| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Se + O2 = 2 SeO
Mg(s) + HNO3 = Mg(NO3)2(aq) + H2(g) =>
Mg(s) + 2 HNO3 = Mg(NO3)2(aq) + H2(g)
Cu + Fe2S3 = CuS + Fe =>
3 Cu + Fe2S3 = 3 CuS + 2 Fe
(NH4)2WO4 = WO3 + NH3 + H2O =>
(NH4)2WO4 = WO3 + 2 NH3 + H2O
Na2HPO4*12H2O + (NH4)6Mo7O24*4H2O + HNO3 = (NH4)3PMo12O40*6H2O + NaNO3 + NH4NO3 + H2O =>
7 Na2HPO4*12H2O + 12(NH4)6Mo7O24*4H2O + 65 HNO3 = 7(NH4)3PMo12O40*6H2O + 14 NaNO3 + 51 NH4NO3 + 126 H2O
SnBr4 + Na2O = Sn2O4 + NaBr =>
2 SnBr4 + 4 Na2O = Sn2O4 + 8 NaBr
C2H5OH + HNO3 = CO2 + N2O3 + H2O =>
C2H5OH + 6 HNO3 = 2 CO2 + 3 N2O3 + 6 H2O
N2O3 + Na2O = NaNO2 =>
N2O3 + Na2O = 2 NaNO2
Cr + Na2SO3 = Cr2(SO3)3 + Na =>
2 Cr + 3 Na2SO3 = Cr2(SO3)3 + 6 Na
SO2 + NO = SO3 + N2O =>
SO2 + 2 NO = SO3 + N2O
Na2S2O8 + NaOH = O + Na2SO4 + H2O =>
Na2S2O8 + 2 NaOH = O + 2 Na2SO4 + H2O
BaO + Ca3(PO4)2 = Ba3(PO4)2 + CaO =>
3 BaO + Ca3(PO4)2 = Ba3(PO4)2 + 3 CaO
Ca3(PO4)2 + H2SO4 = CaSO4 + CaH4P2O8 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + CaH4P2O8
KClO4(s) = KClO3(s) + O2(g) =>
2 KClO4(s) = 2 KClO3(s) + O2(g)
C5H10(l) + O2(g) = CO2(g) + H2O =>
2 C5H10(l) + 15 O2(g) = 10 CO2(g) + 10 H2O
CH3COCOOH = CH3COOHCO =>
CH3COCOOH = CH3COOHCO
K2O + P2O5 = K3PO4 =>
3 K2O + P2O5 = 2 K3PO4
NaHCO3(s) + C2H4O2(aq) = CO2(g) + H2O(l) + NaC2H3O2(aq) =>
NaHCO3(s) + C2H4O2(aq) = CO2(g) + H2O(l) + NaC2H3O2(aq)
H + (H2PO2) = H2PO2H =>
H + (H2PO2) = H2PO2H
Fe + Br2 + Na2CO3*10H2O = Fe(OH)3 + NaBr + CO2 + H2O =>
2 Fe + 3 Br2 + 3 Na2CO3*10H2O = 2 Fe(OH)3 + 6 NaBr + 3 CO2 + 27 H2O
Li3PO4 + MgSO3 = Mg3(PO4)2 + Li2SO3 =>
2 Li3PO4 + 3 MgSO3 = Mg3(PO4)2 + 3 Li2SO3
PH3 + KMnO4 + H2SO4 = H3PO4 + MnSO4 + K2SO4 + H2O =>
5 PH3 + 8 KMnO4 + 12 H2SO4 = 5 H3PO4 + 8 MnSO4 + 4 K2SO4 + 12 H2O
HClO4(aq) + Mg(OH)2(aq) = Mg(ClO4)2(s) + H2O(l) =>
2 HClO4(aq) + Mg(OH)2(aq) = Mg(ClO4)2(s) + 2 H2O(l)
NaNO3 = NaNO2 + O2 = =>
2 NaNO3 = 2 NaNO2 + O2
(NH4)2S2O3 + CuClO4 = Cu2S2O3 + NH4Cl + O2 =>
