| Équations équilibrées la veille |
COBr2 + 2 NaOH + NaBrO3 = CO2O3 + 3 NaBr + H2O
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
FeCl2 + HCl + HNO3 = FeCl3 + NO + HO =>
FeCl2 + HCl + HNO3 = FeCl3 + NO + 2 HO
[Cr((NH2)2CO)6]4(Cr(CN)6)3 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + K2SO4 + H2O =>
10[Cr((NH2)2CO)6]4(Cr(CN)6)3 + 1176 KMnO4 + 1399 H2SO4 = 35 K2Cr2O7 + 1176 MnSO4 + 420 CO2 + 660 KNO3 + 223 K2SO4 + 1879 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
SrCO3 + Bi2O3 + Nb2O5 = SrBi2Nb2O9 + CO2 =>
SrCO3 + Bi2O3 + Nb2O5 = SrBi2Nb2O9 + CO2
Fe + CU{2} = CU + Fe{3} =>
2 Fe + 3 CU{2} = 3 CU + 2 Fe{3}
Hg2I2 = Hg + I2 =>
Hg2I2 = 2 Hg + I2
FrF = Fr + F =>
FrF = Fr + F
H2CO3(aq) + CaSO4(aq) = H2SO4(aq) + CaCO3(s) =>
H2CO3(aq) + CaSO4(aq) = H2SO4(aq) + CaCO3(s)
H + P + O = H3PO4 =>
3 H + P + 4 O = H3PO4
CuCl2 + H3PO4 = Cu3PO4 + HCl2 =>
3 CuCl2 + H3PO4 = Cu3PO4 + 3 HCl2
SiCl4 + H2 = HCl + Si =>
SiCl4 + 2 H2 = 4 HCl + Si
Ba(NO3)2(aq) + NH3(aq) = H2O(l) + Ba(aq) + N(aq) =>
Ba(NO3)2(aq) + 4 NH3(aq) = 6 H2O(l) + Ba(aq) + 6 N(aq)
K2SO3 + HI = H2SO3 + KI =>
K2SO3 + 2 HI = H2SO3 + 2 KI
PbF2 + HNO3 = Pb(NO3)2 + HF =>
PbF2 + 2 HNO3 = Pb(NO3)2 + 2 HF
Fe + SNCl2 = FeNCl2 + S =>
Fe + SNCl2 = FeNCl2 + S
NaBF4 + Na = NaF + B =>
NaBF4 + 3 Na = 4 NaF + B
KOH + HBr = H2O + KBr =>
KOH + HBr = H2O + KBr
H2SO4 + K2CO3 = KHSO4 + H2O + CO2 =>
2 H2SO4 + K2CO3 = 2 KHSO4 + H2O + CO2
PbS + Pb2O3 = PbO + SO2 =>
PbS + 3 Pb2O3 = 7 PbO + SO2
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO + H2O =>
3 Cu2S + 16 HNO3 = 3 Cu(NO3)2 + 3 CuSO4 + 10 NO + 8 H2O
(CH3CH20OH) + (O2) = (H2O) + (CH3COOH) =>
2(CH3CH20OH) + 11(O2) = 20(H2O) + 2(CH3COOH)
Cu(CO3) + H2SO4 = Cu(SO4) + CO2 + H2O =>
Cu(CO3) + H2SO4 = Cu(SO4) + CO2 + H2O
ZnBr2 + KOH = ZnOH + KBr2 =>
ZnBr2 + KOH = ZnOH + KBr2
CuSO4(aq) + NH4Cl(aq) = CuCl2(aq) + (NH4)2SO4(aq) =>
CuSO4(aq) + 2 NH4Cl(aq) = CuCl2(aq) + (NH4)2SO4(aq)
CUSO4 + NH4OH = CU(NH3)4(OH)2 + (NH4)2SO4 + H2O =>
CUSO4 + 6 NH4OH = CU(NH3)4(OH)2 + (NH4)2SO4 + 4 H2O
KClO3 + SnSO4 + H2SO4 = KCl + Sn(SO4)2 + H2O =>
KClO3 + 3 SnSO4 + 3 H2SO4 = KCl + 3 Sn(SO4)2 + 3 H2O
NaHSO3 + CaSO4 = CaSO3 + NaHSO4 =>
NaHSO3 + CaSO4 = CaSO3 + NaHSO4
SiO2 + C = Si + CO =>
SiO2 + 2 C = Si + 2 CO
Mg(aq) + HCl(aq) = MgCl2 + H2 =>
Mg(aq) + 2 HCl(aq) = MgCl2 + H2
HCN + H2 = CH3NH2 =>
HCN + 2 H2 = CH3NH2
Zn + Pb(NO4)2 = Pb + Zn(NO4) =>
2 Zn + Pb(NO4)2 = Pb + 2 Zn(NO4)
(NH4)2(Fe(H2O)6)(SO4)2 + H2C2O4*2H2O = Fe(C2O4)*2H2O + NH4HSO4 + H2O =>
(NH4)2(Fe(H2O)6)(SO4)2 + H2C2O4*2H2O = Fe(C2O4)*2H2O + 2 NH4HSO4 + 6 H2O
C2H4O2 + NaCHO3 = CO2 + NaC2H3O2 + H2O =>
C2H4O2 + NaCHO3 = CO2 + NaC2H3O2 + H2O
CuCl2*2H2O + H(AcAc) + NaCH3COO = Cu(AcAc)2 + H2O + CH3COOH + Cl + Na =>
CuCl2*2H2O + 2 H(AcAc) + 2 NaCH3COO = Cu(AcAc)2 + 2 H2O + 2 CH3COOH + 2 Cl + 2 Na
IBr + F2 = IF5 + BrF3 =>
IBr + 4 F2 = IF5 + BrF3
C3H6O2 + H2O = C6H12O6 + CH4 =>
12 C3H6O2 + 6 H2O = 5 C6H12O6 + 6 CH4
CH3CH2CH2CO2H(l) + CH2CH3OH(l)H = CH3CH2CH2CO2CH2CH3(l) + H2O(l) =>
7 CH3CH2CH2CO2H(l) + 4 CH2CH3OH(l)H = 6 CH3CH2CH2CO2CH2CH3(l) + 6 H2O(l)
Ra + S = RaS =>
Ra + S = RaS
NH3 + H2SO4 = NHSO2 + H2O =>
NH3 + H2SO4 = NHSO2 + 2 H2O
Cu + S = Cu2S =>
2 Cu + S = Cu2S
NaCl + O2 = NaOCl =>
2 NaCl + O2 = 2 NaOCl
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
AB + CB = AB2 + C =>
AB + CB = AB2 + C
HSO + Al(OH)3 = Al(SO)3 + H2O =>
3 HSO + Al(OH)3 = Al(SO)3 + 3 H2O
MgSO4 + KOH = KSO4 + MgOH =>
MgSO4 + KOH = KSO4 + MgOH
BiCl3 + K2Cr2O7 + KOH = (BiO)2Cr2O7 + KCl + H2O =>
2 BiCl3 + K2Cr2O7 + 4 KOH = (BiO)2Cr2O7 + 6 KCl + 2 H2O
Zn + CuBr2 = ZnBr2 + Cu =>
Zn + CuBr2 = ZnBr2 + Cu
J2 + NaClO + NaOH = NaJ + NaClO3 + H2O =>
2 J2 + NaClO + 4 NaOH = 4 NaJ + NaClO3 + 2 H2O
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