| Équations équilibrées la veille |
2 KH2PO4 + Ca(OH)2 = K2HPO4 + CaHPO4 + 2 H2O
KMnO4 + KOH + Zn = K2MnO4 + K2[Zn(OH)4] =>
2 KMnO4 + 4 KOH + Zn = 2 K2MnO4 + K2[Zn(OH)4]
BaCO3 + CH3COOH = Ba{2+} + CO2 + H2O + CH3COO{-} =>
BaCO3 + 2 CH3COOH = Ba{2+} + CO2 + H2O + 2 CH3COO{-}
CH3COOH + CuSO4 = (CH3COO)2Cu + H2SO4 =>
2 CH3COOH + CuSO4 = (CH3COO)2Cu + H2SO4
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
NH4OH + HI = NH4I + H2O =>
NH4OH + HI = NH4I + H2O
Ti + HCl = TiCl4 + H2 =>
Ti + 4 HCl = TiCl4 + 2 H2
NH4OH + HCN = NH4CN + H2O =>
NH4OH + HCN = NH4CN + H2O
CH3COOH + O2(g) = CO2(g) + H2O =>
CH3COOH + 2 O2(g) = 2 CO2(g) + 2 H2O
NaClO + Ca(OH)2 = Ca(ClO)2 + NaOH =>
2 NaClO + Ca(OH)2 = Ca(ClO)2 + 2 NaOH
I3O9 = I2O6 = I2 = O2 =>
2 I3O9 = 3 I2O6
C22H46 + O2 = C + H2O =>
2 C22H46 + 23 O2 = 44 C + 46 H2O
PBr5 + Cl2 + H2O = H3PO4 + Br2 + HCl =>
2 PBr5 + 5 Cl2 + 8 H2O = 2 H3PO4 + 5 Br2 + 10 HCl
FeNO3 + CaCl = FeCl + CaNO3 =>
FeNO3 + CaCl = FeCl + CaNO3
CH3CONH2 + KOH = CO2 + CH3NH2 + KH =>
CH3CONH2 + KOH = CO2 + CH3NH2 + KH
PH3F = P + H + F =>
PH3F = P + 3 H + F
CsCl + H2SO4 = Cs2SO4 + HCl =>
2 CsCl + H2SO4 = Cs2SO4 + 2 HCl
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
VO + O2 = V2O3 =>
4 VO + O2 = 2 V2O3
K9 + O = K3O8 =>
K9 + 24 O = 3 K3O8
Al(OH)3 + HNO3(aq) = Al(NO3)3 + H(OH) =>
Al(OH)3 + 3 HNO3(aq) = Al(NO3)3 + 3 H(OH)
BaSO4 + NaHCO3 = Ba(HCO3)2 + Na2SO4 =>
BaSO4 + 2 NaHCO3 = Ba(HCO3)2 + Na2SO4
CH2O + Ag2O = Ag + CO2 + H2O =>
CH2O + 2 Ag2O = 4 Ag + CO2 + H2O
NHO3 + HBr = Br2 + NO + H2O =>
2 NHO3 + 6 HBr = 3 Br2 + 2 NO + 4 H2O
BaCO3 + HCl = BaCl2 + CO2 + H2O =>
BaCO3 + 2 HCl = BaCl2 + CO2 + H2O
Mg{2+} + K{+} = MgK{3+} =>
Mg{2+} + K{+} = MgK{3+}
KMnO3(aq) + CaC2O4(s) + H2SO4(aq) = MnSO4(aq) + K2SO4(aq) + CaSO4(s) + CO2(g) + H2O(l) =>
2 KMnO3(aq) + 3 CaC2O4(s) + 6 H2SO4(aq) = 2 MnSO4(aq) + K2SO4(aq) + 3 CaSO4(s) + 6 CO2(g) + 6 H2O(l)
HCl + MnO2 = MnCl2 + H2O2 =>
2 HCl + MnO2 = MnCl2 + H2O2