(NH4)2S2O3 + 2 CuClO4 = Cu2S2O3 + 2 NH4Cl + 4 O2
FeS2 + H{+} + NO3{-} = Fe3{+} + (SO4)2{-} + NO + H2O =>
9 FeS2 + 40 H{+} + 46 NO3{-} = 3 Fe3{+} + 9(SO4)2{-} + 46 NO + 20 H2O
HBr + C6H5NH2 = C6H5NH3Br =>
HBr + C6H5NH2 = C6H5NH3Br
Ag2CrO4 + H{+} = Ag{+} + Cr2O7{2-} + H2O =>
2 Ag2CrO4 + 2 H{+} = 4 Ag{+} + Cr2O7{2-} + H2O
MnO4 + C2O4 = MnO2 + CO4 =>
2 MnO4 + C2O4 = 2 MnO2 + 2 CO4
K2SO4 + NH3 = (K2(NH3)4)SO4 =>
K2SO4 + 4 NH3 = (K2(NH3)4)SO4
Zn + FeCI2 = Fe + ZnCI2 =>
Zn + FeCI2 = Fe + ZnCI2
S + KOH = KSO + KS + H2O =>
2 S + 2 KOH = KSO + KS + H2O
FeCl3 + PO4 = FePO4 + Cl2 =>
2 FeCl3 + 2 PO4 = 2 FePO4 + 3 Cl2
B2H6O6 = HBO2 + H2O =>
B2H6O6 = 2 HBO2 + 2 H2O
Ba + CN = Ba(CN)2 =>
Ba + 2 CN = Ba(CN)2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
KOH + Li3PO4 = K3PO4 + LiOH =>
3 KOH + Li3PO4 = K3PO4 + 3 LiOH
N2O3 + NH4OH = N2 + H2O =>
N2O3 + 2 NH4OH = 2 N2 + 5 H2O
(CH3(CH2)4CH3)3 + O2 = CO2 + H2O =>
2(CH3(CH2)4CH3)3 + 57 O2 = 36 CO2 + 42 H2O
CO2H2O = H2CO3 =>
CO2H2O = H2CO3
N2 + H3O = HN2 + H2O =>
N2 + H3O = HN2 + H2O
CH3CH2COOH + Na2CO3 = CH3CH2COONa + CO2 + H2O =>
2 CH3CH2COOH + Na2CO3 = 2 CH3CH2COONa + CO2 + H2O
Zn + Pb3(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb3(NO3)2 = Zn(NO3)2 + 3 Pb
SrCl2 + Na3P = Sr3P2 + NaCl =>
3 SrCl2 + 2 Na3P = Sr3P2 + 6 NaCl
AlCl3(s) + KOH(aq) = Al(OH)3(s) + KCl(aq) =>
AlCl3(s) + 3 KOH(aq) = Al(OH)3(s) + 3 KCl(aq)
H2SO4 + Cl(OH)2 = ClSO4 + H2O =>
H2SO4 + Cl(OH)2 = ClSO4 + 2 H2O
CuSO4 + NaOH + CH3CH2OH = CH3COONa + Cu2O + Na2SO4 + H2O =>
4 CuSO4 + 9 NaOH + CH3CH2OH = CH3COONa + 2 Cu2O + 4 Na2SO4 + 6 H2O
NaCrO2 + Cl2 + NaOH = Na2CrO4 + NaCl + H2O =>
2 NaCrO2 + 3 Cl2 + 8 NaOH = 2 Na2CrO4 + 6 NaCl + 4 H2O
PH3(g) + O(g) = H2O(g) + P4O10 =>
4 PH3(g) + 16 O(g) = 6 H2O(g) + P4O10
Zn(SO4) + SrCl2 = ZnCl2 + Sr(SO4) =>
Zn(SO4) + SrCl2 = ZnCl2 + Sr(SO4)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
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