Équations équilibrées la veille |
2 C16H34 + 49 O2 = 32 CO2 + 34 H2O
KCl + K2Cr2O7 + H2O = CrCl3 + Cl2 + KOH =>
12 KCl + K2Cr2O7 + 7 H2O = 2 CrCl3 + 3 Cl2 + 14 KOH
H3PO4 + ZnBr2 = HBr + Zn3(PO4)2 =>
2 H3PO4 + 3 ZnBr2 = 6 HBr + Zn3(PO4)2
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
KHCO3(s) + HCl(aq) = CO2 + H2O + KCl =>
KHCO3(s) + HCl(aq) = CO2 + H2O + KCl
Na2B4O7*10H2O + H2O2 + NaOH + H2O = Na2[B2(OH)4(O2)2]*6H2O =>
Na2B4O7*10H2O + 4 H2O2 + 2 NaOH + H2O = 2 Na2[B2(OH)4(O2)2]*6H2O
CONaOH = CO2NaH =>
CONaOH = CO2NaH
KI + AgNO3 = AgI + KNO3 =>
KI + AgNO3 = AgI + KNO3
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
AlCl3 + Na2SO4 = Al2(SO4)3 + NaCl =>
2 AlCl3 + 3 Na2SO4 = Al2(SO4)3 + 6 NaCl
Br2 + H2O + AgNO3 = AgBr + HNO3 + AgBrO3 =>
3 Br2 + 3 H2O + 6 AgNO3 = 5 AgBr + 6 HNO3 + AgBrO3
Mg(OH)2 + HPO4 = Mg(PO4)2 + H2O =>
Mg(OH)2 + 2 HPO4 = Mg(PO4)2 + 2 H2O
H2SO4 + NaOH = Na2SO4 + HOH =>
H2SO4 + 2 NaOH = Na2SO4 + 2 HOH
NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
CH4 + O22 = CO2 + H2O =>
11 CH4 + 2 O22 = 11 CO2 + 22 H2O
CaCO3 + KNO3 = Ca(NO3)2 + K2CO3 =>
CaCO3 + 2 KNO3 = Ca(NO3)2 + K2CO3
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
C3H6O3 + C9H8O4 = C13H14O7 =>
11 C3H6O3 + 18 C9H8O4 = 15 C13H14O7
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Fe + Fe2O3 + Cr2O3 = FeCr2O4 =>
Fe + Fe2O3 + 3 Cr2O3 = 3 FeCr2O4
NO2 + HNO3 = NO3 + HNO2 =>
NO2 + HNO3 = NO3 + HNO2
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
Pb(HCO3)4 = PbO2 + CO2 + H2O =>
Pb(HCO3)4 = PbO2 + 4 CO2 + 2 H2O
H3PO4 + KOH + NaOH = NaK2PO4 + H2O =>
H3PO4 + 2 KOH + NaOH = NaK2PO4 + 3 H2O
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
Rb + P = Rb3P =>
3 Rb + P = Rb3P
H2SO4 + NaOH = Na2SO4 + H(OH) =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H(OH)
Hg + O = HgO =>
Hg + O = HgO
(NH4)2SO4 + Ca(OH)2 = NH4OH + CaSO4 =>
(NH4)2SO4 + Ca(OH)2 = 2 NH4OH + CaSO4
KI + PbSO4 = K2SO4 + PbI2 =>
2 KI + PbSO4 = K2SO4 + PbI2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
KOH + CUCl2 = KCl + CU(OH)2 =>
2 KOH + CUCl2 = 2 KCl + CU(OH)2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
AlCl3 + NH3 + H2O = Al(OH)3 + NH4Cl =>
AlCl3 + 3 NH3 + 3 H2O = Al(OH)3 + 3 NH4Cl
Cu(NO3)2(aq) + NaPO4(aq) = Cu(PO4)2(s) + NaNO3(aq) =>
Cu(NO3)2(aq) + 2 NaPO4(aq) = Cu(PO4)2(s) + 2 NaNO3(aq)
K3[Co(C2O4)3] = K2C2O4 + CoC2O4 + CO2 =>
2 K3[Co(C2O4)3] = 3 K2C2O4 + 2 CoC2O4 + 2 CO2
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Ba(OH2) + H2SO4 = BaSO4 + H2(OH2) =>
Ba(OH2) + H2SO4 = BaSO4 + H2(OH2)
ZnCl2 + H2SO4 = ZnSO4 + HCl =>
ZnCl2 + H2SO4 = ZnSO4 + 2 HCl
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
KMnO4 + Zn(ClO3)2 = Zn(MnO4)2 + KClO3 =>
2 KMnO4 + Zn(ClO3)2 = Zn(MnO4)2 + 2 KClO3
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
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