| Équations équilibrées la veille |
NaClO3 + HBr = NaBr + HClO3
Cu + C + O5 = Cu15CO =>
75 Cu + 5 C + O5 = 5 Cu15CO
FeCl3 + SOCl2 = FeCl4 + SO =>
2 FeCl3 + SOCl2 = 2 FeCl4 + SO
NaClO3 + MnO2 + NaOH = NaCl + Na2MnO4 + H2O =>
NaClO3 + 3 MnO2 + 6 NaOH = NaCl + 3 Na2MnO4 + 3 H2O
K2(C2O4)*H2O(s) + H2SO4(aq) = CO2(g) + K2SO4(s) + CO(g) + H2O(l) =>
K2(C2O4)*H2O(s) + H2SO4(aq) = CO2(g) + K2SO4(s) + CO(g) + 2 H2O(l)
Zn + Ag = ZnAg =>
Zn + Ag = ZnAg
Cu(OH)2 = CuO + (H2O) =>
Cu(OH)2 = CuO + (H2O)
Ca(s) + FeSO4 = CaSO4(aq) + Fe(s) =>
Ca(s) + FeSO4 = CaSO4(aq) + Fe(s)
Pt(s) + HCl(aq) = PtCl4(aq) + H2(g) =>
Pt(s) + 4 HCl(aq) = PtCl4(aq) + 2 H2(g)
CH3CH2OH + CrO3 = CH3COOH + CrO + H2O =>
CH3CH2OH + CrO3 = CH3COOH + CrO + H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
Zn + Cr2(SO4)3 = ZnSO4 + Cr =>
3 Zn + Cr2(SO4)3 = 3 ZnSO4 + 2 Cr
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
NaClO3KBr = NaBrKClO3 =>
NaClO3KBr = NaBrKClO3
Na3PO4(aq) + CaCl2(aq) = Ca3(PO4)2(s) + NaCl(aq) =>
2 Na3PO4(aq) + 3 CaCl2(aq) = Ca3(PO4)2(s) + 6 NaCl(aq)
CrCl2 + H2SO4 = Cr2(SO4)3 + H2O + HCl + SO2 =>
2 CrCl2 + 4 H2SO4 = Cr2(SO4)3 + 2 H2O + 4 HCl + SO2
Pb(OH)2 + HFO4 = Pb(FO4)2 + H2O =>
Pb(OH)2 + 2 HFO4 = Pb(FO4)2 + 2 H2O
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
SmCl2 + K2Cr2O7 + H2SO4 = K2SO4 + SmCl3 + Sm2(SO4)3 + Cr2(SO4)3 + H2O =>
6 SmCl2 + K2Cr2O7 + 7 H2SO4 = K2SO4 + 4 SmCl3 + Sm2(SO4)3 + Cr2(SO4)3 + 7 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al(s) + I2(s) = AlI3(s) =>
2 Al(s) + 3 I2(s) = 2 AlI3(s)
J2 + NaOH = Na + JOH =>
J2 + 2 NaOH = 2 Na + 2 JOH
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Cu2S + O2 = Cu + SO2 =>
Cu2S + O2 = 2 Cu + SO2
FeN + HCl = FeCl3 + NH3 =>
FeN + 3 HCl = FeCl3 + NH3
NH4NO3 + NaOH = NH4OH + Na + NO3 =>
NH4NO3 + NaOH = NH4OH + Na + NO3
Bi2(CrO4)5 + H3PO4 = Bi3(PO4)5 + CrO4H2 =>
3 Bi2(CrO4)5 + 10 H3PO4 = 2 Bi3(PO4)5 + 15 CrO4H2
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
Ba3O8P2 + Na2SO4 = Na3PO4 + BaSO4 =>
Ba3O8P2 + 3 Na2SO4 = 2 Na3PO4 + 3 BaSO4
K2O + H3PO4 = K3PO4 + H2O =>
3 K2O + 2 H3PO4 = 2 K3PO4 + 3 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH4ClO4 + Al = Al2O3 + NO + HCl + H2O =>
2 NH4ClO4 + 2 Al = Al2O3 + 2 NO + 2 HCl + 3 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
P2O5 + LiOH = HLiP2O6 =>
P2O5 + LiOH = HLiP2O6
K2O + H3PO4 = K3PO4 + H2O =>
3 K2O + 2 H3PO4 = 2 K3PO4 + 3 H2O
NaNO + KMnO4 + H2SO4 = NaNO3 + MnSO4 + K2SO4 + H2O =>
5 NaNO + 4 KMnO4 + 6 H2SO4 = 5 NaNO3 + 4 MnSO4 + 2 K2SO4 + 6 H2O
C19H24 + O3 = CO2 + H2O =>
3 C19H24 + 50 O3 = 57 CO2 + 36 H2O
NaCl + Pb(H2C3O2)2 = Na(H2C3O2)2 + PbCl =>
NaCl + Pb(H2C3O2)2 = Na(H2C3O2)2 + PbCl
NaHCO3 + CH3CH(OH)COOH = CH3CH(OH)COONa + CO2 + H2O =>
NaHCO3 + CH3CH(OH)COOH = CH3CH(OH)COONa + CO2 + H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
BaO + SnO = BaSnO2 =>
BaO + SnO = BaSnO2
H2Ca + HCl = CaCl + H =>
H2Ca + HCl = CaCl + 3 H
C3H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C3H6(g) + 9 O2(g) = 6 CO2(g) + 6 H2O(g)
H{+} + Cr2O7 + C2H5OH = Cr{+3} + CO2 + H2O =>
18 H{+} + 3 Cr2O7 + 2 C2H5OH = 6 Cr{+3} + 4 CO2 + 15 H2O
C2H5OH + KMnO4 + H2SO4 = CH3CHO + H2O + K2SO4 + MnSO4 =>
5 C2H5OH + 2 KMnO4 + 3 H2SO4 = 5 CH3CHO + 8 H2O + K2SO4 + 2 MnSO4
KNa2(s) + PO4(aq) = K3PO4 + Na =>
3 KNa2(s) + PO4(aq) = K3PO4 + 6 Na
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