| Équations équilibrées la veille |
KF + NH4OH = KNH4 + FOH
K2S2O8 + MnSO4 + KOH = K2SO4 + KMnO4 + H2O =>
5 K2S2O8 + 2 MnSO4 + 16 KOH = 12 K2SO4 + 2 KMnO4 + 8 H2O
CH3CH2Br + AgNO3 = CH3CH2NO3 + AgBr =>
CH3CH2Br + AgNO3 = CH3CH2NO3 + AgBr
Zn(NO3)2(aq) + HCl(aq) = ZnCl2(aq) + HNO3(aq) =>
Zn(NO3)2(aq) + 2 HCl(aq) = ZnCl2(aq) + 2 HNO3(aq)
KClO3 + HOH = KOH + HClO3 =>
KClO3 + HOH = KOH + HClO3
Ca + Cu2{+} = Ca2{+} + Cu =>
2 Ca + Cu2{+} = Ca2{+} + 2 Cu
K2SO3 + Br2 + H2O = K2SO4 + HBr =>
K2SO3 + Br2 + H2O = K2SO4 + 2 HBr
K2HPO4 + HCl = KH2PO4 + KCl =>
K2HPO4 + HCl = KH2PO4 + KCl
C2H6O(aq) + O2(g) = C2H4O2(aq) + H2O(l) =>
C2H6O(aq) + O2(g) = C2H4O2(aq) + H2O(l)
C2H6O(aq) + O2(g) = CO2(g) + H2O =>
C2H6O(aq) + 3 O2(g) = 2 CO2(g) + 3 H2O
Mg(s) + Ca(NO3)2(aq) = Mg(NO3)2 + Ca =>
Mg(s) + Ca(NO3)2(aq) = Mg(NO3)2 + Ca
CrCl3 + H2SO4 = Cr2(SO4)3 + HCl =>
2 CrCl3 + 3 H2SO4 = Cr2(SO4)3 + 6 HCl
CrO3 + CH3CH2OH = Cr2O3 + CH3CHO + H2O =>
2 CrO3 + 3 CH3CH2OH = Cr2O3 + 3 CH3CHO + 3 H2O
CaS + O2 = CaSO4 =>
CaS + 2 O2 = CaSO4
MnI3 = Mn + I2 =>
2 MnI3 = 2 Mn + 3 I2
CaS + O2 = CaSO4 =>
CaS + 2 O2 = CaSO4
NaCl + H2CrO4 = Na2CrO4 + HCl =>
2 NaCl + H2CrO4 = Na2CrO4 + 2 HCl
F2 + NH3 = N2 + NH4F =>
3 F2 + 8 NH3 = N2 + 6 NH4F
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
CaS + O2 = CaSO4 =>
CaS + 2 O2 = CaSO4
C4H10O4 + H2SO4 + NH4NO3 = C4H6N4O12 + (NH4)2SO4 + H2O =>
C4H10O4 + 2 H2SO4 + 4 NH4NO3 = C4H6N4O12 + 2(NH4)2SO4 + 4 H2O
CH4 + Cl2 = CH3Cl + HCl =>
CH4 + Cl2 = CH3Cl + HCl
C57H104O6 + H2O = C3H8O3 + C18H34O2 =>
C57H104O6 + 3 H2O = C3H8O3 + 3 C18H34O2
Mg(s) + H2O(l) = MgOH(aq) + H2(g) =>
2 Mg(s) + 2 H2O(l) = 2 MgOH(aq) + H2(g)
Cl2 + I{-} = I2 + Cl{-} =>
Cl2 + 2 I{-} = I2 + 2 Cl{-}
Fe(OH)3 + H2SO3 = Fe2(SO3)3 + H2O =>
2 Fe(OH)3 + 3 H2SO3 = Fe2(SO3)3 + 6 H2O
C2H5OH + Br2 = C2H4Br + H2O =>
2 C2H5OH + Br2 = 2 C2H4Br + 2 H2O
C28H99 + O2 = H2O + CO2 =>
4 C28H99 + 211 O2 = 198 H2O + 112 CO2
Pb(NO3)4 + (NH4)2SO4 = Pb(SO4)2 + (NH4)NO3 =>
Pb(NO3)4 + 2(NH4)2SO4 = Pb(SO4)2 + 4(NH4)NO3
C5H11N + O2 = CO2 + H2O + N =>
4 C5H11N + 31 O2 = 20 CO2 + 22 H2O + 4 N
OF2 = OF + F =>
OF2 = OF + F
HNO3 + Mn(OH)2 = H(OH) + Mn(NO3)2 =>
2 HNO3 + Mn(OH)2 = 2 H(OH) + Mn(NO3)2
Cr + H = CrH2 =>
Cr + 2 H = CrH2
C2H6 + H2O = CO + H =>
C2H6 + 2 H2O = 2 CO + 10 H
HCl + K2(SO3) = KCl + H2(SO3) =>
2 HCl + K2(SO3) = 2 KCl + H2(SO3)
C6H5COOH + NaHCO3 = C6H5COONa + H2O + CO2 =>
C6H5COOH + NaHCO3 = C6H5COONa + H2O + CO2
PF5 = P4 + F2 =>
4 PF5 = P4 + 10 F2
P + KClO3 + H2O = H3PO4 + KCl =>
6 P + 5 KClO3 + 9 H2O = 6 H3PO4 + 5 KCl
NH4NO3 + NaOH = ammonia + water + sodiumnitrate =>
NH4NO3 + NaOH = NH3 + H2O + NaNO3
CH3ONa + HCN = CH3OH + NaCN =>
CH3ONa + HCN = CH3OH + NaCN
Cu(OH)2 + H(C2H3O2) = Cu(C2H3O2)2 + H2O =>
Cu(OH)2 + 2 H(C2H3O2) = Cu(C2H3O2)2 + 2 H2O
Zn{2+} + H2O = Zn(OH)2 + H{+} =>
Zn{2+} + 2 H2O = Zn(OH)2 + 2 H{+}
Fe(NO3)3 + K3Fe(CN)6 = Fe(Fe(CN)6) + KNO3 =>
Fe(NO3)3 + K3Fe(CN)6 = Fe(Fe(CN)6) + 3 KNO3
NaOCl + CH3COCH3 = CHCl3 + CH3COONa + NaOH =>
3 NaOCl + CH3COCH3 = CHCl3 + CH3COONa + 2 NaOH
SCl4 + H2O = SO2 + HCl =>
SCl4 + 2 H2O = SO2 + 4 HCl
H2O + H2SO3 = H2 + H2SO4 =>
H2O + H2SO3 = H2 + H2SO4
CH3COOH + H2SO4 = CH3SO4 + CO2 + H2O =>
5 CH3COOH + 8 H2SO4 = 8 CH3SO4 + 2 CO2 + 6 H2O
H3BO3 + Pb(OH)2 = Pb3(BO3)2 + H2O =>
2 H3BO3 + 3 Pb(OH)2 = Pb3(BO3)2 + 6 H2O
NO + H2SO4 + KMnO4 = HNO3 + K2SO4 + MnSO4 + H2O =>
10 NO + 9 H2SO4 + 6 KMnO4 = 10 HNO3 + 3 K2SO4 + 6 MnSO4 + 4 H2O
FeCl3(aq) + Na2CO3(aq) = Fe2(CO3)3(s) + NaCl(aq) =>
2 FeCl3(aq) + 3 Na2CO3(aq) = Fe2(CO3)3(s) + 6 NaCl(aq)
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