| Équations équilibrées la veille |
HCI + NH3 = HCINH3
Co + CO = CoCO =>
Co + CO = CoCO
Cr + NaNO3 = Cr(NO3)3 + Na =>
Cr + 3 NaNO3 = Cr(NO3)3 + 3 Na
H2O + SnCl2 + O2 = SnO2 + HCl =>
2 H2O + 2 SnCl2 + O2 = 2 SnO2 + 4 HCl
Fe + KClO3 = Fe2O3 + KCl =>
2 Fe + KClO3 = Fe2O3 + KCl
KMnO4 + KAs02 + KOH = MnO2 + K3AsO4 + H2O =>
11 KMnO4 + 3 KAs02 + 4 KOH = 11 MnO2 + 6 K3AsO4 + 2 H2O
Sr + H2 = SrH2 =>
Sr + H2 = SrH2
(NH4)3PO4 + AgCl = Ag3PO4 + NH4Cl =>
(NH4)3PO4 + 3 AgCl = Ag3PO4 + 3 NH4Cl
H2SO4 + NaH + CO3 = CO2 + Na2SO4 + H2O =>
H2SO4 + 2 NaH + 2 CO3 = 2 CO2 + Na2SO4 + 2 H2O
CUC12 + H2 = CU + HC1 =>
CUC12 + 6 H2 = CU + 12 HC1
KIO3 + H2SO4 + KI = I2 + H2O + K2SO4 =>
KIO3 + 3 H2SO4 + 5 KI = 3 I2 + 3 H2O + 3 K2SO4
Fe(OH)3 + HNO3 = Fe(NO3)3 + HOH =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 HOH
FeCl3 + PbNO3 = Fe2(NO3)3 + PbCl2 =>
2 FeCl3 + 3 PbNO3 = Fe2(NO3)3 + 3 PbCl2
N2O5(s) + H2O(s) = HNO3(s) =>
N2O5(s) + H2O(s) = 2 HNO3(s)
NaHO2 + Cl = NaCl + NaClO2 + H2O =>
4 NaHO2 + 4 Cl = NaCl + 3 NaClO2 + 2 H2O
NO2 = N2 + O2(classification) =>
2 NO2 = N2 + 2 O2(classification)
H2S(aq) + H{+}(aq) + Cr2O7{2-}(aq) = Cr{3+}(aq) + S(s) + H2O(l) =>
3 H2S(aq) + 8 H{+}(aq) + Cr2O7{2-}(aq) = 2 Cr{3+}(aq) + 3 S(s) + 7 H2O(l)
FeSO4 + (NH4)2CO3 = FeCO3 + (NH4)2SO4 =>
FeSO4 + (NH4)2CO3 = FeCO3 + (NH4)2SO4
(Co(NH3)5(OH2))Cl3 = (Co(NH3)5(Cl))Cl2 + H2O =>
(Co(NH3)5(OH2))Cl3 = (Co(NH3)5(Cl))Cl2 + H2O
Zn + HJ = ZnJ + H2 =>
2 Zn + 2 HJ = 2 ZnJ + H2
CH4(g) + O2(g) = C(g) + H2O(l) =>
CH4(g) + O2(g) = C(g) + 2 H2O(l)
Al2O3 + KOH = Al2K2O4 + H2O =>
Al2O3 + 2 KOH = Al2K2O4 + H2O
AgNO2 = Ag1NO2 =>
AgNO2 = Ag1NO2
CuO + C2H5OH = Cu + CH3COH + H2O =>
CuO + C2H5OH = Cu + CH3COH + H2O
Sn + Pb(CH3COO)2 = Sn(CH3COO)2 + Pb =>
Sn + Pb(CH3COO)2 = Sn(CH3COO)2 + Pb
Li2CO3 + NaOH = Na2CO3 + LiOH =>
Li2CO3 + 2 NaOH = Na2CO3 + 2 LiOH
(NH4)2CrO7 = CrO3 + H2O + N2 =>
(NH4)2CrO7 = CrO3 + 4 H2O + N2
H2O2 + (SO3)2{-} = (SO4)2{-} + H2O =>
2 H2O2 + (SO3)2{-} = (SO4)2{-} + 2 H2O
NO2 + Cu = CuO + N2 =>
2 NO2 + 4 Cu = 4 CuO + N2
N2H4 + KBrO4 = N2 + KBr + H2O =>
2 N2H4 + KBrO4 = 2 N2 + KBr + 4 H2O
C6H5NO3 + Sn + HCl + NaOH = C6H7N + Sn(OH)2 + ClNa =>
C6H5NO3 + 4 Sn + 5 HCl + 5 NaOH = C6H7N + 4 Sn(OH)2 + 5 ClNa
(NH4)2CrO7 = CrO3 + H2O + N2 =>
(NH4)2CrO7 = CrO3 + 4 H2O + N2
C2H5OH + HNO3 = CO2 + H2O + NO =>
C2H5OH + 4 HNO3 = 2 CO2 + 5 H2O + 4 NO
(NH4)2CrO7 = CrO3 + H2O + N2 =>
(NH4)2CrO7 = CrO3 + 4 H2O + N2
IO3{-} + I{-} + H{+} = I2 + H2O =>
IO3{-} + 5 I{-} + 6 H{+} = 3 I2 + 3 H2O
Ag(NO3) + K2(PO4) = Ag2(PO4) + K(NO3) =>
2 Ag(NO3) + K2(PO4) = Ag2(PO4) + 2 K(NO3)
Al(s) + HCl(g) = AlCl3(s) + H2(g) =>
2 Al(s) + 6 HCl(g) = 2 AlCl3(s) + 3 H2(g)
NaBr + Cl = NaCl2 + Br =>
NaBr + 2 Cl = NaCl2 + Br
Hg + I2 = HgI12 =>
Hg + 6 I2 = HgI12
C2H8N2 + O2 = CO2 + CH4 + NH2 =>
C2H8N2 + O2 = CO2 + CH4 + 2 NH2
Cs + N = CsN =>
Cs + N = CsN
Cl2 + MnSO4 + KOH = KCl + K2MnO4 + K2SO4 + H2O =>
2 Cl2 + MnSO4 + 8 KOH = 4 KCl + K2MnO4 + K2SO4 + 4 H2O
HgSO4 + SnSO4 = SnHg + SO4 =>
HgSO4 + SnSO4 = SnHg + 2 SO4
(NH4)2CrO7 = CrO3 + H2O + N2 =>
(NH4)2CrO7 = CrO3 + 4 H2O + N2
V(OH)2 + H2SeO4 = VSeO4 + H2O =>
V(OH)2 + H2SeO4 = VSeO4 + 2 H2O
Al(NO3)3 + H2O = AlOH(NO3)2 + HNO3 =>
Al(NO3)3 + H2O = AlOH(NO3)2 + HNO3
CH4(q) + Cl2(g) = CCl4(l) + HCl(g) =>
CH4(q) + 4 Cl2(g) = CCl4(l) + 4 HCl(g)
AgNO3(aq) + LiCI(aq) = AgCI(s) + LiNO3(aq) =>
AgNO3(aq) + LiCI(aq) = AgCI(s) + LiNO3(aq)
(NH4)2CrO7 = CrO3 + H2O + N2 =>
(NH4)2CrO7 = CrO3 + 4 H2O + N2
AgO = Ag + O =>
AgO = Ag + O
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