| Équations équilibrées la veille |
LiO2 + H2O = HLiO2 + OH
He + O2 = He2O3 =>
4 He + 3 O2 = 2 He2O3
Zn(s) + H2O(aq) = H2(g) + ZnO(aq) =>
Zn(s) + H2O(aq) = H2(g) + ZnO(aq)
FeCl2 + Na2SO4 = FeSO4 + NaCl =>
FeCl2 + Na2SO4 = FeSO4 + 2 NaCl
NH3 + H3O2 = NO + H2O =>
NH3 + 5 H3O2 = NO + 9 H2O
Ca + Al(Cl)3 = Ca(Cl)2 + Al =>
3 Ca + 2 Al(Cl)3 = 3 Ca(Cl)2 + 2 Al
He + O2 = He2O3 =>
4 He + 3 O2 = 2 He2O3
Fe2O3 + CO2 = Fe2(CO3)3 =>
Fe2O3 + 3 CO2 = Fe2(CO3)3
Rb + H2S = Rb2S + H =>
2 Rb + H2S = Rb2S + 2 H
FeCl2(aq) + K3PO4(aq) = Fe3(PO4)2 + KCl =>
3 FeCl2(aq) + 2 K3PO4(aq) = Fe3(PO4)2 + 6 KCl
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
(NH4)2CO3Mg = (NH4)2MgCO3 =>
(NH4)2CO3Mg = (NH4)2MgCO3
LiHO + CO2 = Li2CO3 + H2O =>
2 LiHO + CO2 = Li2CO3 + H2O
Methanol + Oxygen = Carbondioxide + Water =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Fe304 + O2 = Fe2O3 =>
Fe304 + 228 O2 = 152 Fe2O3
Mg(s) + HC1(aq) = MgC12(aq) + H2(g) =>
Mg(s) + 12 HC1(aq) = MgC12(aq) + 6 H2(g)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KI + H2SO4 = I + K2SO4 + H =>
2 KI + H2SO4 = 2 I + K2SO4 + 2 H
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CH3COOH + KOH = H2O + K(CH3COO) =>
CH3COOH + KOH = H2O + K(CH3COO)
B(OH)3(s) + CH3OH(l) = B(OCH3)3(s) + H2O(l) =>
B(OH)3(s) + 3 CH3OH(l) = B(OCH3)3(s) + 3 H2O(l)
Sb2O5 + HCl = H3SbCl6 + Cl2 + H2O =>
Sb2O5 + 16 HCl = 2 H3SbCl6 + 2 Cl2 + 5 H2O
CO(CH3)2 + H2O2 = C9H18O6 + H2O =>
3 CO(CH3)2 + 3 H2O2 = C9H18O6 + 3 H2O
Ag + Al(NO3)3 = Al3 + Ag(NO3) =>
9 Ag + 3 Al(NO3)3 = Al3 + 9 Ag(NO3)
Cu + SH = CuSH =>
Cu + SH = CuSH
Cd{2+} + OH{-} = Cd(OH)2 =>
Cd{2+} + 2 OH{-} = Cd(OH)2
KNO2 + K2Cr2O7 + KHSO4 = KNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
3 KNO2 + K2Cr2O7 + 8 KHSO4 = 3 KNO3 + Cr2(SO4)3 + 5 K2SO4 + 4 H2O
Cr2(SO4)3 + HCl = H2O + SO3 + CrCl3 =>
Cr2(SO4)3 + 6 HCl = 3 H2O + 3 SO3 + 2 CrCl3
C3H8O3(l) + O2(g) = H2O(g) + CO2(g) =>
2 C3H8O3(l) + 7 O2(g) = 8 H2O(g) + 6 CO2(g)
Fe3{+} + H{+} = Fe2{+} + H2 =>
4 Fe3{+} + 2 H{+} = 6 Fe2{+} + H2
B + O2 = BO2 =>
B + O2 = BO2
H2S(g) + O2 = H2O(g) + SO2(g) =>
2 H2S(g) + 3 O2 = 2 H2O(g) + 2 SO2(g)
ZnBr2 + KOH = ZnK2 + BrOH =>
ZnBr2 + 2 KOH = ZnK2 + 2 BrOH
P4(s) + O2(l) = P4O10(s) =>
P4(s) + 5 O2(l) = P4O10(s)
AgCl(s) = Ag(s) + Cl(g) =>
AgCl(s) = Ag(s) + Cl(g)
KCl + F2 = KF + Cl2 =>
2 KCl + F2 = 2 KF + Cl2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Al + Na2CO3 = AlCO3 + Na =>
Al + Na2CO3 = AlCO3 + 2 Na
SbCl3 + HCl + KMnO4 = H[SbCl6] + MnCl2 + KCl + H2O =>
5 SbCl3 + 21 HCl + 2 KMnO4 = 5 H[SbCl6] + 2 MnCl2 + 2 KCl + 8 H2O
K2CO3 + HF = KF + CO2 + H2O =>
K2CO3 + 2 HF = 2 KF + CO2 + H2O
Ba{2+} + I{-} + H2O = BaI2*2H2O =>
Ba{2+} + 2 I{-} + 2 H2O = BaI2*2H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ag{+} + Fe2{+} = Ag + Fe{+} =>
Ag{+} + Fe2{+} = Ag + 2 Fe{+}
B2O3(s) + Ca(OH)2(aq) = Ca3(BO3)2(aq) + H2O =>
B2O3(s) + 3 Ca(OH)2(aq) = Ca3(BO3)2(aq) + 3 H2O
POCl3 + H2O = H3PO4 + H2 + Cl2 =>
2 POCl3 + 6 H2O = 2 H3PO4 + 3 H2 + 3 Cl2
NaCrO2 + H2O2 = NaCrO4 + H2O =>
NaCrO2 + 2 H2O2 = NaCrO4 + 2 H2O
KClO4 + KI + H2SO4 = I2 + K2SO4 + KCl + H2O =>
KClO4 + 8 KI + 4 H2SO4 = 4 I2 + 4 K2SO4 + KCl + 4 H2O
KHP + NaOH = Na + KO2 + H2O + P4 =>
4 KHP + 20 NaOH = 20 Na + 4 KO2 + 12 H2O + P4
Fe(HCO3)2(s) = Fe + H2O + O2 + CO2 =>
2 Fe(HCO3)2(s) = 2 Fe + 2 H2O + O2 + 4 CO2
Zn(NO3)2 + AgNO3 + CH3COOH = Zn095Ag05O + H2O + CO2 + N2 =>
190 Zn(NO3)2 + 10 AgNO3 + 292 CH3COOH = 2 Zn095Ag05O + 584 H2O + 584 CO2 + 195 N2
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