| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 Na2S2O3 + 10 KBrO3 + 7 H2SO4 = Na2S4O6 + 5 K2SO4 + 14 NaHSO4 + 5 Br2
MnCl2 + AgNO3 = AgCl + Mn(NO3)2 =>
MnCl2 + 2 AgNO3 = 2 AgCl + Mn(NO3)2
Fe + HC1 = FeC12 + H2 =>
Fe + 12 HC1 = FeC12 + 6 H2
NaOH + KOH = KNaO + H2O =>
NaOH + KOH = KNaO + H2O
KIOe3 = KI + Oe2 =>
2 KIOe3 = 2 KI + 3 Oe2
NO + NF5 = ONF + N2F4 =>
6 NO + 2 NF5 = 6 ONF + N2F4
BrO2{-} + Br{-} + H{+} = Br2 + H2O =>
BrO2{-} + 3 Br{-} + 4 H{+} = 2 Br2 + 2 H2O
AgCN + CN{-} = [Ag(CN)2]{-} =>
AgCN + CN{-} = [Ag(CN)2]{-}
NaOH + SnCl2 = NaCl + SnOHCl =>
NaOH + SnCl2 = NaCl + SnOHCl
HBr + KBrO3 + CH3COOH = Br2 + CH3COOK + H2O =>
5 HBr + KBrO3 + CH3COOH = 3 Br2 + CH3COOK + 3 H2O
Al + H2O = AlOH + H =>
Al + H2O = AlOH + H
C2H5OH + O = CO3 + H2O =>
C2H5OH + 8 O = 2 CO3 + 3 H2O
Pb + HNO3(concentrated) = Pb(NO3)2 + H2 =>
Pb + 2 HNO3(concentrated) = Pb(NO3)2 + H2
BrCH2CH2Br + KOH = CHCH + KBr + H2O =>
BrCH2CH2Br + 2 KOH = CHCH + 2 KBr + 2 H2O
MnO + CO2 = MnO2 + CO =>
MnO + CO2 = MnO2 + CO
H2S + Cl2 + H2O = H2SO4 + HCl =>
H2S + 4 Cl2 + 4 H2O = H2SO4 + 8 HCl
(NH4)2SO4 + NaOH = NH4OH + Na + SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH4OH + 2 Na + SO4
K2O + HCN = KCN + H2O =>
K2O + 2 HCN = 2 KCN + H2O
(NH4)2SO4 + NaOH = NH4OH + Na + SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH4OH + 2 Na + SO4
BARIUMNITRATE = BARIUM + NITRATE =>
BARIUMNITRATE = BARIUM + NITRATE
(NH4)2SO4 + NaOH = NH4OH + Na + SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH4OH + 2 Na + SO4
V(OH)2 + KMnO4 + H2SO4 = V2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 V(OH)2 + 2 KMnO4 + 18 H2SO4 = 5 V2(SO4)3 + 2 MnSO4 + K2SO4 + 28 H2O
(CH3)3CCl + H2O = H3O + Cl + (CH3)3COH =>
(CH3)3CCl + 2 H2O = H3O + Cl + (CH3)3COH
(NH4)2SO4 + NaOH = NH4OH + Na + SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH4OH + 2 Na + SO4
(NH4)2Cr2O7 + KOH + H2O2 = H2O + K3(Cr(O2)4) + NH3 =>
(NH4)2Cr2O7 + 6 KOH + 7 H2O2 = 11 H2O + 2 K3(Cr(O2)4) + 2 NH3
Ba(NO3)2 + CH3COONa + H2O + K2Cr2O7 = BaCrO4 + CH3COOH + KNO3 + NaNO3 =>
2 Ba(NO3)2 + 2 CH3COONa + H2O + K2Cr2O7 = 2 BaCrO4 + 2 CH3COOH + 2 KNO3 + 2 NaNO3
