| Équations équilibrées la veille |
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
B2H6 + HCl = B + ClH7 =>
B2H6 + HCl = 2 B + ClH7
HCl + MnCl2 = Mn2Cl7 + H2 =>
6 HCl + 4 MnCl2 = 2 Mn2Cl7 + 3 H2
K + CuSO4 = K2(SO4) + Cu =>
2 K + CuSO4 = K2(SO4) + Cu
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Au + ZnCl2 = Zn + AuCl3 =>
2 Au + 3 ZnCl2 = 3 Zn + 2 AuCl3
Cl2(g) + HF(aq) = HCl(aq) + F2 =>
Cl2(g) + 2 HF(aq) = 2 HCl(aq) + F2
Cu2(OH)2SO4 + HNO3 = H2O + Cu(NO3)2 + H2SO4 =>
Cu2(OH)2SO4 + 4 HNO3 = 2 H2O + 2 Cu(NO3)2 + H2SO4
CaN6 + Mg3N2 + PON + P2N5 = CaMg2P6O3N10 + N2 =>
12 CaN6 + 8 Mg3N2 + 36 PON + 18 P2N5 = 12 CaMg2P6O3N10 + 47 N2
CH4S(g) + O2(g) = CO2(g) + H2O(l) + SO2(g) =>
CH4S(g) + 3 O2(g) = CO2(g) + 2 H2O(l) + SO2(g)
Al + CaBr2 = AlBr2 + Ca =>
Al + CaBr2 = AlBr2 + Ca
CH3COOH + H2O = CH3COO + H3O =>
CH3COOH + H2O = CH3COO + H3O
N2O + O2 = NO =>
2 N2O + O2 = 4 NO
Bi(OH)3 + Cl2 + KOH = KBiO3 + KCl + H2O =>
Bi(OH)3 + Cl2 + 3 KOH = KBiO3 + 2 KCl + 3 H2O
PH3 + HCl = PCl3 + H2 =>
PH3 + 3 HCl = PCl3 + 3 H2
Cl2O2 + H2O = HClO2 + HCl =>
2 Cl2O2 + 2 H2O = 3 HClO2 + HCl
CH2OH[CHOH]3COCH2OH + [Ag(NH3)2]OH = CH2OH[CHOH]3COOCH2OH + Ag + NH3 + H2O =>
CH2OH[CHOH]3COCH2OH + 2[Ag(NH3)2]OH = CH2OH[CHOH]3COOCH2OH + 2 Ag + 4 NH3 + H2O
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 FeSO4 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
Na2C2O4 = Na + C2O4 =>
Na2C2O4 = 2 Na + C2O4
CaC2 + N2 = CaCN5 + C =>
2 CaC2 + 5 N2 = 2 CaCN5 + 2 C
CoSO4*7H2O + KBr + H2O2 = KCoO4 + BrSO4 + H2O =>
CoSO4*7H2O + KBr + 4 H2O2 = KCoO4 + BrSO4 + 11 H2O
Cr2(SO4)3 + CaCO3 + H2O = Cr(OH)3 + CaSO4 + CO2 =>
Cr2(SO4)3 + 3 CaCO3 + 3 H2O = 2 Cr(OH)3 + 3 CaSO4 + 3 CO2
Na2O + H2CO3 = Na2CO3 + H2O =>
Na2O + H2CO3 = Na2CO3 + H2O
CH3CH2OH + CrO4{2-} + H{+} = CH3CHO + Cr3{+} + H2O =>
17 CH3CH2OH + 6 CrO4{2-} + 14 H{+} = 17 CH3CHO + 2 Cr3{+} + 24 H2O
BaO + SO3 = BaSO3 + O =>
BaO + SO3 = BaSO3 + O
K + C = KC =>
K + C = KC
KMnO4 + CHOH + HCl = CHOOH + MnO2 + KCl + H2O =>
2 KMnO4 + 3 CHOH + 2 HCl = 3 CHOOH + 2 MnO2 + 2 KCl + H2O
Br2 + F2 = Br2F3 =>
2 Br2 + 3 F2 = 2 Br2F3
Ca(NO3)2(aq) + NaPO4(aq) = Ca(PO4)2(s) + NaNO3(aq) =>
Ca(NO3)2(aq) + 2 NaPO4(aq) = Ca(PO4)2(s) + 2 NaNO3(aq)
V2O5 + V + HCl = VCl3 + H2O =>
3 V2O5 + 4 V + 30 HCl = 10 VCl3 + 15 H2O
SiO2 + CaCl2 = CaO + SiCl4 =>
SiO2 + 2 CaCl2 = 2 CaO + SiCl4
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Na2Cr2O7 + NaOH = Na2CrO4 + HOH =>
Na2Cr2O7 + 2 NaOH = 2 Na2CrO4 + HOH
NH3 + H2O + Cu(Cl)2 = NH4Cl + Cu(OH)2 =>
2 NH3 + 2 H2O + Cu(Cl)2 = 2 NH4Cl + Cu(OH)2
O2 + NCl3 = NO2 + Cl2O =>
7 O2 + 4 NCl3 = 4 NO2 + 6 Cl2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
NO2 + LiOH = LiNO2 + LiNO3 + H2O =>
2 NO2 + 2 LiOH = LiNO2 + LiNO3 + H2O
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl =>
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl
N2O + C = CO2 + N2 =>
2 N2O + C = CO2 + 2 N2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Li2O + Al2O3 = Li5AlO4 =>
5 Li2O + Al2O3 = 2 Li5AlO4
V(OH)3 = V2O3 + H2O =>
2 V(OH)3 = V2O3 + 3 H2O
Fe + PbCl4 = FeCl3 + Pb =>
4 Fe + 3 PbCl4 = 4 FeCl3 + 3 Pb
SrCl2 + Na2S = SrS + Na2Cl2 =>
SrCl2 + Na2S = SrS + Na2Cl2
KNO2 + HCeO3 = KNO3 + HCe =>
3 KNO2 + HCeO3 = 3 KNO3 + HCe
SrCl2 + Na2S = SrS + Na2Cl2 =>
SrCl2 + Na2S = SrS + Na2Cl2
K(s) + O2(g) = K2O(s) =>
4 K(s) + O2(g) = 2 K2O(s)
Na2O2 + H2O1 = Na2H2 + O2 =>
2 Na2O2 + 2 H2O1 = 2 Na2H2 + 3 O2
CIO2 + H2O = HCIO3 + HCI =>
6 CIO2 + 3 H2O = 5 HCIO3 + HCI
Be(NO3)2 = Be + NO3 =>
Be(NO3)2 = Be + 2 NO3
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