| Équations équilibrées la veille |
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ti2(SO4)2 + H2O = Ti(OH)2 + H2SO4 =>
Ti2(SO4)2 + 4 H2O = 2 Ti(OH)2 + 2 H2SO4
Fe + MnO4 = FeO4 + Mn =>
Fe + MnO4 = FeO4 + Mn
K2Cr2O7 + H2SeO3 + H2SO4 = H2SeO4 + K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 3 H2SeO3 + 4 H2SO4 = 3 H2SeO4 + K2SO4 + Cr2(SO4)3 + 4 H2O
Pb3O4 + HN = PbO + Pb(NO3)2 + H2O =>
6 Pb3O4 + 2 HN = 17 PbO + Pb(NO3)2 + H2O
KL + KMnO4 + H2O = KOH + L2 + MnO2 =>
6 KL + 2 KMnO4 + 4 H2O = 8 KOH + 3 L2 + 2 MnO2
Na2S2O3 + NH4OH + BaCl2 = NaCl + NH4S2O3 + BaOH =>
Na2S2O3 + NH4OH + BaCl2 = 2 NaCl + NH4S2O3 + BaOH
K3PO4 + NaCl = K3PO4NaCl =>
K3PO4 + NaCl = K3PO4NaCl
Zn(NO3)2 + KOH = Zn(OH)2 + K2(NO3)2 =>
Zn(NO3)2 + 2 KOH = Zn(OH)2 + K2(NO3)2
N2H4 + Cu2{+} + OH{-} = N2 + Cu3 + H2O =>
3 N2H4 + 12 Cu2{+} + 12 OH{-} = 3 N2 + 8 Cu3 + 12 H2O
AgCl(s) + Na2SO4(aq) = Ag2SO4(aq) + NaCl(s) =>
2 AgCl(s) + Na2SO4(aq) = Ag2SO4(aq) + 2 NaCl(s)
K2CO3(aq) + HBr(aq) = H2O(l) + CO2(g) + KBr(s) =>
K2CO3(aq) + 2 HBr(aq) = H2O(l) + CO2(g) + 2 KBr(s)
Mg + H2O = MgH2O =>
Mg + H2O = MgH2O
PbCl2 + HNO3 = Pb(NO3)2 + Cl2 + NO + H2O =>
3 PbCl2 + 8 HNO3 = 3 Pb(NO3)2 + 3 Cl2 + 2 NO + 4 H2O
B(C2H5O)3 + O2 = B(OH)3 + CO2 + H2O =>
B(C2H5O)3 + 9 O2 = B(OH)3 + 6 CO2 + 6 H2O
FeCO3 + HCl = FeCl2 + H2CO3 =>
FeCO3 + 2 HCl = FeCl2 + H2CO3
H2SO4 + Fe(OH)2 = Fe2(SO4)3 + SO2 + H2O =>
4 H2SO4 + 2 Fe(OH)2 = Fe2(SO4)3 + SO2 + 6 H2O
Sb2S3 + HNO3 + HCl = SbCl5 + H2O + NO + H2SO4 =>
3 Sb2S3 + 28 HNO3 + 30 HCl = 6 SbCl5 + 20 H2O + 28 NO + 9 H2SO4
Bi2O3 + KOH + KClO3 = KBiO3 + KCl + H2O =>
3 Bi2O3 + 6 KOH + 2 KClO3 = 6 KBiO3 + 2 KCl + 3 H2O
ZnBr2 + AgNO3 = Zn(NO3)2 + AgBr =>
ZnBr2 + 2 AgNO3 = Zn(NO3)2 + 2 AgBr
Na2CO3 + HCl = H2CO3 + NaCl =>
Na2CO3 + 2 HCl = H2CO3 + 2 NaCl
Rh(NO3)3 + Hg + NaCl = Rh + Hg2Cl2 + NaNO3 =>
2 Rh(NO3)3 + 6 Hg + 6 NaCl = 2 Rh + 3 Hg2Cl2 + 6 NaNO3
Ni(NO3)2 + CuCl = NiCl2 + CuNO3 =>
Ni(NO3)2 + 2 CuCl = NiCl2 + 2 CuNO3
NaOCl + HI = NaCl + I2 + H2O =>
NaOCl + 2 HI = NaCl + I2 + H2O
NO2 + H20(water) = HNO3 + NO =>
