| Équations équilibrées la veille |
Na2CO3 + 2 NH3 + C = 2 NaCN + 3 H2O
Sr(OH)2*8H2O + NH4Cl = SrCl2 + NH3 + H2O =>
Sr(OH)2*8H2O + 2 NH4Cl = SrCl2 + 2 NH3 + 10 H2O
Mg + P = Mg5P2 =>
5 Mg + 2 P = Mg5P2
Fe2O3 + H2SO3 + KMnO4 = FeSO4 + H2O + K2SO4 + MnSO4 =>
2 Fe2O3 + 7 H2SO3 + 2 KMnO4 = 4 FeSO4 + 7 H2O + K2SO4 + 2 MnSO4
CaCO3 + SO3NH3 = Ca(SO3NH2)2 + H2O + CO2 =>
CaCO3 + 2 SO3NH3 = Ca(SO3NH2)2 + H2O + CO2
NaC2H3O2 + KCl = NaK + ClC2H3O2 =>
NaC2H3O2 + KCl = NaK + ClC2H3O2
CH3COOH + PCl3 = C2H3OCl + H3PO3 =>
3 CH3COOH + PCl3 = 3 C2H3OCl + H3PO3
NaNO3 = NaNO2 + O =>
NaNO3 = NaNO2 + O
Pb(NO3)2 + KI = I2Pb + KNO3 =>
Pb(NO3)2 + 2 KI = I2Pb + 2 KNO3
SrCl2*6H2O + NaOH = SrO + NaCl + H2O =>
SrCl2*6H2O + 2 NaOH = SrO + 2 NaCl + 7 H2O
CUSO4 + H2SO4 = CU(OH)2 + SO3 =>
CUSO4 + H2SO4 = CU(OH)2 + 2 SO3
(CH3)3CBr + AgNO3 = AgBr + C4H9ONO2 =>
(CH3)3CBr + AgNO3 = AgBr + C4H9ONO2
SCN{-} + Ag{+} = AgSCN =>
SCN{-} + Ag{+} = AgSCN
MnO4 + HCl = MnCl2 + Cl2 + H2O =>
MnO4 + 8 HCl = MnCl2 + 3 Cl2 + 4 H2O
C2H4O2(aq) + O2(g) = CO2(g) + H2O(l) =>
C2H4O2(aq) + 2 O2(g) = 2 CO2(g) + 2 H2O(l)
CuCl2 + LiOH = Cu(OH)2 + LiCl =>
CuCl2 + 2 LiOH = Cu(OH)2 + 2 LiCl
Al(s) + Sn(ClO3)4(aq) = Al(ClO3)3 + Sn =>
4 Al(s) + 3 Sn(ClO3)4(aq) = 4 Al(ClO3)3 + 3 Sn
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
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
Cu(OH)2 + H = Cu + H2O =>
Cu(OH)2 + 2 H = Cu + 2 H2O
Co2O3 + H2 = Co + H2O =>
Co2O3 + 3 H2 = 2 Co + 3 H2O
CH{4} + O = CO{2} + H{2}O =>
CH{4} + O = CO{2} + H{2}O
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
NaNO2 + H2O = NaOH + HNO2 =>
NaNO2 + H2O = NaOH + HNO2
CH3COONa + H3PO4 = CH3COOH + Na2HPO4 =>
2 CH3COONa + H3PO4 = 2 CH3COOH + Na2HPO4
MgSO4 + NH4Cl = MgCl + NH4SO4 =>
MgSO4 + NH4Cl = MgCl + NH4SO4
C14H33COOH + O2 = CO2 + H2O =>
2 C14H33COOH + 45 O2 = 30 CO2 + 34 H2O
CoCl3 + NiSO4 = CoSO4 + NiCl3 =>
CoCl3 + NiSO4 = CoSO4 + NiCl3
NO + Fe2O3 = Fe + NO2 =>
3 NO + Fe2O3 = 2 Fe + 3 NO2
