| Équations équilibrées la veille |
3 C6H8O6 + 4 KNO3 = 4 K + 18 CO + 12 H2O + 4 N
NaCHO3 + CH3COOH = CO2 + NaCH3CO2 + H2O =>
NaCHO3 + CH3COOH = CO2 + NaCH3CO2 + H2O
Na2SO4 + Al(NO3)3 = Al2(SO4)3 + NaNO3 =>
3 Na2SO4 + 2 Al(NO3)3 = Al2(SO4)3 + 6 NaNO3
AlBr3 + KI = AlI3 + KBr =>
AlBr3 + 3 KI = AlI3 + 3 KBr
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
FeO2 + Al = Al2O3 + Fe =>
3 FeO2 + 4 Al = 2 Al2O3 + 3 Fe
C3H5(ONO2)3 = CO2 + H2O + N2 + NO =>
4 C3H5(ONO2)3 = 12 CO2 + 10 H2O + 5 N2 + 2 NO
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Na2Cr2O7 + H2O = H2CrO4 + NaOH =>
Na2Cr2O7 + 3 H2O = 2 H2CrO4 + 2 NaOH
Cu2O + FeS2 = Cu2S2 + FeO =>
Cu2O + FeS2 = Cu2S2 + FeO
C6H8O7 + CO(NH2)2 = C6H6(NH2)2 + H2O + CO2 =>
14 C6H8O7 + 9 CO(NH2)2 = 9 C6H6(NH2)2 + 29 H2O + 39 CO2
H2CrO4 + KNO3 + NaOH = K2CrO4 + NaNO3 + H2O =>
H2CrO4 + 2 KNO3 + 2 NaOH = K2CrO4 + 2 NaNO3 + 2 H2O
S2O3{2-} + ClO3{-} + OH{-} = SO4{2-} + Cl{-} + H2O =>
3 S2O3{2-} + 4 ClO3{-} + 6 OH{-} = 6 SO4{2-} + 4 Cl{-} + 3 H2O
Cu2 + CrO4 = CuCrO4 =>
Cu2 + 2 CrO4 = 2 CuCrO4
BiCl3 + NaOH = BiOCl + NaCl + H2O =>
BiCl3 + 2 NaOH = BiOCl + 2 NaCl + H2O
CaOH = Ca2O + H2O =>
2 CaOH = Ca2O + H2O
H2SO4 + KMnO4 = MnSO4 + O2 + H2O + K2SO4 =>
6 H2SO4 + 4 KMnO4 = 4 MnSO4 + 5 O2 + 6 H2O + 2 K2SO4
NaOH + (C17H35COO)3C3H5 = C17H35COONa + C3H8O3 =>
3 NaOH + (C17H35COO)3C3H5 = 3 C17H35COONa + C3H8O3
CH3CH3 + H2O = CH4CH3 + OH =>
CH3CH3 + H2O = CH4CH3 + OH
KI + H2SO4 + NaClO = I + NaCl + KSO4 + H2O2 =>
KI + H2SO4 + 2 NaClO = I + 2 NaCl + KSO4 + H2O2
Ca(OH) + NH4(SO4) = CaSO4 + H2O + NH3 =>
Ca(OH) + NH4(SO4) = CaSO4 + H2O + NH3
PBCO3 + H2SO4 = PBSO4 + H2O + CO2 =>
PBCO3 + H2SO4 = PBSO4 + H2O + CO2
HI(aq) + NaOH(aq) = H(OH) + NaI =>
HI(aq) + NaOH(aq) = H(OH) + NaI
H2O + FeS2 + NO3{-} = N2 + FeOOH + SO4{2-} + H{+} =>
2 H2O + 2 FeS2 + 6 NO3{-} = 3 N2 + 2 FeOOH + 4 SO4{2-} + 2 H{+}
C6H8O7 + Na2O = H2O + CO2 + Na =>
C6H8O7 + 9 Na2O = 4 H2O + 6 CO2 + 18 Na
AgNO3 + HCHO = Ag + NH3 + H2O + CO2 =>
4 AgNO3 + 9 HCHO = 4 Ag + 4 NH3 + 3 H2O + 9 CO2
MgO + KOH = Mg(OH)2 + K2O =>
MgO + 2 KOH = Mg(OH)2 + K2O
CaSO3 + K2SO4 = CaSO4 + K2SO3 =>
CaSO3 + K2SO4 = CaSO4 + K2SO3
AgNO3 + NH3 = Ag3N + HNO3 =>
3 AgNO3 + NH3 = Ag3N + 3 HNO3
HCO3 + LiOH = LiCO3 + HOH =>
HCO3 + LiOH = LiCO3 + HOH
RCO2Na + Ca + Cl2 = RCO2Ca + NaCl =>
2 RCO2Na + 2 Ca + Cl2 = 2 RCO2Ca + 2 NaCl
Mg{+2} + SO4{-2} = MgSO4 =>
Mg{+2} + SO4{-2} = MgSO4
Mg(s) + CuCl2(aq) = Cu(aq) + Mg(s)Cl2 =>
Mg(s) + CuCl2(aq) = Cu(aq) + Mg(s)Cl2
NH3 + H2SO3 = S + HNO3 + H2O =>
NH3 + 2 H2SO3 = 2 S + HNO3 + 3 H2O
Cu + HNO2 = Cu(NO3) + N2 + H2O =>
2 Cu + 4 HNO2 = 2 Cu(NO3) + N2 + 2 H2O
C6H5CH3 + KMnO4 + H2SO4 = C6H5C00H + K2SO4 + MnSO4 + H2O =>
5 C6H5CH3 + 2 KMnO4 + 3 H2SO4 = 5 C6H5C00H + K2SO4 + 2 MnSO4 + 8 H2O
H2SO4(aq) + Mg(OH)2(aq) = MgSO4 + H2O(l) =>
H2SO4(aq) + Mg(OH)2(aq) = MgSO4 + 2 H2O(l)
NaOH + H2C2O4 = Na2C2O4 + H2O =>
2 NaOH + H2C2O4 = Na2C2O4 + 2 H2O
NaI + H2O = Na2O + HI =>
2 NaI + H2O = Na2O + 2 HI
C3H6O + NaIO = CHI3 + CH3COONa + NaOH =>
C3H6O + 3 NaIO = CHI3 + CH3COONa + 2 NaOH
MnO4{-} + H{+} + Cl{-} = Mn{2+} + Cl2 + H2O =>
2 MnO4{-} + 16 H{+} + 10 Cl{-} = 2 Mn{2+} + 5 Cl2 + 8 H2O
Sr + GaCl3 = SrCl3 + Ga =>
Sr + GaCl3 = SrCl3 + Ga
MnO + Fe2O3 = Mn(FeO2)2 =>
MnO + Fe2O3 = Mn(FeO2)2
CoCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CoCl2(aq) =>
CoCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CoCl2(aq)
Co + NaF2 = CoF2 + Na =>
Co + NaF2 = CoF2 + Na
KClO3 + FeSO4 + H2SO4 = KCl + Fe2(SO4)3 + H2O =>
KClO3 + 6 FeSO4 + 3 H2SO4 = KCl + 3 Fe2(SO4)3 + 3 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
ZnS + Pb(CH3COO)2 + HCl = ZnCl2 + PbS + CH3COOH =>
ZnS + Pb(CH3COO)2 + 2 HCl = ZnCl2 + PbS + 2 CH3COOH
B2 + Cl2 = BCl =>
B2 + Cl2 = 2 BCl
CH3CH2OH + CH4 = CH3CH2OCH3 + H2 =>
CH3CH2OH + CH4 = CH3CH2OCH3 + H2
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