| Équations équilibrées la veille |
2 Cu2O + Cu2S = Cu4S + 2 CuO
H3PO3 + K2Cr2O7 + HCl = H3PO4 + KCl + HCrO2 =>
3 H3PO3 + K2Cr2O7 + 2 HCl = 3 H3PO4 + 2 KCl + 2 HCrO2
O7 = O6 =>
6 O7 = 7 O6
BaCrO4 + HNO3 = BaNO3 + HCrO4 =>
BaCrO4 + HNO3 = BaNO3 + HCrO4
CH4 = C + H2 =>
CH4 = C + 2 H2
B + O2 = BO =>
2 B + O2 = 2 BO
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
K2[Zn(OH)4] + SO2 = Zn(OH)2 + K2SO3 + H2O =>
K2[Zn(OH)4] + SO2 = Zn(OH)2 + K2SO3 + H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
ZnO(s) + HCl = ZnCl2 + H2O =>
ZnO(s) + 2 HCl = ZnCl2 + H2O
Na2O(s) + HBr(aq) = H2O(l) + NaBr(aq) =>
Na2O(s) + 2 HBr(aq) = H2O(l) + 2 NaBr(aq)
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
KMnO4 + KBr + H2SO4 = Br2 + Mn2SO4 + K2SO4 + H2O =>
2 KMnO4 + 12 KBr + 8 H2SO4 = 6 Br2 + Mn2SO4 + 7 K2SO4 + 8 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CdCO3 + HCl = CdCl2 + H2CO3 =>
CdCO3 + 2 HCl = CdCl2 + H2CO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
Hg(SCN)2 = HgS + CS2 + C3N4 =>
2 Hg(SCN)2 = 2 HgS + CS2 + C3N4
Ca3P2 + O2 = P2O5 + CaO =>
Ca3P2 + 4 O2 = P2O5 + 3 CaO
Mn(SO4)6 + MgCl2 = MnCl6 + Mg(SO4)2 =>
Mn(SO4)6 + 3 MgCl2 = MnCl6 + 3 Mg(SO4)2
O7 = O6 =>
6 O7 = 7 O6
Mg + I2 = MgI2 =>
Mg + I2 = MgI2
Ba(C2H3O2)2 + Ag2SO4 = BaSO4 + Ag(C2H3O2) =>
Ba(C2H3O2)2 + Ag2SO4 = BaSO4 + 2 Ag(C2H3O2)
BaCrO4 + HNO3 = BaNO3 + HCrO4 =>
BaCrO4 + HNO3 = BaNO3 + HCrO4
CF3COOH + KOH = CF3COOK + H2O =>
CF3COOH + KOH = CF3COOK + H2O
Ba(MnO4)2 + SO2 + H2O = BaSO4 + MnSO4 + H2SO4 =>
Ba(MnO4)2 + 5 SO2 + 2 H2O = BaSO4 + 2 MnSO4 + 2 H2SO4
Cu2O + Cu2S = Cu4S + CuO =>
2 Cu2O + Cu2S = Cu4S + 2 CuO
CaClO + NaCrO4 = NaClO + CaCrO4 =>
CaClO + NaCrO4 = NaClO + CaCrO4
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
K2Cr2O7 + HI + HClO4 = KClO4 + I2 + H2O + Cr(ClO4)3 =>
K2Cr2O7 + 6 HI + 8 HClO4 = 2 KClO4 + 3 I2 + 7 H2O + 2 Cr(ClO4)3
NaOH + Si + H2O = Na2SiO3 + H2 =>
2 NaOH + Si + H2O = Na2SiO3 + 2 H2
CH3CH2COOH + KOH = HOH + CH3CH2COOK =>
CH3CH2COOH + KOH = HOH + CH3CH2COOK
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ag(NH3)2NO3 = Ag3N + NH4NO3 + NH3 =>
3 Ag(NH3)2NO3 = Ag3N + 3 NH4NO3 + 2 NH3
N2O3 + H2O = HNO3 + NO =>
3 N2O3 + H2O = 2 HNO3 + 4 NO
(CH3)3N + H2O = (CH3)3NH{+} + OH{-} =>
(CH3)3N + H2O = (CH3)3NH{+} + OH{-}
CH3CH2CH3CH2 + O2 = CO2 + H2O =>
2 CH3CH2CH3CH2 + 13 O2 = 8 CO2 + 10 H2O
KClO = KClO4 + KCl =>
4 KClO = KClO4 + 3 KCl
Li2SO4 + Fe = Fe2(SO4)3 + Li =>
3 Li2SO4 + 2 Fe = Fe2(SO4)3 + 6 Li
B + O2 = BO2 =>
B + O2 = BO2
Cu2O + I2O5 = Cu(IO3) =>
Cu2O + I2O5 = 2 Cu(IO3)
AgNO3(aq) + Mg2(aq) = Ag1 + Mg(NO3)2 =>
4 AgNO3(aq) + Mg2(aq) = 4 Ag1 + 2 Mg(NO3)2
Pb3O4 + KMnO4 + HCl = PbCl4 + KCl + MnCl2 + H2O =>
5 Pb3O4 + 4 KMnO4 + 72 HCl = 15 PbCl4 + 4 KCl + 4 MnCl2 + 36 H2O
MgBr2 = Mg + Br2 =>
MgBr2 = Mg + Br2
HNO3 + HS = NO2 + H2OS =>
HNO3 + HS = NO2 + H2OS
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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Équations équilibrées sur11/04/24
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