FeO + H2O2 + H2SO4 = Fe2(SO4)3 + H2O =>
2 FeO + H2O2 + 3 H2SO4 = Fe2(SO4)3 + 4 H2O
HNO3 + Mg = Mg(NO3)2 + HN4NO3 + H2O =>
25 HNO3 + 10 Mg = 10 Mg(NO3)2 + HN4NO3 + 12 H2O
C7H10N + O2 = CO2 + H2O + NO2 = =>
2 C7H10N + 21 O2 = 14 CO2 + 10 H2O + 2 NO2
C2H3OH + Cu(OH)2 = HC2H3O2 + Cu2 + H2O =>
2 C2H3OH + 2 Cu(OH)2 = 2 HC2H3O2 + Cu2 + 2 H2O
H2S + HNO3 = H2SO4 + N2O3 + H2O =>
H2S + 4 HNO3 = H2SO4 + 2 N2O3 + 2 H2O
Si(s) + Cl2(g)SiCl4(l) = SiCl4(l) =>
Si(s) + 2 Cl2(g)SiCl4(l) = 3 SiCl4(l)
KHSO4 + HCl = KCl + H2O + SO3 =>
KHSO4 + HCl = KCl + H2O + SO3
Na2Cr2O7 + HCl = CrCl2 + Cl + H2O + NaCl =>
Na2Cr2O7 + 14 HCl = 2 CrCl2 + 8 Cl + 7 H2O + 2 NaCl
Cr + NH3 = Cr(NH3)3 =>
Cr + 3 NH3 = Cr(NH3)3
MnO4 + HSO3 = Mn + HSO4 =>
MnO4 + 4 HSO3 = Mn + 4 HSO4
Fe(OH)3 + HClO4 = Fe(ClO4)3 + HOH =>
Fe(OH)3 + 3 HClO4 = Fe(ClO4)3 + 3 HOH
NaHCO3(s) + CH3COOH(aq) = CH3COONa(s) + CO2(g) + H2O(l) =>
NaHCO3(s) + CH3COOH(aq) = CH3COONa(s) + CO2(g) + H2O(l)
PbO + C = CO2 + Pb =>
2 PbO + C = CO2 + 2 Pb
Cr3(PO4)2 = Cr + PO4 =>
Cr3(PO4)2 = 3 Cr + 2 PO4
SnO2 + CO = Sn + CO2 =>
SnO2 + 2 CO = Sn + 2 CO2
NH4Cl + NaOH = NaCl + NH3H2O =>
NH4Cl + NaOH = NaCl + NH3H2O
HNO3(l) + Zn(s) = Zn(NO3)(s) + NO2(g) + H2O(l) =>
2 HNO3(l) + Zn(s) = Zn(NO3)(s) + NO2(g) + H2O(l)
P4 + HClO4 + H2O = H3PO4 + Cl =>
7 P4 + 20 HClO4 + 32 H2O = 28 H3PO4 + 20 Cl
C8H14 + O2 = CO2 + H249O =>
249 C8H14 + 1999 O2 = 1992 CO2 + 14 H249O
(NH4)2SO4 + NaOH = NH4OH + Na + SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH4OH + 2 Na + SO4
As2S3 + MnO4{-} + H{+} = Mn{2+} + AsO4{3-} + SO4{2-} + H2O =>
5 As2S3 + 28 MnO4{-} + 24 H{+} = 28 Mn{2+} + 10 AsO4{3-} + 15 SO4{2-} + 12 H2O
(NH4)2SO4 + NaOH = NH4OH + Na + SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH4OH + 2 Na + SO4
Fe + K2CrO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
2 Fe + 2 K2CrO4 + 8 H2SO4 = Fe2(SO4)3 + 2 K2SO4 + Cr2(SO4)3 + 8 H2O
Ag + HClO = AgO + HCl =>
Ag + HClO = AgO + HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/25/24
Équations équilibrées sur12/25/23
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