| Équations équilibrées la veille |
Mn(NO3)2 + 3 BiO2 + 7 HNO3 = HMnO3 + 3 Bi(NO3)3 + 3 H2O
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
Ca(OH)2 + BaSO4 = Ba(OH)2 + CaSO4 =>
Ca(OH)2 + BaSO4 = Ba(OH)2 + CaSO4
NaBH4 + Et2O*BF3 = B2H6 + NaBF4 + Et2O =>
3 NaBH4 + 4 Et2O*BF3 = 2 B2H6 + 3 NaBF4 + 4 Et2O
NiO + PH3 = Ni(OH2) + P =>
3 NiO + 2 PH3 = 3 Ni(OH2) + 2 P
K2O + CO2 = K2O2 + CO =>
K2O + CO2 = K2O2 + CO
C + HNO3 = CO2 + NO2 + H2O =>
C + 4 HNO3 = CO2 + 4 NO2 + 2 H2O
CuBr2 + Na3PO4 = CuPO4 + Br2Na3 =>
CuBr2 + Na3PO4 = CuPO4 + Br2Na3
Fe3(PO4)2 + Na2CO3 = FeCO3 + Na3PO4 =>
Fe3(PO4)2 + 3 Na2CO3 = 3 FeCO3 + 2 Na3PO4
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
CuSO4(s)*5H2O(l) = CuSO4(aq) + H2O(l) =>
CuSO4(s)*5H2O(l) = CuSO4(aq) + 5 H2O(l)
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
GdCl3 + NaOH = Gd(OH)3 + NaCl =>
GdCl3 + 3 NaOH = Gd(OH)3 + 3 NaCl
C7H6O2(g) + O2(g) = CO2(g) + H2O(g) =>
2 C7H6O2(g) + 15 O2(g) = 14 CO2(g) + 6 H2O(g)
(CH3COO)2Pb + H2S = (CH3COO)2S + H2Pb =>
(CH3COO)2Pb + H2S = (CH3COO)2S + H2Pb
P2O3 + NaOH = Na2HPO3 + H2O =>
P2O3 + 4 NaOH = 2 Na2HPO3 + H2O
AgF + Na3PO4 = Ag3PO4 + NaF =>
3 AgF + Na3PO4 = Ag3PO4 + 3 NaF
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H3CO + K2Cr2O7 + H2SO4 = HCOOH + H2O + K2SO4 + Cr2(SO4)3 =>
2 H3CO + K2Cr2O7 + 4 H2SO4 = 2 HCOOH + 5 H2O + K2SO4 + Cr2(SO4)3
MnO2 + NH4NO3 = Mn(NO3)2 + N2 + H2O =>
MnO2 + 4 NH4NO3 = Mn(NO3)2 + 3 N2 + 8 H2O
C6H5NH2NaHSO4 = (C6H5NH3)2SO4Na2SO4 =>
2 C6H5NH2NaHSO4 = (C6H5NH3)2SO4Na2SO4
SnO + NF3 = SnF2 + N2O3 =>
3 SnO + 2 NF3 = 3 SnF2 + N2O3
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
CO2 + K2O = K2O2 + CO =>
CO2 + K2O = K2O2 + CO
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
V{3+} + H2O2 = VO{2+} + H{+} =>
2 V{3+} + H2O2 = 2 VO{2+} + 2 H{+}
Ba(OH)2 + Cl2 = Ba(ClO3)2 + BaCl3 + H2O =>
12 Ba(OH)2 + 17 Cl2 = 2 Ba(ClO3)2 + 10 BaCl3 + 12 H2O
(NH4)6Mo7O24 + H2[SnCl4] + HCl = Mo4O11 + H2O + H2[SnCl6] + NH4Cl =>
4(NH4)6Mo7O24 + 7 H2[SnCl4] + 38 HCl = 7 Mo4O11 + 19 H2O + 7 H2[SnCl6] + 24 NH4Cl
AgNO3 + K2Cr2O7 = Ag2(Cr2O7) + KNO3 =>
2 AgNO3 + K2Cr2O7 = Ag2(Cr2O7) + 2 KNO3
NaI + CaCl2 = NaCl + CaI2 =>
2 NaI + CaCl2 = 2 NaCl + CaI2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
HCl + I2 = HI + Cl2 =>
2 HCl + I2 = 2 HI + Cl2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KClO3 + H2SO4 = HClO4 + ClO2 + K2SO4 + H2O =>
6 KClO3 + 3 H2SO4 = 2 HClO4 + 4 ClO2 + 3 K2SO4 + 2 H2O
HCl + Cd = CdCl2 + H2 =>
2 HCl + Cd = CdCl2 + H2
FeSO + CoOH = FeOH + SOCo =>
FeSO + CoOH = FeOH + SOCo
(NH4)2SO4 + KI = NH4I + K2SO4 =>
(NH4)2SO4 + 2 KI = 2 NH4I + K2SO4
H3BO3H2O = H5BO4 =>
H3BO3H2O = H5BO4
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Au + KCN + O2 + H2O = K(Au(CN)2) + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 K(Au(CN)2) + 4 KOH
(CuSO4)(H2O)5 = CuSO4 + (H2O) =>
(CuSO4)(H2O)5 = CuSO4 + 5(H2O)
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
HCOOH + C3H7OH = CH3COOC2H5 + H3O =>
14 HCOOH + 18 C3H7OH = 17 CH3COOC2H5 + 12 H3O
Ga + HBr = GaBr3 + H2 =>
2 Ga + 6 HBr = 2 GaBr3 + 3 H2
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
NaCl + Cu2CO3 = CuCl + Na2CO3 =>
2 NaCl + Cu2CO3 = 2 CuCl + Na2CO3
CuO + HNO2 = Cu(NO3)2 + NO + H2O =>
CuO + 6 HNO2 = Cu(NO3)2 + 4 NO + 3 H2O
P + KBrO + KOH = K3PO4 + KBr + H2O =>
2 P + 5 KBrO + 6 KOH = 2 K3PO4 + 5 KBr + 3 H2O
Mg + HCI = MgCI2CH2 =>
Mg + 2 HCI = MgCI2CH2
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
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