40 NO2 + H20(water) = 20 HNO3 + 20 NO
C8H8 + O2 = CO2 + H2O =>
C8H8 + 10 O2 = 8 CO2 + 4 H2O
NO2 + H20(water) = HNO3 + NO =>
40 NO2 + H20(water) = 20 HNO3 + 20 NO
MgSO4 + Na2HPO4 + NH4OH = Mg(NH4)PO4 + Na2SO4 + H2O =>
MgSO4 + Na2HPO4 + NH4OH = Mg(NH4)PO4 + Na2SO4 + H2O
CuS + HNO3 = CuSO4 + H2O + NO2 =>
CuS + 8 HNO3 = CuSO4 + 4 H2O + 8 NO2
FeNO3 + NaS = NaNO3 + FeS =>
FeNO3 + NaS = NaNO3 + FeS
CH3CH2COOH + NH3 = CH3CHNH2COOH + H =>
CH3CH2COOH + NH3 = CH3CHNH2COOH + 2 H
C9H11NO2 + HNO2 = C9H10O2 + H2O + N2 =>
3 C9H11NO2 + HNO2 = 3 C9H10O2 + 2 H2O + 2 N2
Cr2O3 + Cl2 + C = CrCl3 + CO =>
Cr2O3 + 3 Cl2 + 3 C = 2 CrCl3 + 3 CO
SO3{-}2 + IO3{-} + H{+} = SO4{-}2 + I2 + H2O =>
5 SO3{-}2 + 2 IO3{-} + 2 H{+} = 5 SO4{-}2 + I2 + H2O
CuCl2 + NaClO4 = Cu(ClO4)2 + NaCl =>
CuCl2 + 2 NaClO4 = Cu(ClO4)2 + 2 NaCl
MgSO4 + Na2HPO4 + NH4OH = Mg(NH4)PO4 + Na2SO4 + H2O =>
MgSO4 + Na2HPO4 + NH4OH = Mg(NH4)PO4 + Na2SO4 + H2O
Ag2I + Na2S = Ag2S + Na2I =>
Ag2I + Na2S = Ag2S + Na2I
CUS2 + O2 = CUO2 + SO2 =>
CUS2 + 3 O2 = CUO2 + 2 SO2
KCrO2 + J2 + KOH = K2CrO4 + KJ + H2O =>
2 KCrO2 + 3 J2 + 8 KOH = 2 K2CrO4 + 6 KJ + 4 H2O
Al(NO3)3*H2O = Al(NO3)3 + H2O =>
Al(NO3)3*H2O = Al(NO3)3 + H2O
Cu(No3)2 + NaOH = Cu(OH)2 + Na(No3) =>
Cu(No3)2 + 2 NaOH = Cu(OH)2 + 2 Na(No3)
CO2 + NaOH = Na2CO3 + (H2O) =>
CO2 + 2 NaOH = Na2CO3 + (H2O)
NO3 + O2 = NO2O5 =>
NO3 + 2 O2 = NO2O5
NaOH + Cl2 + KClO3 = KCl + NaClO + H2O =>
6 NaOH + 3 Cl2 + KClO3 = KCl + 6 NaClO + 3 H2O
Cu + SO2 = CuS + CuO =>
3 Cu + SO2 = CuS + 2 CuO
CrCl3*6H2O + NaOH + H2O2 = Na2Cr2O7 + H2O + NaCl =>
2 CrCl3*6H2O + 8 NaOH + 3 H2O2 = Na2Cr2O7 + 19 H2O + 6 NaCl
C16H14 + C6H6O4 = C22H20O4 =>
C16H14 + C6H6O4 = C22H20O4
(C3H8) + O2 = CO2 + H2O =>
(C3H8) + 5 O2 = 3 CO2 + 4 H2O
CH3COONa + NaOH + Ca(OH)2 = CH4 + COONa + CaO =>
7 CH3COONa + NaOH + Ca(OH)2 = 6 CH4 + 8 COONa + CaO
Zn + P + O = Zn3(PO4)2 =>
3 Zn + 2 P + 8 O = Zn3(PO4)2
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Équations équilibrées sur11/22/24
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