| Équations équilibrées la veille |
2 KMnO4 + MnO2 + 4 NaOH = K2MnO4 + 2 Na2MnO4 + 2 H2O
KHCO3 + H2CO3 = KH2 + HCO3 =>
KHCO3 + 2 H2CO3 = KH2 + 3 HCO3
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
CH3CHO + O2 = CH3OH + CO2 =>
CH3CHO + O2 = CH3OH + CO2
Fe(NO3)3(aq) + CaS(aq) = FeS(s) + Ca(aq) + NO3(aq) =>
Fe(NO3)3(aq) + CaS(aq) = FeS(s) + Ca(aq) + 3 NO3(aq)
KHCO3 + H2CO3 = KH2 + HCO3 =>
KHCO3 + 2 H2CO3 = KH2 + 3 HCO3
H2(g)Cl2(g) = HCl(g) =>
H2(g)Cl2(g) = 2 HCl(g)
KHCO3 + H2CO3 = KH2 + HCO3 =>
KHCO3 + 2 H2CO3 = KH2 + 3 HCO3
SiO2 + HF = SiH2F6 + H2O =>
SiO2 + 6 HF = SiH2F6 + 2 H2O
HgCl2 + Na2S2O3 + H2O = (HgCl2*2HgS) + Na2SO4 + HCl =>
3 HgCl2 + 2 Na2S2O3 + 2 H2O = (HgCl2*2HgS) + 2 Na2SO4 + 4 HCl
Ba(OH)2 + KNO3 = Ba(NO3)2 + KOH =>
Ba(OH)2 + 2 KNO3 = Ba(NO3)2 + 2 KOH
Mg + NCl2 = MgCl2 + N =>
Mg + NCl2 = MgCl2 + N
K2SO4 + HClO3 = KClO3 + H2SO4 =>
K2SO4 + 2 HClO3 = 2 KClO3 + H2SO4
HMnO4 + KBr = KMnO4 + HBr =>
HMnO4 + KBr = KMnO4 + HBr
KMnO4 + KI + KOH = K2MnO4 + KIO4 + H2O =>
8 KMnO4 + KI + 8 KOH = 8 K2MnO4 + KIO4 + 4 H2O
H2 + HNO3 = H2O + NO =>
3 H2 + 2 HNO3 = 4 H2O + 2 NO
KI + H2SO4 + Cl2 + H2O = K2SO4 + HCl + HIO3 =>
2 KI + H2SO4 + 6 Cl2 + 6 H2O = K2SO4 + 12 HCl + 2 HIO3
NH4333 = H + N =>
NH4333 = 4333 H + N
NH3 + H2(SO4) = (NH4)2 + SO4 =>
2 NH3 + H2(SO4) = (NH4)2 + SO4
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NaCl + Mn = NaMn + Cl2 =>
2 NaCl + 2 Mn = 2 NaMn + Cl2
[Cu(NH3)2]Cl + K2S = Cu2S + KCl + NH3 =>
2[Cu(NH3)2]Cl + K2S = Cu2S + 2 KCl + 4 NH3
CUO(s)H2SO4(aq) = CUSO4(aq)H2O(l) =>
CUO(s)H2SO4(aq) = CUSO4(aq)H2O(l)
Na2BeO2 + H2O = NaOH + Be(OH)2 =>
Na2BeO2 + 2 H2O = 2 NaOH + Be(OH)2
NaC1 = Na + C2 =>
2 NaC1 = 2 Na + C2
Sn(ClO2)4 + Pb(OH)2 = Sn(OH)4 + Pb(ClO2)2 =>
Sn(ClO2)4 + 2 Pb(OH)2 = Sn(OH)4 + 2 Pb(ClO2)2
WO3 + HCl = WCl6 + H2O =>
WO3 + 6 HCl = WCl6 + 3 H2O
NaClO + Na2S2O3 + H2O = NaCl + NaOH + Na2S4O6 =>
NaClO + 2 Na2S2O3 + H2O = NaCl + 2 NaOH + Na2S4O6
Cl2 + NaOH + NaBr = H2O + NaBrO3 + NaCl =>
3 Cl2 + 6 NaOH + NaBr = 3 H2O + NaBrO3 + 6 NaCl
AlPO4 + HCl = AlCl3 + PO4 + H =>
AlPO4 + 3 HCl = AlCl3 + PO4 + 3 H
HNO3 + K2S = KNO3 + H2S =>
2 HNO3 + K2S = 2 KNO3 + H2S
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
AgCl + HNO3 = AgNO3 + HCl =>
AgCl + HNO3 = AgNO3 + HCl
C + O2 = CO =>
2 C + O2 = 2 CO
Fe2(SO4)3 + HCl = Fe(Cl)3 + H2SO4 =>
Fe2(SO4)3 + 6 HCl = 2 Fe(Cl)3 + 3 H2SO4
Si + Fe = SiFe =>
Si + Fe = SiFe
NaBr + MgO = NaBrO + Mg =>
NaBr + MgO = NaBrO + Mg
Ag + HNO3 = AgNO3 + H2O + N2O =>
8 Ag + 10 HNO3 = 8 AgNO3 + 5 H2O + N2O
I3{-} + HSO3{-} + H2O = I{-} + HSO4{-} + H{+} =>
I3{-} + HSO3{-} + H2O = 3 I{-} + HSO4{-} + 2 H{+}
K2[Zn(OH)4] = Zn(OH)2 + K2O + H2O =>
K2[Zn(OH)4] = Zn(OH)2 + K2O + H2O
AgCl + HCl = H[AgCl2] =>
AgCl + HCl = H[AgCl2]
LiOH + CH3CH2COOH = H2O + CH3CH2COOLi =>
LiOH + CH3CH2COOH = H2O + CH3CH2COOLi
OCl + S2O3{2-} + OH{-} = SO4{2-} + Cl{-} + H2O =>
8 OCl + 3 S2O3{2-} + 14 OH{-} = 6 SO4{2-} + 8 Cl{-} + 7 H2O
Ca3(PO4)2 + H3PO4 = Ca(H2PO4)2 =>
Ca3(PO4)2 + 4 H3PO4 = 3 Ca(H2PO4)2
CH3C(O)CH3 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 CH3C(O)CH3 + 16 KMnO4 + 24 H2SO4 = 15 CO2 + 8 K2SO4 + 16 MnSO4 + 39 H2O
(NH4)6Mo7O24*4H2O + C5H8O2 + HNO3 = Mo(O)2(C5H8O2)2 + NH4NO3 + H2O =>
4(NH4)6Mo7O24*4H2O + 56 C5H8O2 + 10 HNO3 = 28 Mo(O)2(C5H8O2)2 + 17 NH4NO3 + 35 H2O
KHCO3 + H2CO3 = KH2 + HCO3 =>
KHCO3 + 2 H2CO3 = KH2 + 3 HCO3
K2S + K2MnO4 + H2O = S + MnO(OH)2 + KOH =>
K2S + K2MnO4 + 3 H2O = S + MnO(OH)2 + 4 KOH
CuI + Na2S2O3 = Na3[Cu(S2O3)2] + NaI =>
CuI + 2 Na2S2O3 = Na3[Cu(S2O3)2] + NaI
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Équations équilibrées sur11/18/24
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