| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaCl + K2H2Sb2O7 = Na2H2Sb2O7 + 2 KCl
CO2 + Ba(AlO2)2 + H2O = Al(OH)3 + Ba(HCO3)2 =>
2 CO2 + Ba(AlO2)2 + 4 H2O = 2 Al(OH)3 + Ba(HCO3)2
CH3CONH2P2O5 = CH3CNP2O6H2 =>
CH3CONH2P2O5 = CH3CNP2O6H2
C4H9O2N + O2 = CO2 + H2O + N2 =>
4 C4H9O2N + 21 O2 = 16 CO2 + 18 H2O + 2 N2
C4H6CaO4 + Na2SO4 = CaSO4 + C2H3NaO2 =>
C4H6CaO4 + Na2SO4 = CaSO4 + 2 C2H3NaO2
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
LiBr + KNO3 = LiNO3 + KBr =>
LiBr + KNO3 = LiNO3 + KBr
H3PO4 + Cu = Cu3PO4 + H =>
H3PO4 + 3 Cu = Cu3PO4 + 3 H
VOSO4*5H2O + C5H8O2 + Na2CO3 = VO(C5H7O2)2 + Na2SO4 + H2O + CO2 =>
VOSO4*5H2O + 2 C5H8O2 + Na2CO3 = VO(C5H7O2)2 + Na2SO4 + 6 H2O + CO2
Ni(OH)2 + C4H8N2O2 = Ni(C4H6N2OOH)2 + H2O =>
Ni(OH)2 + 2 C4H8N2O2 = Ni(C4H6N2OOH)2 + 2 H2O
K2CrO4 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
2 K2CrO4 + 3 NaNO2 + 5 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + 2 K2SO4 + 5 H2O
MgSO4 + KCl = MgCl2 + K2(SO4) =>
MgSO4 + 2 KCl = MgCl2 + K2(SO4)
P2O4 + NaOH = Na2HPO3 + Na3PO4 + H2O =>
P2O4 + 5 NaOH = Na2HPO3 + Na3PO4 + 2 H2O
C3H4O2 + HBr = CH2CHCOOBr + H =>
C3H4O2 + HBr = CH2CHCOOBr + 2 H
FeS + H2SO4 = Fe2(SO4)3 + H2O + SO2 =>
2 FeS + 10 H2SO4 = Fe2(SO4)3 + 10 H2O + 9 SO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ga3(PO4)2 + KNO3 = Ga(NO3)2 + K3PO4 =>
Ga3(PO4)2 + 6 KNO3 = 3 Ga(NO3)2 + 2 K3PO4
C6H5Cl + C3H5Cl + KOH = C9H10 + KCl + O =>
4 C6H5Cl + C3H5Cl + 5 KOH = 3 C9H10 + 5 KCl + 5 O
Na2S + H2SO4 = H2S*Na2SO4 =>
Na2S + H2SO4 = H2S*Na2SO4
C + O2 = CO =>
2 C + O2 = 2 CO
CaNO3 = CaO + N2 + O2 =>
2 CaNO3 = 2 CaO + N2 + 2 O2
Cl + H2SO4 = ClSO4 + H2 =>
Cl + H2SO4 = ClSO4 + H2
CHCl3 + H2 = CH4 + Cl2 =>
2 CHCl3 + 3 H2 = 2 CH4 + 3 Cl2
Na + FeO = Fe + Na2O =>
2 Na + FeO = Fe + Na2O
Nh4OH + H2SO4 = H2O + (Nh4)2SO4 =>
2 Nh4OH + H2SO4 = 2 H2O + (Nh4)2SO4
Na3PO4(aq) + SrCl2(aq) = NaCl(aq) + Sr3(PO4)2(s) =>
2 Na3PO4(aq) + 3 SrCl2(aq) = 6 NaCl(aq) + Sr3(PO4)2(s)
HBr + Mn(OH)2 = Br2Mn + H2O =>
2 HBr + Mn(OH)2 = Br2Mn + 2 H2O
