| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 MgO + 4 H = Mg2 + 2 H2O
HNO3 + Na = NH4NO2 + NaNO3 + H2O =>
12 HNO3 + 10 Na = NH4NO2 + 10 NaNO3 + 4 H2O
C5H8O4 + H2O = C2H4O2 =>
2 C5H8O4 + 2 H2O = 5 C2H4O2
C4H9(NH2) + O2 = CO2 + H2O + N2 =>
4 C4H9(NH2) + 27 O2 = 16 CO2 + 22 H2O + 2 N2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
CuCl2 + NaClO4 = Cu(ClO4)2 + NaCl =>
CuCl2 + 2 NaClO4 = Cu(ClO4)2 + 2 NaCl
H2S + (Cr2O7){2-} + H{+} = S + Cr{3+} + H2O =>
3 H2S + (Cr2O7){2-} + 8 H{+} = 3 S + 2 Cr{3+} + 7 H2O
OH + Ca = Ca(OH) =>
OH + Ca = Ca(OH)
Yb2S3 + Yb = YbS =>
Yb2S3 + Yb = 3 YbS
C5H10O5 = C5H10O2 + CO2 + H2O =>
13 C5H10O5 = 10 C5H10O2 + 15 CO2 + 15 H2O
Pb(ClO4)4 + NaCl = PbCl4 + Na(ClO4) =>
Pb(ClO4)4 + 4 NaCl = PbCl4 + 4 Na(ClO4)
CO2{+} + BrO{-} + H{+} = CO3{+} + Br2 + H2O =>
CO2{+} + 2 BrO{-} + 2 H{+} = CO3{+} + Br2 + H2O
Sb2S3 + HgClO3 = Sb(ClO3)3 + Hg2S =>
Sb2S3 + 6 HgClO3 = 2 Sb(ClO3)3 + 3 Hg2S
Be(NO3)2(aq) + KI(aq) = KNO3(aq) + BeI2(s) =>
Be(NO3)2(aq) + 2 KI(aq) = 2 KNO3(aq) + BeI2(s)
(NH4)2SO4 + NaOH = NH3H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3H2O + Na2SO4
H2SO4 + KI + KMnO4 = MnSO4 + H2O + I2 + K2SO4 =>
8 H2SO4 + 10 KI + 2 KMnO4 = 2 MnSO4 + 8 H2O + 5 I2 + 6 K2SO4
(C17H35COO)2Ca + CH3COOH = (CH3COO)2Ca + C17H35COOH =>
(C17H35COO)2Ca + 2 CH3COOH = (CH3COO)2Ca + 2 C17H35COOH
Al2(SO4)3 + NaOH = H3AlO3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 H3AlO3 + 3 Na2SO4
V(NO3)5 + (NH4)2SO4 = NH4NO3 + V2(SO4)5 =>
2 V(NO3)5 + 5(NH4)2SO4 = 10 NH4NO3 + V2(SO4)5
Ba(s) + HNO3(aq) = Ba(NO3)2(s) + H2(g) =>
Ba(s) + 2 HNO3(aq) = Ba(NO3)2(s) + H2(g)
Cu(NO3)2 + Li = LiNO3 + Cu =>
Cu(NO3)2 + 2 Li = 2 LiNO3 + Cu
K3[Fe(CN)6] + KCNS = K4[Fe(CN)6] + (CNS)6 =>
6 K3[Fe(CN)6] + 6 KCNS = 6 K4[Fe(CN)6] + (CNS)6
H2SO4 + Ga(OH)3 = H2O + Ga2(SO4)3 =>
3 H2SO4 + 2 Ga(OH)3 = 6 H2O + Ga2(SO4)3
MnO4{-} + HC2O4{-} + H{+} = Mn2{+} + H2O + CO2 =>
4 MnO4{-} + 13 HC2O4{-} + 19 H{+} = 2 Mn2{+} + 16 H2O + 26 CO2
C3H8O(v) + O2(g) = CO2(g) + H20(v) =>
10 C3H8O(v) + 25 O2(g) = 30 CO2(g) + 4 H20(v)
N2H8Cr2O7 = Cr2O3 + H2O + N2 =>
N2H8Cr2O7 = Cr2O3 + 4 H2O + N2
Rb + AgCl = Ag + RbCl =>
Rb + AgCl = Ag + RbCl
MgO + H2SO4 + H2O = MgSO4*7H2O =>
MgO + H2SO4 + 6 H2O = MgSO4*7H2O
SiO2 + H2O2 = H2SiO4 =>
SiO2 + H2O2 = H2SiO4
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CaCO3 + K2SiO3 = CaSiO3 + K2CO3 =>
CaCO3 + K2SiO3 = CaSiO3 + K2CO3
H2SO4 + K(HCO3)2 = KSO4 + H2O + CO2 =>
H2SO4 + K(HCO3)2 = KSO4 + 2 H2O + 2 CO2
CuP + HCl + H2O2 = CuCl + H3PO4 + H =>
CuP + HCl + 2 H2O2 = CuCl + H3PO4 + 2 H
FeO + C2 = Fe + CO =>
2 FeO + C2 = 2 Fe + 2 CO
C2H6O + CH3COOH = CH3COOHC2H6 + H2O =>
3 C2H6O + CH3COOH = 2 CH3COOHC2H6 + H2O
Mn + SnSO4 = Sn + MnSO4 =>
Mn + SnSO4 = Sn + MnSO4
C3H6 + KMnO4 + H2O = C3H6(OH)2 + MnO2 + KOH =>
3 C3H6 + 2 KMnO4 + 4 H2O = 3 C3H6(OH)2 + 2 MnO2 + 2 KOH
Cl2(g) + KBr = Br2(l) + KCl(aq) =>
Cl2(g) + 2 KBr = Br2(l) + 2 KCl(aq)
Sn + P4 = Sn3P4 =>
3 Sn + P4 = Sn3P4
BeSO4 + H2O = Be2(OH)2SO4 + H2SO4 =>
2 BeSO4 + 2 H2O = Be2(OH)2SO4 + H2SO4
SrCO3 + HCl = SrClHCO3 =>
SrCO3 + HCl = SrClHCO3
chromium + HCl = chromium(iii)chloride + hydrogen =>
2 Cr + 6 HCl = 2 CrCl3 + 3 H2
CO(NH2)2(s) + NaOH = (ac)Na2CO3(g) + NH3(ac) =>
CO(NH2)2(s) + 2 NaOH = (ac)Na2CO3(g) + 2 NH3(ac)
CHCH2 + CH3CH2CO2H + CO = (CH3CH2CO)2O =>
8 CHCH2 + 11 CH3CH2CO2H + 5 CO = 9(CH3CH2CO)2O
Al2(SO4)3 + BaCl2 = Ba(SO4) + AlCl3 =>
Al2(SO4)3 + 3 BaCl2 = 3 Ba(SO4) + 2 AlCl3
N(OH)2 + H3PO4 = N3(PO4)2 + H2O =>
3 N(OH)2 + 2 H3PO4 = N3(PO4)2 + 6 H2O
Na2CO3 + H2O = HNa2CO3 + HO =>
Na2CO3 + H2O = HNa2CO3 + HO
Cu(IO3)2 + H2 = HIO3 + Cu =>
Cu(IO3)2 + H2 = 2 HIO3 + Cu
K + H2 + PO4 = KH2PO4 =>
K + H2 + PO4 = KH2PO4
Fe(OH)3 + NaOH = Na3FeO3 + H2O =>
Fe(OH)3 + 3 NaOH = Na3FeO3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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