| Équations équilibrées la veille |
6 SrO + Si3N4 + 33 SiO2 + 4 N2 = 6 SrSi6N2O12
HClO4 + NH3 = NH4{+} + ClO4{-} =>
HClO4 + NH3 = NH4{+} + ClO4{-}
Pb4O + NaClO2 = NaO + Pb4ClO2 =>
Pb4O + NaClO2 = NaO + Pb4ClO2
Fe(s) + H3O(l) = FeO(s) + H2(g) =>
2 Fe(s) + 2 H3O(l) = 2 FeO(s) + 3 H2(g)
Ba(C2H3O2)2 + NaPO4 = Ba(PO4)2 + NaC2H3O2 =>
Ba(C2H3O2)2 + 2 NaPO4 = Ba(PO4)2 + 2 NaC2H3O2
NaHCO3(s) + CH3CO2H(aq) = H2O(l) + CH3CO2Na(aq) + CO2(g) =>
NaHCO3(s) + CH3CO2H(aq) = H2O(l) + CH3CO2Na(aq) + CO2(g)
Ni(OH)3 + H3AsO3 = NiAsO3 + H2O =>
Ni(OH)3 + H3AsO3 = NiAsO3 + 3 H2O
(NH4)2CO3 + HN03 = NH4N03 + HCO3 =>
8(NH4)2CO3 + 20 HN03 = 19 NH4N03 + 8 HCO3
PBr3 + Br2 = PBr5(s) =>
PBr3 + Br2 = PBr5(s)
NO + BaO(s) = Ba + NO2 =>
NO + BaO(s) = Ba + NO2
KBr + Ag2SO4 = AgBr + K2SO4 =>
2 KBr + Ag2SO4 = 2 AgBr + K2SO4
Na2SO3 + S = Na2S2O3 =>
Na2SO3 + S = Na2S2O3
Y(CH3COO)2 + Cu(NO3)2 = Y2O3 + CuO + CO2 + NO2 + H2O =>
2 Y(CH3COO)2 + 17 Cu(NO3)2 = Y2O3 + 17 CuO + 8 CO2 + 34 NO2 + 6 H2O
BaCl2 + HOH = BaOHCl + HCl =>
BaCl2 + HOH = BaOHCl + HCl
NaClO + HCl + KI = H2O + I2 + KCl + NaCl =>
NaClO + 2 HCl + 2 KI = H2O + I2 + 2 KCl + NaCl
KNO3 + KI + H2SO4 = HIO3 + NO + K2SO4 + H2O =>
4 KNO3 + 2 KI + 3 H2SO4 = 2 HIO3 + 4 NO + 3 K2SO4 + 2 H2O
NH2(aq) + O2(g) = N2(g) + H2O(l) =>
2 NH2(aq) + O2(g) = N2(g) + 2 H2O(l)
PCl5 + Ca(OH)2 = CaCl2 + H3PO4 + H2O =>
2 PCl5 + 5 Ca(OH)2 = 5 CaCl2 + 2 H3PO4 + 2 H2O
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
C6H5SO2 + O2 = SO3 + H2O + CO2 =>
4 C6H5SO2 + 31 O2 = 4 SO3 + 10 H2O + 24 CO2
NO3 + N2O = NO2 =>
3 NO3 + N2O = 5 NO2
HClO3 + Ca(OH)2 = Ca(ClO3)2 + HOH =>
2 HClO3 + Ca(OH)2 = Ca(ClO3)2 + 2 HOH
C4H2 + O2 = CO2 + water =>
2 C4H2 + 9 O2 = 8 CO2 + 2 H2O
MnO2 + H{+} + Cl{-} = Mn + H2O + Cl2 =>
MnO2 + 4 H{+} + 4 Cl{-} = Mn + 2 H2O + 2 Cl2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
H2CrO4 + AgOH = Ag2(CrO4) + H2O =>
H2CrO4 + 2 AgOH = Ag2(CrO4) + 2 H2O
Sr8Al7 = SrAl2 + Sr72Al28 =>
116 Sr8Al7 = 280 SrAl2 + 9 Sr72Al28
PH3 + O2 = H2OP4H10 =>
8 PH3 + O2 = 2 H2OP4H10
Rb + N2 = RbN2 =>
Rb + N2 = RbN2
CsO + H2O = CsOH + O2 =>
4 CsO + 2 H2O = 4 CsOH + O2
Cu{2+} + Cl{-} = Cu{+} + Cl2 =>
2 Cu{2+} + 2 Cl{-} = 2 Cu{+} + Cl2
Si + OH = SiO2 + H2O =>
Si + 4 OH = SiO2 + 2 H2O
CH3COOH + NaHCO3 = NaHCO + CH3HCO3 =>
2 CH3COOH + NaHCO3 = NaHCO + 2 CH3HCO3
Ba(OH)2 + NH4SCN = Ba + SCN + NH3 + H2O =>
Ba(OH)2 + 2 NH4SCN = Ba + 2 SCN + 2 NH3 + 2 H2O
NaOH + Cu{2+} = Cu(OH){2} + Na =>
NaOH + Cu{2+} = Cu(OH){2} + Na
C2H5OH + CSOH = C2H5OCS + HOH =>
C2H5OH + CSOH = C2H5OCS + HOH
H2CO3 + BaCl2 = BaCO3 + H2Cl2 =>
H2CO3 + BaCl2 = BaCO3 + H2Cl2
K2O + HCl = KCl + HOH =>
K2O + 2 HCl = 2 KCl + HOH
Na3PO4(aq) + BaCl2(aq) = Ba3(PO4)2(s) + NaCl =>
2 Na3PO4(aq) + 3 BaCl2(aq) = Ba3(PO4)2(s) + 6 NaCl
Mg + SO3 = MgO3S =>
Mg + SO3 = MgO3S
(CH3)2CO + Zn = (CH3)2Zn + CO =>
(CH3)2CO + Zn = (CH3)2Zn + CO
PbCO3 + HCl = PbCl2 + H2CO3 =>
PbCO3 + 2 HCl = PbCl2 + H2CO3
SiC + CuO = CO2 + Cu2Si =>
SiC + 2 CuO = CO2 + Cu2Si
Ni(OH)2 + NiBr2 = NiBr + O2 + H2O =>
2 Ni(OH)2 + 2 NiBr2 = 4 NiBr + O2 + 2 H2O
CH3COCH3 + CH3OH = CH3OCCH3OHCH3 =>
CH3COCH3 + CH3OH = CH3OCCH3OHCH3
CHCOOLi + H2O = OH + CHCOOLiH =>
CHCOOLi + H2O = OH + CHCOOLiH
AsH3 + NO3{-} + H{+} = AsO4{3-} + NO2 + H2O =>
AsH3 + 8 NO3{-} + 5 H{+} = AsO4{3-} + 8 NO2 + 4 H2O
S + HNO3 = NO + SO + H2O =>
3 S + 2 HNO3 = 2 NO + 3 SO + H2O
(CH3COO) + OH = CO2 + H2O =>
(CH3COO) + 7 OH = 2 CO2 + 5 H2O
magnesium + CuCl2 = magnesiumchloride + copper =>
Mg + CuCl2 = MgCl2 + Cu
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