| Équations équilibrées la veille |
KBrO3 + 6 HCl = 2 Cl2 + 3 H2O + BrCl + KCl
C6H8O7 + O2 = CO2 + H2O =>
2 C6H8O7 + 9 O2 = 12 CO2 + 8 H2O
K(OH) + H2(SO3) = K2(SO3) + H2O =>
2 K(OH) + H2(SO3) = K2(SO3) + 2 H2O
AuCl3 + H2O2 + NaOH = Na[Au(OH)6] + NaCl =>
AuCl3 + H2O2 + 4 NaOH = Na[Au(OH)6] + 3 NaCl
CO2(g) + H2(g) = HCOOH(g) =>
CO2(g) + H2(g) = HCOOH(g)
NH3 + CuO + Br2 = N2 + CuBr2 + H2O =>
2 NH3 + 3 CuO + 3 Br2 = N2 + 3 CuBr2 + 3 H2O
CH3COOH + Ag2CO3 = AgCH3COO + H2O + CO2 =>
2 CH3COOH + Ag2CO3 = 2 AgCH3COO + H2O + CO2
C(s) + NH4NO3(s) = N2(g) + H2O(g) + CO2(g) =>
C(s) + 2 NH4NO3(s) = 2 N2(g) + 4 H2O(g) + CO2(g)
Ba(C2H3O2)2 + Na2(CrO4) = Ba(CrO4) + Na(C2H3O2) =>
Ba(C2H3O2)2 + Na2(CrO4) = Ba(CrO4) + 2 Na(C2H3O2)
CoCO3 = CoO + CO2 =>
CoCO3 = CoO + CO2
I + NaCl = ICl + Na =>
I + NaCl = ICl + Na
FeBr2 + Br = FeBr3 =>
FeBr2 + Br = FeBr3
HClO3 = HCl + O2 =>
2 HClO3 = 2 HCl + 3 O2
CF4 + Cl2 = CCl4 + F2 =>
CF4 + 2 Cl2 = CCl4 + 2 F2
Ba(NO3)2 + NaI = BaI2 + NaNO3 =>
Ba(NO3)2 + 2 NaI = BaI2 + 2 NaNO3
Na(HCO3) + H2SO4 = Na2(SO4) + H2O + CO2 =>
2 Na(HCO3) + H2SO4 = Na2(SO4) + 2 H2O + 2 CO2
CH3CHCH2CHCH2CH3 + KMnO4 + H2SO4 = CH3CH2CHO + H2O + MnSO4 + K2SO4 =>
5 CH3CHCH2CHCH2CH3 + 4 KMnO4 + 6 H2SO4 = 10 CH3CH2CHO + 6 H2O + 4 MnSO4 + 2 K2SO4
Na3PO4 + HNO3 = NaNO3 + H3PO4 =>
Na3PO4 + 3 HNO3 = 3 NaNO3 + H3PO4
Cu(OH)2 + K2S = CuS + K(OH) =>
Cu(OH)2 + K2S = CuS + 2 K(OH)
K2Cr2O7 + SnCl + HCl = CrCr3 + SnCl4 + KCl2 + H2O =>
6 K2Cr2O7 + 20 SnCl + 84 HCl = 3 CrCr3 + 20 SnCl4 + 12 KCl2 + 42 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C6H8O7 + O2 = CO2 + H2O =>
2 C6H8O7 + 9 O2 = 12 CO2 + 8 H2O
C3H7Cl + O2 = CO2 + H2O + HCl =>
2 C3H7Cl + 9 O2 = 6 CO2 + 6 H2O + 2 HCl
C4H10 + AlCl3 = C4H9Cl3 + HAl =>
C4H10 + AlCl3 = C4H9Cl3 + HAl
Na(CN) + (NH4)2CO3 = (NH4)CN + Na2(CO3) =>
2 Na(CN) + (NH4)2CO3 = 2(NH4)CN + Na2(CO3)
PSCl3 + H2O = HOP(S)Cl2 + HCl =>
PSCl3 + H2O = HOP(S)Cl2 + HCl
NiClO3 = NiO + ClO2 =>
NiClO3 = NiO + ClO2
CH3OH + NaClO = HCOH + H2O + NaCl =>
CH3OH + NaClO = HCOH + H2O + NaCl
C(s) + NH4NO3(s) = N2(g) + H2O(g) + CO2(g) =>
C(s) + 2 NH4NO3(s) = 2 N2(g) + 4 H2O(g) + CO2(g)
KMnO4 + H2SO4 + CrCl2 = MnSO4 + K2SO4 + Cr2(SO4)3 + HCl + H2O =>
2 KMnO4 + 18 H2SO4 + 10 CrCl2 = 2 MnSO4 + K2SO4 + 5 Cr2(SO4)3 + 20 HCl + 8 H2O
C2H5NSCI + O2 = CO2 + H2O + NO + SO3 + HCI =>
C2H5NSCI + 5 O2 = 2 CO2 + 2 H2O + NO + SO3 + HCI
Fe(NO3)3 = Fe + NO3 =>
Fe(NO3)3 = Fe + 3 NO3
I2 + F2 = IF5 =>
I2 + 5 F2 = 2 IF5
Al + H2SiO3 = Al(SiO3)3 + H2 =>
Al + 3 H2SiO3 = Al(SiO3)3 + 3 H2
Cd3(PO4)2 + (NH4)2S = CdS + (NH4)3(PO4) =>
Cd3(PO4)2 + 3(NH4)2S = 3 CdS + 2(NH4)3(PO4)
CH2O = C + H + O =>
CH2O = C + 2 H + O
C + NHO3 = N2 + CO2 + H2O =>
5 C + 4 NHO3 = 2 N2 + 5 CO2 + 2 H2O
Co + HF = CoF + H2 =>
2 Co + 2 HF = 2 CoF + H2
HMnO4 + Pd(OH)2 = Pd(MnO4)2 + H2O =>
2 HMnO4 + Pd(OH)2 = Pd(MnO4)2 + 2 H2O
H3BO3 + NaOH = NaBO2 + H2O =>
H3BO3 + NaOH = NaBO2 + 2 H2O
Fe(SCN)3 + KF = FeF3 + KSCN =>
Fe(SCN)3 + 3 KF = FeF3 + 3 KSCN
Cd + F2 = CdF2 =>
Cd + F2 = CdF2
S4O6{2-} + H2O = H{+} + S2O3{2-} + SO3{2-} =>
2 S4O6{2-} + 3 H2O = 6 H{+} + 3 S2O3{2-} + 2 SO3{2-}
BaSO4 = BaO + SO3 =>
BaSO4 = BaO + SO3
BaCl2(aq) + Na2(SO4)(aq) = Ba(SO4) + NaCl =>
BaCl2(aq) + Na2(SO4)(aq) = Ba(SO4) + 2 NaCl
HNO3 + Sr(OH)2 = Sr(NO3)2 + H2O =>
2 HNO3 + Sr(OH)2 = Sr(NO3)2 + 2 H2O
Na2CrO4 + Ag(NO3) = Na2(NO3) + AgCrO4 =>
Na2CrO4 + Ag(NO3) = Na2(NO3) + AgCrO4
Li + LaCl3 = La + LiCl1 =>
3 Li + LaCl3 = La + 3 LiCl1
NH4ClNaOH = NH3H2ONaCl = =>
NH4ClNaOH = NH3H2ONaCl
KMnO4 + Na2SO3 = MnO2 + Na2SO4 + K2O =>
2 KMnO4 + 3 Na2SO3 = 2 MnO2 + 3 Na2SO4 + K2O
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