| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 HNO3 + Cu = Cu(NO3)2 + 2 NO + 2 H2O2
Zn + H{2+} = Zn{2+} + H2 =>
2 Zn + 2 H{2+} = 2 Zn{2+} + H2
SnCl2 + H2SO3 + HCl = SnCl4 + H2S + H2O =>
3 SnCl2 + H2SO3 + 6 HCl = 3 SnCl4 + H2S + 3 H2O
NH4 + O2 = NO + H2O =>
2 NH4 + 3 O2 = 2 NO + 4 H2O
C3H6O3 + O2 = CO2 + H2O =>
C3H6O3 + 3 O2 = 3 CO2 + 3 H2O
CU(NO3)2(aq) + HCl(aq) = CUCl2(s) + HNO3(aq) =>
CU(NO3)2(aq) + 2 HCl(aq) = CUCl2(s) + 2 HNO3(aq)
Ba(NO3)2 + NaCH3COO = Ba(CH3COO)2 + NaNO3 =>
Ba(NO3)2 + 2 NaCH3COO = Ba(CH3COO)2 + 2 NaNO3
NiC2O4H2O + O2 = Ni2O3 + H2O + CO2 =>
4 NiC2O4H2O + 3 O2 = 2 Ni2O3 + 4 H2O + 8 CO2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
XeO3(s) + KOH(aq) = Xe(g) + K4XeO6(aq) + H2O =>
4 XeO3(s) + 12 KOH(aq) = Xe(g) + 3 K4XeO6(aq) + 6 H2O
Pb + Br2 = PbBr4 =>
Pb + 2 Br2 = PbBr4
R2D4 + X2 = RX2 + D2X =>
R2D4 + 3 X2 = 2 RX2 + 2 D2X
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al{3+} + {2-} = Al{2-}O{3+} =>
2 Al{3+} + 5{2-} = 2 Al{2-}O{3+}
Ag + Ca{2+} = AgCa{2+} =>
Ag + Ca{2+} = AgCa{2+}
H{+} + MnO4{2-} + HSO3{-} = MnO2 + SO4{2-} + H2O =>
H{+} + MnO4{2-} + HSO3{-} = MnO2 + SO4{2-} + H2O
C9H8O4 + H2O = C8H4O3 + C2H6O2 =>
10 C9H8O4 + 5 H2O = 9 C8H4O3 + 9 C2H6O2
Cr2S3 + Mn(NO3)2 + Na2(CO3) = NO + CO2 + Na2CrO4 + Na2(MnO4) + Na2SO4 =>
Cr2S3 + 15 Mn(NO3)2 + 20 Na2(CO3) = 30 NO + 20 CO2 + 2 Na2CrO4 + 15 Na2(MnO4) + 3 Na2SO4
C8H8O2 + C7H6O = C15H12O2 + H2O =>
C8H8O2 + C7H6O = C15H12O2 + H2O
Mn(OH)3 + HClO = Mn(ClO)3 + H2O =>
Mn(OH)3 + 3 HClO = Mn(ClO)3 + 3 H2O
C97H148 + O2 = CO2 + H2O =>
C97H148 + 134 O2 = 97 CO2 + 74 H2O
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
Ni(NO3)2*6H2O + ZnSO4*7H2O + NaOH = NiZnO + NaNO3 + Na2SO4 + H2O + O2 =>
2 Ni(NO3)2*6H2O + 2 ZnSO4*7H2O + 8 NaOH = 2 NiZnO + 4 NaNO3 + 2 Na2SO4 + 30 H2O + O2
H3C6H5O7 + Na2CO3 = H3Na2 + CO3C6H5O7 =>
H3C6H5O7 + Na2CO3 = H3Na2 + CO3C6H5O7
V(subscript)2O(subscript)5 + HCl = VOCl(subscript)3 + H(subscript)2O =>
V(subscript)2O(subscript)5 + 6 HCl = 2 VOCl(subscript)3 + 3 H(subscript)2O
CoCl + NaSiO3 = CoSiO3 + NaCl =>
CoCl + NaSiO3 = CoSiO3 + NaCl
CH2NO3 + O2 = CO2 + H2O + NO2 =>
CH2NO3 + O2 = CO2 + H2O + NO2
CaCl2*6H2O + Na2CO3 = CaCO3 + NaCl + H2O =>
CaCl2*6H2O + Na2CO3 = CaCO3 + 2 NaCl + 6 H2O
CaCl2(aq) + Na2CO3(aq) = CaCO3 + Na2Cl2 =>
CaCl2(aq) + Na2CO3(aq) = CaCO3 + Na2Cl2
Br2 + Al(ClO3)3 = Br(ClO3)2 + Al =>
3 Br2 + 4 Al(ClO3)3 = 6 Br(ClO3)2 + 4 Al
CuCl2 + HOH = Cu(OH)2 + HCl =>
CuCl2 + 2 HOH = Cu(OH)2 + 2 HCl
KBr + Fe(OH)3 = KOH + FeBr3 =>
3 KBr + Fe(OH)3 = 3 KOH + FeBr3
CrCo3 + H2O2 + NaOH = Na2CrO4 + H2O + Co2 =>
2 CrCo3 + 6 H2O2 + 4 NaOH = 2 Na2CrO4 + 8 H2O + 3 Co2
CHF3 + Cl2 = CF2Cl2 + F2 + HCl =>
2 CHF3 + 3 Cl2 = 2 CF2Cl2 + F2 + 2 HCl
Ag + HNO3 = AgNO3 + H2O + N2 =>
10 Ag + 12 HNO3 = 10 AgNO3 + 6 H2O + N2
BaCO3 + NH4Cl = BaCl2 + (NH4)2CO3 =>
BaCO3 + 2 NH4Cl = BaCl2 + (NH4)2CO3
Fe(s) + Cl2 = FeCl3 =>
2 Fe(s) + 3 Cl2 = 2 FeCl3
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Fe(NO3)2 + Na2SiO3 = FeSiO3 + NaNO3 =>
Fe(NO3)2 + Na2SiO3 = FeSiO3 + 2 NaNO3
CO + H2 = CH4 + H2O =>
CO + 3 H2 = CH4 + H2O
AsH3 + H2O = AsO4 + H =>
AsH3 + 4 H2O = AsO4 + 11 H
CuCl2 + Mg = MgCl2 + Cu =>
CuCl2 + Mg = MgCl2 + Cu
Ca(OH)2(aq) + Na2CO3(aq) = CaCO3(s) + Na2(OH)2(aq) =>
Ca(OH)2(aq) + Na2CO3(aq) = CaCO3(s) + Na2(OH)2(aq)
Mg + HCl = (MgCl)2 + (H)2 =>
2 Mg + 2 HCl = (MgCl)2 + (H)2
Na + Cu(NO3)2 = Na(NO3)2 + Cu =>
Na + Cu(NO3)2 = Na(NO3)2 + Cu
Br3O = Br + O2 =>
2 Br3O = 6 Br + O2
N2(g) + O2(g) + H2O = HNO3(aq) =>
2 N2(g) + 5 O2(g) + 2 H2O = 4 HNO3(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/10/25
Équations équilibrées sur03/12/24
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