| Équations équilibrées la veille |
2 H2S + 5 O2 = 2 SO4 + 2 H2O
Al2O3 + H{+} = Al{+3} + H2O =>
Al2O3 + 6 H{+} = 2 Al{+3} + 3 H2O
LiOH + HCI = LiCI + HOH =>
LiOH + HCI = LiCI + HOH
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
H3PO4(s) = P2O5(s) + H2O(l) =>
2 H3PO4(s) = P2O5(s) + 3 H2O(l)
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Pb2BiO43 + Sn4HCO31 = Pb2HCO31 + Sn4BiO43 =>
Pb2BiO43 + Sn4HCO31 = Pb2HCO31 + Sn4BiO43
K + AlN = K3N + Al =>
3 K + AlN = K3N + Al
SiH4 + CO = SiC + O2 + H2 =>
2 SiH4 + 2 CO = 2 SiC + O2 + 4 H2
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
NaCH3COO + CH3COOH = NaH + CH3COO =>
NaCH3COO + CH3COOH = NaH + 2 CH3COO
ZnCl2 + Mg(NO3)2 = Zn(NO3)2 + MgCl2 =>
ZnCl2 + Mg(NO3)2 = Zn(NO3)2 + MgCl2
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
K + AlN = KN + Al =>
K + AlN = KN + Al
C3H7I + Na = C6H14 + NaI =>
2 C3H7I + 2 Na = C6H14 + 2 NaI
Ba + FeCl2 = BaCl2 + Fe2 =>
2 Ba + 2 FeCl2 = 2 BaCl2 + Fe2
H3AsO4 + Te = HAsO2 + H2O + TeO4{-} + H{+} =>
7 H3AsO4 + 2 Te = 7 HAsO2 + 6 H2O + 2 TeO4{-} + 2 H{+}
C2H5Br + CH3Br + Na = C3H8Br + NaBr =>
C2H5Br + CH3Br + Na = C3H8Br + NaBr
HNO2 = HNO3 + NO + H2O =>
3 HNO2 = HNO3 + 2 NO + H2O
C9H8O4 + H2O = C2H4O2 =>
2 C9H8O4 + 10 H2O = 9 C2H4O2
BaCl2(s) + H2SO4(aq) = BaSO4(s) + HCl(g) =>
BaCl2(s) + H2SO4(aq) = BaSO4(s) + 2 HCl(g)
Mg + K2CO3 = MgO + C + K2O =>
2 Mg + K2CO3 = 2 MgO + C + K2O
Al + H2SO4 = H2O + AlSO3 =>
Al + H2SO4 = H2O + AlSO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
BaCl2(s) + H2SO4(aq) = BaSO4(aq) + HCl(aq) =>
BaCl2(s) + H2SO4(aq) = BaSO4(aq) + 2 HCl(aq)
CH3COOHMgO = H2OMgCH2COO =>
CH3COOHMgO = H2OMgCH2COO
Mg + K2CO3 = MgCO3 + K2 =>
Mg + K2CO3 = MgCO3 + K2
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Fe3SO4 + NaOH = Fe3(OH)2 + Na2SO4 =>
Fe3SO4 + 2 NaOH = Fe3(OH)2 + Na2SO4
KNO3 + HOH = KOH + HNO3 =>
KNO3 + HOH = KOH + HNO3
(CH3NH2)2*H2SO4 + NaOH = CH3NH2 + Na2SO4 + H2O =>
(CH3NH2)2*H2SO4 + 2 NaOH = 2 CH3NH2 + Na2SO4 + 2 H2O
Mg + K2CO3 = Mg(CO3)2 + K =>
Mg + 2 K2CO3 = Mg(CO3)2 + 4 K
(NH4)2CO3 + Na2SO4 = (NH4)2SO4 + Na2CO3 =>
(NH4)2CO3 + Na2SO4 = (NH4)2SO4 + Na2CO3
C4H8O2 + O2 = CO2 + H2O =>
C4H8O2 + 5 O2 = 4 CO2 + 4 H2O
SiH4 + CO = SiC + O2 + H2 =>
2 SiH4 + 2 CO = 2 SiC + O2 + 4 H2
Mg + K2CO3 = MgO + CO2 + K =>
Mg + K2CO3 = MgO + CO2 + 2 K
MgSO2 = MgOSO =>
MgSO2 = MgOSO
Ba(NO3)2 + HSO3NH2 = Ba(SO3NH2)2 + HNO3 =>
Ba(NO3)2 + 2 HSO3NH2 = Ba(SO3NH2)2 + 2 HNO3
NH3(g) + HCI(g) = NH4CI =>
NH3(g) + HCI(g) = NH4CI
CO2(g) + CaSiO3(s) + H2O(l) = SiO2(s) + Ca(HCO3)2(aq) =>
2 CO2(g) + CaSiO3(s) + H2O(l) = SiO2(s) + Ca(HCO3)2(aq)
Mg + K2CO3 = MgO + C + K =>
3 Mg + K2CO3 = 3 MgO + C + 2 K
NaOH + Li = NaLi + OH =>
NaOH + Li = NaLi + OH
KBr + PbO2 + HNO3 = Pb(NO3)2 + BrO2 + KNO3 + H2O =>
2 KBr + 5 PbO2 + 12 HNO3 = 5 Pb(NO3)2 + 2 BrO2 + 2 KNO3 + 6 H2O
FeO + H3Po4 = Fe3(Po4)2 + H2O =>
3 FeO + 2 H3Po4 = Fe3(Po4)2 + 3 H2O
Fe{3+} + I{-} = I2 + Fe =>
2 Fe{3+} + 6 I{-} = 3 I2 + 2 Fe
Cu(s) + AgNO3 = Ag(s) + Cu(NO3)2 =>
Cu(s) + 2 AgNO3 = 2 Ag(s) + Cu(NO3)2
CuCl2 + Al2O3 = Al2O3Cl3 + Cu =>
3 CuCl2 + 2 Al2O3 = 2 Al2O3Cl3 + 3 Cu
Ca(No3)2 + LiOH = Ca(OH)2 + LiNo3 =>
Ca(No3)2 + 2 LiOH = Ca(OH)2 + 2 LiNo3
FeO + H3PO4 = Fe3(PO4)2 + H2O =>
3 FeO + 2 H3PO4 = Fe3(PO4)2 + 3 H2O
NaHSO4 + Ca(OH)2 = CaSO4 + NaOH + H2O =>
NaHSO4 + Ca(OH)2 = CaSO4 + NaOH + H2O
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Équations équilibrées sur11/17/24
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