Li2O + H2O = Li2H2O2 =>
Li2O + H2O = Li2H2O2
KMnO4 + Na2SO3 + H2SO4 = Na3SO4 + MnSO4 + K2SO4 + H2O =>
4 KMnO4 + 15 Na2SO3 + H2SO4 = 10 Na3SO4 + 4 MnSO4 + 2 K2SO4 + H2O
ZnSO4 + KCl = ZnCl2 + K2SO4 =>
ZnSO4 + 2 KCl = ZnCl2 + K2SO4
Ba(s) + HBr(aq) = BaBr(aq) + H2(g) =>
2 Ba(s) + 2 HBr(aq) = 2 BaBr(aq) + H2(g)
SO2 + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2 =>
7 SO2 + 2 K2Cr2O7 + H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + H2
CaCO3 + HNO3 = Ca(NO3)2 + H2CO3 =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + H2CO3
K2Cr2O7 + H2SO4 + NaCl = CrO2Cl2 + H2O + K2SO4 + Na2SO4 =>
K2Cr2O7 + 3 H2SO4 + 4 NaCl = 2 CrO2Cl2 + 3 H2O + K2SO4 + 2 Na2SO4
AgNo3(ac) + Na2SO4(ac) = Ag2SO4(s) + NaNo3(ac) =>
2 AgNo3(ac) + Na2SO4(ac) = Ag2SO4(s) + 2 NaNo3(ac)
NaCl + CrO2Cl2 + H2SO4 = Cl2 + Na2SO4 + Cr2(SO4)3 + H2O =>
2 NaCl + 2 CrO2Cl2 + 4 H2SO4 = 3 Cl2 + Na2SO4 + Cr2(SO4)3 + 4 H2O
CH4 + Cl2 = CCl4 + ClH =>
CH4 + 4 Cl2 = CCl4 + 4 ClH
Na + S8 = NaS8 =>
Na + S8 = NaS8
NH4Cl + Na2CO3 = NH3 + NaCl + H2CO3 =>
2 NH4Cl + Na2CO3 = 2 NH3 + 2 NaCl + H2CO3
OH + FeCl3 = Fe(OH)3 + Cl2 =>
6 OH + 2 FeCl3 = 2 Fe(OH)3 + 3 Cl2
K2CO3 + LiOH = OHK + Li2CO3 =>
K2CO3 + 2 LiOH = 2 OHK + Li2CO3
Cr(CO3)2 + H2O = H2CO3 + Cr(OH)4 =>
Cr(CO3)2 + 4 H2O = 2 H2CO3 + Cr(OH)4
CuSO4 + HI = CuI + H2SO4 + I =>
CuSO4 + 2 HI = CuI + H2SO4 + I
HClO4 + Au(OH)3 = (ClO4)3Au + H2O =>
3 HClO4 + Au(OH)3 = (ClO4)3Au + 3 H2O
K2Cr2O7 + FeSO4 + HCl = CrCl2 + Fe2(SO4)3 + FeCl3 + KCl + H2O =>
3 K2Cr2O7 + 24 FeSO4 + 42 HCl = 6 CrCl2 + 8 Fe2(SO4)3 + 8 FeCl3 + 6 KCl + 21 H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
V + Cl2 = VCl3 =>
2 V + 3 Cl2 = 2 VCl3
V2S3 + HNO3 = VO2(NO3) + H2SO4 + NO + H2O =>
3 V2S3 + 34 HNO3 = 6 VO2(NO3) + 9 H2SO4 + 28 NO + 8 H2O
Cu(NO3)2 + HCN = Cu(CN)2 + HNO3 =>
Cu(NO3)2 + 2 HCN = Cu(CN)2 + 2 HNO3
Cu + MgNO3 = CuNO3 + Mg =>
Cu + MgNO3 = CuNO3 + Mg
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Équations équilibrées sur02/21/24
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