| Équations équilibrées la veille | Équations équilibrées le lendemain |
PCl5 + 4 H2O = H3PO4 + 5 HCl
MNO4{-} + C2O4{2-} + H{+} = MN{2+} + CO2 + H2O =>
2 MNO4{-} + 5 C2O4{2-} + 16 H{+} = 2 MN{2+} + 10 CO2 + 8 H2O
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
Na2Cr2O7 + Na2S2O3 + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O =>
4 Na2Cr2O7 + 3 Na2S2O3 + 13 H2SO4 = 4 Cr2(SO4)3 + 7 Na2SO4 + 13 H2O
CaO + C = CaC2 + CO2 =>
2 CaO + 5 C = 2 CaC2 + CO2
MgCr2O7 + HCl + H2CO3 = MgCO3 + Cr2(CO3)3 + Cl2 + H2O =>
MgCr2O7 + 6 HCl + 4 H2CO3 = MgCO3 + Cr2(CO3)3 + 3 Cl2 + 7 H2O
Magnesium + sulfuricacid = magnesiumsulfate + hydrogen =>
Mg + H2SO4 = MgSO4 + H2
Fe(s) + HCl(aq) = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2(g)
H2SO4 + Mg = MgSO4 + H2S + H2O =>
5 H2SO4 + 4 Mg = 4 MgSO4 + H2S + 4 H2O
MoS2 + O2 = MoO3 + SO2 =>
2 MoS2 + 7 O2 = 2 MoO3 + 4 SO2
BiCl3 + Na2SnO2 + NaOH = BiCl2 + NaCl + Na2SnO3 + H2O =>
2 BiCl3 + Na2SnO2 + 2 NaOH = 2 BiCl2 + 2 NaCl + Na2SnO3 + H2O
AgCN = Ag + CN =>
AgCN = Ag + CN
K2S2O7 + Cr2(SO4)3 + H2O = H2S + H2SO4 + K2Cr2O7 =>
4 K2S2O7 + 4 Cr2(SO4)3 + 20 H2O = 3 H2S + 17 H2SO4 + 4 K2Cr2O7
AgCN = Ag + CN =>
AgCN = Ag + CN
H3PO4 + Na3PO4 = Na2HPO4 =>
H3PO4 + 2 Na3PO4 = 3 Na2HPO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
silvernitrate + sodiumchloride = silverchloride + sodiumnitrate =>
AgNO3 + NaCl = AgCl + NaNO3
Ca(OH)2 + CH3OOH = (CH3COO)2Ca + H2O =>
Ca(OH)2 + 4 CH3OOH = (CH3COO)2Ca + 6 H2O
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
FeCO3 + H2CO3 = Fe(HCO3)2 =>
FeCO3 + H2CO3 = Fe(HCO3)2
LI + N = LIN =>
LI + N = LIN
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Ca(OH)2 + CH3COOH = (CH3COO)2Ca + H2O =>
Ca(OH)2 + 2 CH3COOH = (CH3COO)2Ca + 2 H2O
CH3CONH2 + NaOH = CH3COONa + NH3 =>
CH3CONH2 + NaOH = CH3COONa + NH3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Copper + oxygen = CuO =>
2 Cu + O2 = 2 CuO
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Na2O2 + H2O = NaOH + O =>
Na2O2 + H2O = 2 NaOH + O
CU + H2SO4 = CUSO4 + H2O + SO2 =>
CU + 2 H2SO4 = CUSO4 + 2 H2O + SO2
P4 + HNO3 = H3PO4 + NO2 + H2 =>
P4 + 16 HNO3 = 4 H3PO4 + 16 NO2 + 2 H2
C6H7N + O2 = CO2 + H20 + N2 =>
20 C6H7N + 120 O2 = 120 CO2 + 7 H20 + 10 N2
AlCl3 + N(CH3)3 = AlCl3[N(CH3)3] =>
AlCl3 + N(CH3)3 = AlCl3[N(CH3)3]
K2S2O7 + Cr2(SO4)3 + H2O = S + H2SO4 + K2Cr2O7 =>
K2S2O7 + Cr2(SO4)3 + 4 H2O = S + 4 H2SO4 + K2Cr2O7
CH4 + K2Cr2O7 + H2SO4 = CH2O + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH4 + 2 K2Cr2O7 + 8 H2SO4 = 3 CH2O + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
Cu + NaOH = CuOH + Na =>
Cu + NaOH = CuOH + Na
K2S2O7 + Cr2(SO4)3 + H2O = SO + H2SO4 + K2Cr2O7 =>
2 K2S2O7 + 2 Cr2(SO4)3 + 7 H2O = 3 SO + 7 H2SO4 + 2 K2Cr2O7
H2SO4 + Cu = CuSO4 + SO2 + H2O =>
2 H2SO4 + Cu = CuSO4 + SO2 + 2 H2O
K + CL = KCL =>
K + CL = KCL
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
K2S2O7 + Cr2(SO4)3 + H2O = SO2 + H2SO4 + K2Cr2O7 =>
K2S2O7 + Cr2(SO4)3 + 2 H2O = 3 SO2 + 2 H2SO4 + K2Cr2O7
K2S2O7 + Cr2(SO4)3 + H2O = SO + H2SO4 + K2Cr2O7 =>
2 K2S2O7 + 2 Cr2(SO4)3 + 7 H2O = 3 SO + 7 H2SO4 + 2 K2Cr2O7
NH4ClO4 = N2 + Cl2 + O2 + H2 =>
2 NH4ClO4 = N2 + Cl2 + 4 O2 + 4 H2
K + Cl = KCl =>
K + Cl = KCl
Br2 + F2 = BrF3 =>
Br2 + 3 F2 = 2 BrF3
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
NAClO3 + KCl = KClO3 + NACl =>
NAClO3 + KCl = KClO3 + NACl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/24/17
Équations équilibrées sur03/26/16
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