| Équations équilibrées la veille |
K + BrO3 = KBrO3
SiO2(s)CaCO3(s) = CaSiO3CO2(g) =>
SiO2(s)CaCO3(s) = CaSiO3CO2(g)
NaCl(s) + H2O(l) = NaOH(aq) + Cl2(g) + H2(g) =>
2 NaCl(s) + 2 H2O(l) = 2 NaOH(aq) + Cl2(g) + H2(g)
Ba(aq) + SO4(aq) = BaSO4 =>
Ba(aq) + SO4(aq) = BaSO4
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
O2(g) = O3(g) =>
3 O2(g) = 2 O3(g)
HOCN = OCNH =>
HOCN = OCNH
C2H3N + O2 = CO2 + H2O + NO2 =>
4 C2H3N + 15 O2 = 8 CO2 + 6 H2O + 4 NO2
Na2CrO4 + AgCl = Ag2CrO4 + NaCl =>
Na2CrO4 + 2 AgCl = Ag2CrO4 + 2 NaCl
Ti + HNO3 = Ti(NO3)3 + NO2 + H2O =>
Ti + 6 HNO3 = Ti(NO3)3 + 3 NO2 + 3 H2O
Na2S2O3 + H2O + O2 = H2SO4 + NaOH =>
Na2S2O3 + 3 H2O + 2 O2 = 2 H2SO4 + 2 NaOH
Sn + CuSO4 = Sn(SO4)2 + Cu2 =>
Sn + 2 CuSO4 = Sn(SO4)2 + Cu2
K2SO3 + HNO3 = KNO3 + SO2 + H2O =>
K2SO3 + 2 HNO3 = 2 KNO3 + SO2 + H2O
Mg(OH)2 + H2SO3 = MgSO3 + H2O =>
Mg(OH)2 + H2SO3 = MgSO3 + 2 H2O
M(OH)2 + HCl = MCl2 + H2O =>
M(OH)2 + 2 HCl = MCl2 + 2 H2O
SO2NaOH = SO2OHNa =>
SO2NaOH = SO2OHNa
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
NaClO + NaCl3 + H2SO4 = Cl2 + Na2SO4 + H2O =>
NaClO + NaCl3 + H2SO4 = 2 Cl2 + Na2SO4 + H2O
Co(NO3)2 + KMnO4 = Co(MnO4)2 + KNO3 =>
Co(NO3)2 + 2 KMnO4 = Co(MnO4)2 + 2 KNO3
MgCl2 + NaOH = Mg(HO)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(HO)2 + 2 NaCl
C6H5COOH + Br2 = C6H4BrCOOH + HBr =>
C6H5COOH + Br2 = C6H4BrCOOH + HBr
(C1H2O1) + K2Cr2O7 + (H2SO4) = (CO2) + Cr2(SO4)3 + K2SO4 + (H2O) =>
3(C1H2O1) + 2 K2Cr2O7 + 8(H2SO4) = 3(CO2) + 2 Cr2(SO4)3 + 2 K2SO4 + 11(H2O)
V2O5*H2O + HNO3 = VO(NO3)3 + H2O =>
V2O5*H2O + 6 HNO3 = 2 VO(NO3)3 + 4 H2O
AgO = OAg =>
AgO = OAg
(d)CH4(g) + Br2(g) = CBr4(l) + HBr(g) =>
(d)CH4(g) + 4 Br2(g) = CBr4(l) + 4 HBr(g)
X2 + Al = AlX3 =>
3 X2 + 2 Al = 2 AlX3
As2O3 + I2 + H2O = H3AsO4 + HI =>
As2O3 + 2 I2 + 5 H2O = 2 H3AsO4 + 4 HI
Ag(NO3)2 + KOH = AgOH + K(NO3)2 =>
Ag(NO3)2 + KOH = AgOH + K(NO3)2
M(OH)2 + HCl = MCl2 + H2O =>
M(OH)2 + 2 HCl = MCl2 + 2 H2O
HF + Cu(OH)2 = HF(OH)2 + Cu =>
HF + Cu(OH)2 = HF(OH)2 + Cu
CuS(s) + HNO3(aq) = Cu(NO3)2(aq) + S(s) + H2O(l) + NO(a) =>
3 CuS(s) + 8 HNO3(aq) = 3 Cu(NO3)2(aq) + 3 S(s) + 4 H2O(l) + 2 NO(a)
CoCl2 + AgF = CoF + AgCl2 =>
CoCl2 + AgF = CoF + AgCl2
Be(OH)2 + As(OH)3 = BeHAsO3 + H2O =>
Be(OH)2 + As(OH)3 = BeHAsO3 + 2 H2O
MnSO4 + KMnO4 + H2O = K2SO4 + H2SO4 + MnO2 =>
3 MnSO4 + 2 KMnO4 + 2 H2O = K2SO4 + 2 H2SO4 + 5 MnO2
C3H9 + O2 = CO2 + H2O =>
4 C3H9 + 21 O2 = 12 CO2 + 18 H2O
MnO4{-} + H2O + C2O4{-2} = MnO2 + CO3{-2} + H{+} =>
2 MnO4{-} + 2 H2O + 3 C2O4{-2} = 2 MnO2 + 6 CO3{-2} + 4 H{+}
NaHCO3(g) + HBr(g) = NaBr(aq) + CO2(g) + H2O(l) =>
NaHCO3(g) + HBr(g) = NaBr(aq) + CO2(g) + H2O(l)
Al + H3CCOOH = AlH3CCOO + H2 =>
2 Al + 2 H3CCOOH = 2 AlH3CCOO + H2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CH3NH3Cl2NaOH = CH3ClNaClNH3OH =>
CH3NH3Cl2NaOH = CH3ClNaClNH3OH
Na + HCO3 = CO2 + H2O + NaCO3 =>
Na + 2 HCO3 = CO2 + H2O + NaCO3
HCl + K(NO3)2 = H(NO3)2 + KCl =>
HCl + K(NO3)2 = H(NO3)2 + KCl
HClO + NaHS = NaClO + H2S =>
HClO + NaHS = NaClO + H2S
HBr + ZnCO3 = H2CO3 + ZnBr2 =>
2 HBr + ZnCO3 = H2CO3 + ZnBr2
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
CaO2 + Mg = CaO + MgO =>
CaO2 + Mg = CaO + MgO
S2O3{-2} + I2{+} = S4O6{-2} + I{-} =>
6 S2O3{-2} + 2 I2{+} = 3 S4O6{-2} + 4 I{-}
Rb2O + As2O = RbAsO =>
Rb2O + As2O = 2 RbAsO
K3H8 + O2 = KO2 + H2O =>
K3H8 + 5 O2 = 3 KO2 + 4 H2O
Cu(SO4)2Ni = Ni(SO4)2Cu =>
Cu(SO4)2Ni = Ni(SO4)2Cu
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Équations équilibrées sur11/14/24
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