3 + H2O
Na + Cu3(PO4)2 = Na3PO4 + Cu =>
6 Na + Cu3(PO4)2 = 2 Na3PO4 + 3 Cu
Co(OH)2 + O2 = CoO2 + H2O =>
2 Co(OH)2 + O2 = 2 CoO2 + 2 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
NaNO2 + PbO2 + HNO3 = NaNO3 + Pb(NO3)2 + H2O =>
NaNO2 + PbO2 + 2 HNO3 = NaNO3 + Pb(NO3)2 + H2O
Na + H2O = H + NaOH =>
Na + H2O = H + NaOH
ZnCl2 + ((NH)4)2S = (NH)4Cl + ZnS =>
ZnCl2 + ((NH)4)2S = 2(NH)4Cl + ZnS
SO3{2-} + Pb{3+} + H2O = SO4{2-} + Pb{2+} + H{+} =>
SO3{2-} + 2 Pb{3+} + H2O = SO4{2-} + 2 Pb{2+} + 2 H{+}
MgCl2 + O2 = Mg(ClO3)2 =>
MgCl2 + 3 O2 = Mg(ClO3)2
H3AsO3 + K2Cr2O7 + H2SO4 = H3AsO4 + Cr2(SO4)3 + K2SO4 + H2 =>
7 H3AsO3 + K2Cr2O7 + 4 H2SO4 = 7 H3AsO4 + Cr2(SO4)3 + K2SO4 + 4 H2
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