Équations équilibrées la veille |
Ca2 + 2 N2 = 2 CaN2
CH3COOO + H = HCH3COOO =>
CH3COOO + H = HCH3COOO
C8H10O + K2Cr2O7 + H2SO4 = C8H6O4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C8H10O + 5 K2Cr2O7 + 20 H2SO4 = 3 C8H6O4 + 5 Cr2(SO4)3 + 5 K2SO4 + 26 H2O
Mg3N2 + B = Mg + BN =>
Mg3N2 + 2 B = 3 Mg + 2 BN
CH3CH2COOCH2CH2CH3 + O2 = H2OCO2 =>
CH3CH2COOCH2CH2CH3 + 8 O2 = 6 H2OCO2
NaNO2 + NaOH = Na2NO2 + NaNO3 + H2O =>
3 NaNO2 + 2 NaOH = 2 Na2NO2 + NaNO3 + H2O
K2Cr2O7 + HBr = KBr3 + CrBr3 + H2O + Br2 =>
K2Cr2O7 + 14 HBr = 2 KBr3 + 2 CrBr3 + 7 H2O + Br2
Na2S + H2O = Na2O + SH2 =>
Na2S + H2O = Na2O + SH2
CCl3COOH = CHCl3 + CO2 =>
CCl3COOH = CHCl3 + CO2
P2O3 + HNO3 = P2O5 + HNO2 =>
P2O3 + 2 HNO3 = P2O5 + 2 HNO2
Fe(OH)3 + HI = I2 + H2O + Fe =>
2 Fe(OH)3 + 6 HI = 3 I2 + 6 H2O + 2 Fe
NaOH + H3AsO4 = Na2HAsO4 + H2O =>
2 NaOH + H3AsO4 = Na2HAsO4 + 2 H2O
I2 + Br = I2Br =>
I2 + Br = I2Br
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
CH2ClCOOH + KCN = CH2CNCOOH + KCl =>
CH2ClCOOH + KCN = CH2CNCOOH + KCl
K2CrO4 + Na2CO3 = K2CO3 + Na2CrO4 =>
K2CrO4 + Na2CO3 = K2CO3 + Na2CrO4
C8H9NO + BrCl = C8H8BrNO + HCl =>
C8H9NO + BrCl = C8H8BrNO + HCl
KFeO2 + H2SO4 = K2SO4 + Fe2(SO4)3 + H2O =>
2 KFeO2 + 4 H2SO4 = K2SO4 + Fe2(SO4)3 + 4 H2O
CCl3F = CCl2F + Cl =>
CCl3F = CCl2F + Cl
CaO + Al2O3 = CaO*Al2O3 =>
CaO + Al2O3 = CaO*Al2O3
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
AlF3 + PbCl2 = AlCl3 + PbF2 =>
2 AlF3 + 3 PbCl2 = 2 AlCl3 + 3 PbF2
BaSO4 + KOH = Ba(OH)2 + K2SO4 =>
BaSO4 + 2 KOH = Ba(OH)2 + K2SO4
KCr(SO4)2 + NH3*H2O = Cr(OH)3 + K2SO4 + (NH4)2SO4 =>
2 KCr(SO4)2 + 6 NH3*H2O = 2 Cr(OH)3 + K2SO4 + 3(NH4)2SO4
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
NaHSO4 + NaClO + NaCl = Cl2 + H2O + Na2SO4 =>
2 NaHSO4 + NaClO + NaCl = Cl2 + H2O + 2 Na2SO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
KBr + Na2CO3 = NaBr + K2CO3 =>
2 KBr + Na2CO3 = 2 NaBr + K2CO3
C4H10O2 + NaOH = C4H5O2 + Na + H2O =>
C4H10O2 + 5 NaOH = C4H5O2 + 5 Na + 5 H2O
CuCO3(s) + H2SO4 = CuSO4(aq) + H2O(l) + CO2 =>
CuCO3(s) + H2SO4 = CuSO4(aq) + H2O(l) + CO2
H3O{+} + Cl{-} + CaCO3 = CaCl2 + H2O + CO2 =>
2 H3O{+} + 2 Cl{-} + CaCO3 = CaCl2 + 3 H2O + CO2
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
GaBr3 + K = KBr + Ga =>
GaBr3 + 3 K = 3 KBr + Ga
Ca3(PO4)4 + SiO2 + C = CaSiO3 + P4 + CO =>
Ca3(PO4)4 + 3 SiO2 + 13 C = 3 CaSiO3 + P4 + 13 CO
Mg + I3Cl = MgCl + I =>
Mg + I3Cl = MgCl + 3 I
LaCl3 + Na3PO4 = LaPO4 + NaCl =>
LaCl3 + Na3PO4 = LaPO4 + 3 NaCl
C3H2 + O2 = CO2 + H2O =>
2 C3H2 + 7 O2 = 6 CO2 + 2 H2O
C6N6FeK4 + PbO2 + HCl = KCl + FeCl3 + PbCl2 + CO2 + HNO3 + H2O =>
2 C6N6FeK4 + 61 PbO2 + 136 HCl = 8 KCl + 2 FeCl3 + 61 PbCl2 + 12 CO2 + 12 HNO3 + 62 H2O
ZnSO4 + H2SO4 = Zn(HSO4)2 =>
ZnSO4 + H2SO4 = Zn(HSO4)2
CH3Cl + KI = CH3I + KCl =>
CH3Cl + KI = CH3I + KCl
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O