| Équations équilibrées la veille |
2 Cr(NO3)3 + 3 Rb2O = Cr2O3 + 6 RbNO3
FeOHCl2 + H2O = Fe2O3 + HCl =>
2 FeOHCl2 + H2O = Fe2O3 + 4 HCl
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
KMnO4 + NaCN + H2O = NaCNO + MnO2 + KOH =>
2 KMnO4 + 3 NaCN + H2O = 3 NaCNO + 2 MnO2 + 2 KOH
Mn(NO3)2 + Na2(SO4) = Mn(SO4) + Na2(NO3)2 =>
Mn(NO3)2 + Na2(SO4) = Mn(SO4) + Na2(NO3)2
KAlSi3O8 + HCl = KAl2Si3AlO10(OH)2 + KCl + SiO2 =>
3 KAlSi3O8 + 2 HCl = KAl2Si3AlO10(OH)2 + 2 KCl + 6 SiO2
Fe(CH3COO2)2 + O2 = CO2 + Fe2O3 + H2O =>
4 Fe(CH3COO2)2 + 13 O2 = 16 CO2 + 2 Fe2O3 + 12 H2O
S8 + Cl2(g) = S2Cl2(g) =>
S8 + 4 Cl2(g) = 4 S2Cl2(g)
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
C5H5(l) + Fe(s) = Fe(C5H5)2 =>
2 C5H5(l) + Fe(s) = Fe(C5H5)2
Ba + Cl2 = BaCl2 =>
Ba + Cl2 = BaCl2
Fe(CH3COO)2 + O2 = CO2 + Fe2O3 + H2O =>
4 Fe(CH3COO)2 + 17 O2 = 16 CO2 + 2 Fe2O3 + 12 H2O
O2(g) + C6H5COOH(aq) = CO2(g) + H2O(l) =>
15 O2(g) + 2 C6H5COOH(aq) = 14 CO2(g) + 6 H2O(l)
BiCl3 + H2O = BiOCl + HCl =>
BiCl3 + H2O = BiOCl + 2 HCl
Cs2CrO4(aq) + FeCl3(aq) = CsCl(aq) + Fe2(CrO4)3(aq) =>
3 Cs2CrO4(aq) + 2 FeCl3(aq) = 6 CsCl(aq) + Fe2(CrO4)3(aq)
PBO + NaOH = PB(OH)2 + Na2O =>
PBO + 2 NaOH = PB(OH)2 + Na2O
Mg(s) + HClO4(aq) = Mg(ClO4)2 + H2 =>
Mg(s) + 2 HClO4(aq) = Mg(ClO4)2 + H2
Ga2O + H2SO4 = Ga2(SO4)3 + H2S + H2O =>
2 Ga2O + 7 H2SO4 = 2 Ga2(SO4)3 + H2S + 6 H2O
MgCl2 + Al(OH)3 = AlCl3 + Mg(OH)2 =>
3 MgCl2 + 2 Al(OH)3 = 2 AlCl3 + 3 Mg(OH)2
Au + I2 = AuI3 =>
2 Au + 3 I2 = 2 AuI3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CaCO3(s) + C6H8O7(aq) = Ca3(C6H5O7)2(g) + CO2(g) + H2O(l) =>
3 CaCO3(s) + 2 C6H8O7(aq) = Ca3(C6H5O7)2(g) + 3 CO2(g) + 3 H2O(l)
C6H1406 + O2 = CO2 + H2O =>
2 C6H1406 + 715 O2 = 12 CO2 + 1406 H2O
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
CH3C6H2(NO2)3 = CO + CH4 + H2 + N2 =>
2 CH3C6H2(NO2)3 = 12 CO + 2 CH4 + H2 + 3 N2
CaBr2 + KOH = Ca(OH)2 + KBr =>
CaBr2 + 2 KOH = Ca(OH)2 + 2 KBr
Hg + O2 = Hg2O =>
4 Hg + O2 = 2 Hg2O
KMnO4 + NaCl + H2SO4 = MnSO4 + K2SO4 + Na2SO4 + Cl + H2O =>
2 KMnO4 + 10 NaCl + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 Na2SO4 + 10 Cl + 8 H2O
Ba3(BO3)2 + K = K3BO3 + Ba =>
Ba3(BO3)2 + 6 K = 2 K3BO3 + 3 Ba
NiS + HNO3 = Ni(NO3)2 + NO + S + H2O =>
3 NiS + 8 HNO3 = 3 Ni(NO3)2 + 2 NO + 3 S + 4 H2O
CaAg2 + HCl = CaCl2 + HAg =>
CaAg2 + 2 HCl = CaCl2 + 2 HAg
K + N2 = K3N =>
6 K + N2 = 2 K3N
CuS + HNO3 = CuO + S + NO + H2O =>
3 CuS + 2 HNO3 = 3 CuO + 3 S + 2 NO + H2O
CoO2 + VO = VO4{3-} + Co{2+} =>
3 CoO2 + 2 VO = 2 VO4{3-} + 3 Co{2+}
Fe + S = FeS =>
Fe + S = FeS
N2O3(g) + H2O = HNO2(aq) =>
N2O3(g) + H2O = 2 HNO2(aq)
CrI3 + KOH + Cl2 = K2CrO4 + KIO4 + KCl + H2O =>
2 CrI3 + 64 KOH + 27 Cl2 = 2 K2CrO4 + 6 KIO4 + 54 KCl + 32 H2O
Au(OH)3 = Au2O3 + H2O =>
2 Au(OH)3 = Au2O3 + 3 H2O
B5H9(s) + O2(g) = B2O3(s) + H2O(l) =>
2 B5H9(s) + 12 O2(g) = 5 B2O3(s) + 9 H2O(l)
K2Cr2O7(aq) + S(s) + H2O(l) = Cr2O(aq) + SO2 + KOH(aq) =>
2 K2Cr2O7(aq) + 5 S(s) + 2 H2O(l) = 2 Cr2O(aq) + 5 SO2 + 4 KOH(aq)
C6H13Cl + NaOH = C6H13OH + NaCl =>
C6H13Cl + NaOH = C6H13OH + NaCl
BaO + SO3 = BaSO4(s) =>
BaO + SO3 = BaSO4(s)
MCl5(s) + Na2S(s) = MS(s) + S(l) + NaCl(s) =>
2 MCl5(s) + 5 Na2S(s) = 2 MS(s) + 3 S(l) + 10 NaCl(s)
Fe(SO4) + HBrO + HCl = Fe2(SO4)3 + FeCl3 + HBr + H2O =>
6 Fe(SO4) + 3 HBrO + 6 HCl = 2 Fe2(SO4)3 + 2 FeCl3 + 3 HBr + 3 H2O
C + H2 + N2 + O2 = CH3NO2 =>
2 C + 3 H2 + N2 + 2 O2 = 2 CH3NO2
Cr + Pb(C2O4)2 = Cr(C2O4)3 + Pb =>
2 Cr + 3 Pb(C2O4)2 = 2 Cr(C2O4)3 + 3 Pb
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
C2H5OH + Na2CrO4 + HCl = CH3COOH + CrCl3 + NaCl + H2O =>
3 C2H5OH + 4 Na2CrO4 + 20 HCl = 3 CH3COOH + 4 CrCl3 + 8 NaCl + 13 H2O
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