HCl4 + O2 = H2O + Cl =>
4 HCl4 + O2 = 2 H2O + 16 Cl
Ca2Si + HCl = CaCl2 + SiH4 =>
Ca2Si + 4 HCl = 2 CaCl2 + SiH4
H(PO4) + Na(OH) = Na(PO4) + H2O =>
H(PO4) + Na(OH) = Na(PO4) + H2O
Al2(SO4)3*18H2O = Al2O3 + SO3 + H2O =>
Al2(SO4)3*18H2O = Al2O3 + 3 SO3 + 18 H2O
CaSO4 + NaHPO4 = CaPO4 + NaSO4 + H2 =>
2 CaSO4 + 2 NaHPO4 = 2 CaPO4 + 2 NaSO4 + H2
CH3CO2Na + S + Br2 = (CH3CO)2O + Na2SO4 + NaBr =>
8 CH3CO2Na + S + 3 Br2 = 4(CH3CO)2O + Na2SO4 + 6 NaBr
Ca(NO3)2(aq) + NaOH(aq) = Ca(OH)2(f) + NaNO3(aquck) =>
Ca(NO3)2(aq) + 2 NaOH(aq) = Ca(OH)2(f) + 2 NaNO3(aquck)
Na2SO4 + CaWO4 = CaSO4 + Na2WO4 =>
Na2SO4 + CaWO4 = CaSO4 + Na2WO4
CH3CO2H + NH4OH = CH3COONH4 + H2O =>
CH3CO2H + NH4OH = CH3COONH4 + H2O
KI(s) + MnO2(s) + H2SO4(l) = I2(s) + MnSO4(aq) + K2SO4(aq) + H2O(l) =>
2 KI(s) + MnO2(s) + 2 H2SO4(l) = I2(s) + MnSO4(aq) + K2SO4(aq) + 2 H2O(l)
Ca(OH)2 + BaO = CaO + Ba(OH)2 =>
Ca(OH)2 + BaO = CaO + Ba(OH)2
HClO3 = HCl + O2 =>
2 HClO3 = 2 HCl + 3 O2
Ag(NO3)2 + NaOH = Ag(OH)2 + NaNO3 =>
Ag(NO3)2 + 2 NaOH = Ag(OH)2 + 2 NaNO3
K2Cr2O7 + H2SO4 + H3CCH2OH = Cr2(SO4)3 + H2O + CH3CHO + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 3 H3CCH2OH = Cr2(SO4)3 + 7 H2O + 3 CH3CHO + K2SO4
FeCl3 + NH4OH = Fe(OH)3(s) + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3(s) + 3 NH4Cl
K2Cr2O7 + H2SO4 + CH3CH2OH = CH3COOH + Cr2(SO4)3 + H2O + K2SO4 =>
2 K2Cr2O7 + 8 H2SO4 + 3 CH3CH2OH = 3 CH3COOH + 2 Cr2(SO4)3 + 11 H2O + 2 K2SO4
KBrO{-}3 = KBrO{-}2 =>
KBrO{-}3 = KBrO{-}2
Pb3O4 + H2SO4 = PbSO4 + H2O + O2 =>
2 Pb3O4 + 6 H2SO4 = 6 PbSO4 + 6 H2O + O2
CuCl2 + NH3 + H2O = [Cu(NH3)4(H2O)2{2+}] + NH4Cl + OH{-} =>
CuCl2 + 6 NH3 + 4 H2O = [Cu(NH3)4(H2O)2{2+}] + 2 NH4Cl + 2 OH{-}
KMnO4 + CuBr2 + H2SO4 = CuSO4 + MnSO4 + K2SO4 + Br2 + H2O =>
2 KMnO4 + 5 CuBr2 + 8 H2SO4 = 5 CuSO4 + 2 MnSO4 + K2SO4 + 5 Br2 + 8 H2O
Na2S2O3 + NaOH + NaBrO3 = Na2SO4 + H2O + NaBr =>
3 Na2S2O3 + 6 NaOH + 4 NaBrO3 = 6 Na2SO4 + 3 H2O + 4 NaBr
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