KMnO4 + H2SO4 + CH3CHO = K2SO4 + MnSO4 + CH3COOH + H2O =>
2 KMnO4 + 3 H2SO4 + 5 CH3CHO = K2SO4 + 2 MnSO4 + 5 CH3COOH + 3 H2O
K3P + NaOH = KOH + Na3P =>
K3P + 3 NaOH = 3 KOH + Na3P
Cu{2+} + Cr(OH)3 + OH{-} = CrO4{2-} + Cu{+} + H{+} =>
3 Cu{2+} + Cr(OH)3 + OH{-} = CrO4{2-} + 3 Cu{+} + 4 H{+}
C4H10O + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
C4H10O + 4 K2Cr2O7 + 16 H2SO4 = 4 CO2 + 4 Cr2(SO4)3 + 4 K2SO4 + 21 H2O
NaBr(s) + AgNO3(aq) = NaNO3(aq) + AgBr(s) =>
NaBr(s) + AgNO3(aq) = NaNO3(aq) + AgBr(s)
C8H4O3 + C6H6O2 = C20H12O5 + H2O =>
C8H4O3 + 2 C6H6O2 = C20H12O5 + 2 H2O
C12H22O11 + BaO = Ba + CO2 + H2O =>
C12H22O11 + 24 BaO = 24 Ba + 12 CO2 + 11 H2O
MgO + HNO3 = Mg[NO3]2 + H2O =>
MgO + 2 HNO3 = Mg[NO3]2 + H2O
K2SO4 + Cr2(SO4)3 + H2O = K2Cr2O7 + H2S + H2SO4 =>
4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O = 4 K2Cr2O7 + 3 H2S + 13 H2SO4
Si + Al = Al2Si =>
Si + 2 Al = Al2Si
Cl2O3 + H2O = Cl2(O4H2) =>
Cl2O3 + H2O = Cl2(O4H2)
KCl + Na3PO4 = K3PO4 + NaCl =>
3 KCl + Na3PO4 = K3PO4 + 3 NaCl
ZnO + Na2SO4 = ZnSO4 + Na4O2 =>
2 ZnO + 2 Na2SO4 = 2 ZnSO4 + Na4O2
Na2CO3 + Li(ClO3) = Li2(CO3) + Na(ClO3) =>
Na2CO3 + 2 Li(ClO3) = Li2(CO3) + 2 Na(ClO3)
Na2CO3 + Cu(C2H3O2)2 = CuCO3 + Na(C2H3O2) =>
Na2CO3 + Cu(C2H3O2)2 = CuCO3 + 2 Na(C2H3O2)
Na2CO3 + Y2O3 + Eu2O3 + NH4VO3 = Na24Y02Eu02V2O8 + N2 + CO2 + O + H2 =>
12 Na2CO3 + Y2O3 + Eu2O3 + 2 NH4VO3 = Na24Y02Eu02V2O8 + N2 + 12 CO2 + 16 O + 4 H2
Cu(OH)2 + Ba(NO3)2 = Cu(NO3)2 + Ba(OH)2 =>
Cu(OH)2 + Ba(NO3)2 = Cu(NO3)2 + Ba(OH)2
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
CH3CH2COOH + CH3CN + HCl = CH3CH2COCl + CH3CONH2*HCl =>
CH3CH2COOH + CH3CN + 2 HCl = CH3CH2COCl + CH3CONH2*HCl
HNO3 + Ge(OH)3 = Ge(NO3)3 + H2O =>
3 HNO3 + Ge(OH)3 = Ge(NO3)3 + 3 H2O
C59H121O + O2 = CO2 + H2O =>
4 C59H121O + 355 O2 = 236 CO2 + 242 H2O
MgCl2 + Nh4OH = Mg(OH)2 + Nh4Cl =>
MgCl2 + 2 Nh4OH = Mg(OH)2 + 2 Nh4Cl
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