| Équations équilibrées la veille |
FeSO4 + 2 H2SO4 + 2 H2O2 = Fe(SO4)3 + 4 H2O
KHSO4 + KHS = K2SO4 + H2S =>
KHSO4 + KHS = K2SO4 + H2S
H2C2O4 + KMnO4 = MnC2O4 + CO2 + K2CO3 + H2O =>
7 H2C2O4 + 2 KMnO4 = 2 MnC2O4 + 9 CO2 + K2CO3 + 7 H2O
SO2 + H2O = SO4{2-} + H{+} + {-} =>
SO2 + 2 H2O = SO4{2-} + 4 H{+} + 2e
Ni(OH)2 = NiO + H2O =>
Ni(OH)2 = NiO + H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CO2 + Mg = C + MgO =>
CO2 + 2 Mg = C + 2 MgO
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
CH3ONa + HCl = CH3OH + NaCl =>
CH3ONa + HCl = CH3OH + NaCl
CaCl2(aq) + Na2C2O4(aq) = CaC2O4(s) + NaCl(aq) =>
CaCl2(aq) + Na2C2O4(aq) = CaC2O4(s) + 2 NaCl(aq)
Zn + Cu + H2SO4 = ZnH2 + CuSO4 =>
Zn + Cu + H2SO4 = ZnH2 + CuSO4
H2O2 = O2 + H =>
H2O2 = O2 + 2 H
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C6H5CHO + MnO4 = C6H5COO + MnO2 + H2O =>
4 C6H5CHO + 3 MnO4 = 4 C6H5COO + 3 MnO2 + 2 H2O
HCl + Al(OH)3 = AlCl3 + H2O =>
3 HCl + Al(OH)3 = AlCl3 + 3 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
H2AsO4 + H2S = H3AsO3 + S + H2O =>
2 H2AsO4 + 3 H2S = 2 H3AsO3 + 3 S + 2 H2O
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
Sr + H3PO4 = Sr3(PO4)2 + H2 =>
3 Sr + 2 H3PO4 = Sr3(PO4)2 + 3 H2
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
C12H22O11(s) + O2(g) = CO2(g) + H2O(g) =>
C12H22O11(s) + 12 O2(g) = 12 CO2(g) + 11 H2O(g)
MgO + Cl2 + H2O = MgCl2 + H2O2 =>
MgO + Cl2 + H2O = MgCl2 + H2O2
NaOH + MgSO4 = Na2SO4 + MgO2H2 =>
2 NaOH + MgSO4 = Na2SO4 + MgO2H2
HAuCl4 + Zn = Au + H2 + ZnCl3 =>
6 HAuCl4 + 8 Zn = 6 Au + 3 H2 + 8 ZnCl3
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
BaSO49 + CO = BaS + CO2(g) =>
BaSO49 + 49 CO = BaS + 49 CO2(g)
Al + H2O = H2AlO =>
Al + H2O = H2AlO
CH3H8 + O2 = CO2 + H2O =>
4 CH3H8 + 15 O2 = 4 CO2 + 22 H2O
HNO2 = N2O3 + HOH =>
2 HNO2 = N2O3 + HOH
Al + Ca(OH) = Ca + Al(OH) =>
Al + Ca(OH) = Ca + Al(OH)
BO = OB =>
BO = OB
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
K2SO4 + Al2S3 = Al2(SO4)3 + K2S =>
3 K2SO4 + Al2S3 = Al2(SO4)3 + 3 K2S
BNaOH = NaBOH =>
BNaOH = NaBOH
N2Cl2 + CH4 = CCl + N2 + H2 =>
N2Cl2 + 2 CH4 = 2 CCl + N2 + 4 H2
PbS2 + O2 = SO4 + PbO2 =>
PbS2 + 5 O2 = 2 SO4 + PbO2
S(s) + HCl = H2S(aq) + Cl =>
S(s) + 2 HCl = H2S(aq) + 2 Cl
(CH3COO)2Pb + H2SO4 = (CH3COO)H + PbSO4 =>
(CH3COO)2Pb + H2SO4 = 2(CH3COO)H + PbSO4
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
BaSeO4 = BaSe + O2 =>
BaSeO4 = BaSe + 2 O2
Cu(OH)2 + Zn = Cu + Zn(OH)2 =>
Cu(OH)2 + Zn = Cu + Zn(OH)2
Fe2 + C + N = Fe(CN)2 =>
Fe2 + 4 C + 4 N = 2 Fe(CN)2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
MnSO4ZnS = ZnSO4MnS =>
MnSO4ZnS = ZnSO4MnS
C2H4 + J2 = C2H4J2 =>
C2H4 + J2 = C2H4J2
C10H12O4S + O2 = CO2 + SO2 + H2O =>
C10H12O4S + 12 O2 = 10 CO2 + SO2 + 6 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
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Équations équilibrées sur11/18/24
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