Equations balanced on the previous day | Equations balanced on the next day |
2 CuO + 2 H2 = Cu2 + 2 H2O
K2Cr2O7 + H2SO4 + Na2SO3 = Na2SO4 + K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 Na2SO3 = 3 Na2SO4 + K2SO4 + Cr2(SO4)3 + 4 H2O
HBr + Pb(ClO4)2 = HClO4 + PbBr2 =>
2 HBr + Pb(ClO4)2 = 2 HClO4 + PbBr2
NH4NO3 + NaOH = NaNO3 + NOH + H2 =>
NH4NO3 + NaOH = NaNO3 + NOH + 2 H2
C6H5CH2CH3 + KMnO4 = MnO2 + KOH + C6H5COO + CH3 =>
C6H5CH2CH3 + 2 KMnO4 = 2 MnO2 + 2 KOH + C6H5COO + CH3
Fe2(SO4)3 + NH3 + H2O = Fe(OH)3 + (NH4)3 + SO4 =>
Fe2(SO4)3 + 6 NH3 + 6 H2O = 2 Fe(OH)3 + 2(NH4)3 + 3 SO4
Zn + CH3COOH = H2 + Zn(CH3COO) =>
2 Zn + 2 CH3COOH = H2 + 2 Zn(CH3COO)
Fe + HNO3 = Fe(NO3)2 + NH3 + H2O =>
4 Fe + 9 HNO3 = 4 Fe(NO3)2 + NH3 + 3 H2O
MnS2O6 + Ba(OH)2 = BaS2O6 + Mn + OH =>
MnS2O6 + Ba(OH)2 = BaS2O6 + Mn + 2 OH
Li2 + O + H2S = Li2S + H2O =>
Li2 + O + H2S = Li2S + H2O
Cu + H2O = CuO + H2 =>
Cu + H2O = CuO + H2
K2FeO4 = K2O + Fe2O3 + O2 =>
4 K2FeO4 = 4 K2O + 2 Fe2O3 + 3 O2
Ca3(PO4)2 + CsCl = Cs3PO4 + CaCl2 =>
Ca3(PO4)2 + 6 CsCl = 2 Cs3PO4 + 3 CaCl2
ZnS + O2 = ZnO + S* =>
2 ZnS + O2 = 2 ZnO + 2 S*
H{+} + C2H8O + Cr2O7{-2} = Cr{3+} + CH2O2 + H2O =>
40 H{+} + 3 C2H8O + 5 Cr2O7{-2} = 10 Cr{3+} + 6 CH2O2 + 26 H2O
NH3 + CO2 + H2O = NH4HCO3 =>
NH3 + CO2 + H2O = NH4HCO3
Ca + KCl = KCaCl =>
Ca + KCl = KCaCl
BaCl2 + NaI = BaI2 + NaCl =>
BaCl2 + 2 NaI = BaI2 + 2 NaCl
Ti(OH)3 + HBr = HOH + TiBr3 =>
Ti(OH)3 + 3 HBr = 3 HOH + TiBr3
Ba(OH)2 + FeSO4 = Fe(OH)2 + BaSO4 =>
Ba(OH)2 + FeSO4 = Fe(OH)2 + BaSO4
MnO2 + HBr = Br2 + MnBr2 + H2O =>
MnO2 + 4 HBr = Br2 + MnBr2 + 2 H2O
K + HOH = KOH + H2 =>
2 K + 2 HOH = 2 KOH + H2
Fe(CrO2)2 + K2CO3 + O2 = Fe2O3 + K2Cr2O7 + CO2 =>
4 Fe(CrO2)2 + 4 K2CO3 + 7 O2 = 2 Fe2O3 + 4 K2Cr2O7 + 4 CO2
Na2SiO3 + H2O + CO2 = NaHCO3 + H2SiO3 =>
Na2SiO3 + 2 H2O + 2 CO2 = 2 NaHCO3 + H2SiO3
C4H4O6{-}2 + H2O2 + H{+} = CO2 + H2O =>
2 C4H4O6{-}2 + 9 H2O2 + 2 H{+} = 8 CO2 + 14 H2O
CdNiO2 + H2O = Cd(OH)2 + Ni(OH)2 =>
CdNiO2 + 2 H2O = Cd(OH)2 + Ni(OH)2
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
Pb + HSO4 = Pb2(SO4)4 + H2 =>
2 Pb + 4 HSO4 = Pb2(SO4)4 + 2 H2
Mn4 + Ag2S = MnS2 + Ag =>
Mn4 + 8 Ag2S = 4 MnS2 + 16 Ag
Na2CO3 + CaCl2 = CaCO3 + NaCl =>
Na2CO3 + CaCl2 = CaCO3 + 2 NaCl
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
CuSO4(aq) + NH3(aq) = Cu(s) + NH3SO4(aq) =>
CuSO4(aq) + NH3(aq) = Cu(s) + NH3SO4(aq)
Cu(ClO3)2 + (NH4)2CO3 = CuCO3 + NH4ClO3 =>
Cu(ClO3)2 + (NH4)2CO3 = CuCO3 + 2 NH4ClO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2SO4 = H2 + SO4 =>
H2SO4 = H2 + SO4
NaHCO3 = Na2O + CO2 + H2O =>
2 NaHCO3 = Na2O + 2 CO2 + H2O
KMnO4 + KCrO2 + KOH = K2CrO4 + K2MnO4 + H2O =>
3 KMnO4 + KCrO2 + 4 KOH = K2CrO4 + 3 K2MnO4 + 2 H2O
O + CU = CUO =>
O + CU = CUO
BrF + H2O = HF + HBrO =>
BrF + H2O = HF + HBrO
HNO3 + H2S = NO2 + H2O + S =>
2 HNO3 + H2S = 2 NO2 + 2 H2O + S
KCl + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + Cl2 + K2SO4 + H2O =>
6 KCl + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + 3 Cl2 + 4 K2SO4 + 7 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
BaCl2 + (NH4)2CO3 = BaCO3 + NH4Cl =>
BaCl2 + (NH4)2CO3 = BaCO3 + 2 NH4Cl
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
Mg(s) + HCl(g) = MgCl2(s) + H2(g) =>
Mg(s) + 2 HCl(g) = MgCl2(s) + H2(g)
Mg3(PO4)2 + H2O = Mg(OH)2 + H3PO4 =>
Mg3(PO4)2 + 6 H2O = 3 Mg(OH)2 + 2 H3PO4
Al2(CO3)3 + H = Al2 + H2O + CO2 =>
Al2(CO3)3 + 6 H = Al2 + 3 H2O + 3 CO2
C3H6O2 + Cu(OH)2 = C3H6O3Cu + H2O =>
C3H6O2 + Cu(OH)2 = C3H6O3Cu + H2O
C3H6 + O2 = CO + H2O =>
C3H6 + 3 O2 = 3 CO + 3 H2O
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