Équations équilibrées la veille | Équations équilibrées le lendemain |
BaCl2 + (NH4)2HPO4 = BaHPO4 + 2 NH4Cl
C7H5N3O6(s) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
4 C7H5N3O6(s) + 21 O2(g) = 28 CO2(g) + 10 H2O(g) + 6 N2(g)
NaCl + H2SO4 + MnO2 = Cl2 + H2O + MnSO4 + NaHSO4 =>
2 NaCl + 3 H2SO4 + MnO2 = Cl2 + 2 H2O + MnSO4 + 2 NaHSO4
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
H2SO4 + Cu = H2Cu + SO4 =>
H2SO4 + Cu = H2Cu + SO4
H2S + NaOH + NaOCl = Na2SO3 + NaCl + H2O =>
H2S + 2 NaOH + 3 NaOCl = Na2SO3 + 3 NaCl + 2 H2O
C6H5COOH + KMnO4 + H2SO4 = C6H4(COOH)2 + MnSO4 + K2SO4 + H2O =>
8 C6H5COOH + 6 KMnO4 + 9 H2SO4 = 7 C6H4(COOH)2 + 6 MnSO4 + 3 K2SO4 + 12 H2O
C + Cl2 = C3Cl7 =>
6 C + 7 Cl2 = 2 C3Cl7
AlN + HCl = AlCl3 + NH4Cl =>
AlN + 4 HCl = AlCl3 + NH4Cl
KI + NaNO2 + H2SO4 = I2 + NO + K2SO4 + Na2SO2 + H2O =>
6 KI + 2 NaNO2 + 4 H2SO4 = 3 I2 + 2 NO + 3 K2SO4 + Na2SO2 + 4 H2O
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
C6H5COOH + NaOH = H2O + NaC6H5COO =>
C6H5COOH + NaOH = H2O + NaC6H5COO
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
H2(C2O4) + NaOH = H2OH + Na(C2O4) =>
H2(C2O4) + NaOH = H2OH + Na(C2O4)
Mg + F2 = MgF2 =>
Mg + F2 = MgF2
Al2 + Ba(NO3)2 = Al2O3 + N2 + BaO =>
5 Al2 + 3 Ba(NO3)2 = 5 Al2O3 + 3 N2 + 3 BaO
ClNaO3 = O + ClNa =>
ClNaO3 = 3 O + ClNa
KCl + H3PO4 = KH2PO4 + HCl =>
KCl + H3PO4 = KH2PO4 + HCl
CH3CH2COOH + KMnO4 + H2SO4 = CO2 + K2SO4 + Mn(SO4)3 + H2O =>
CH3CH2COOH + 14 KMnO4 + 49 H2SO4 = 3 CO2 + 7 K2SO4 + 14 Mn(SO4)3 + 52 H2O
KOH + Al + H2O = H2 + K[Al(OH)6] =>
2 KOH + 2 Al + 10 H2O = 5 H2 + 2 K[Al(OH)6]
H3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3PO4Mo12O36 + N2H4NO3 + H2O =>
13 H3PO4 + 156(NH4)2MoO4 + 231 HNO3 = 13(NH4)3PO4Mo12O36 + 168 N2H4NO3 + 345 H2O
KClO3 + KMnO4 + H2O = KClO4 + KOH + MnO2 =>
3 KClO3 + 2 KMnO4 + H2O = 3 KClO4 + 2 KOH + 2 MnO2
V + Mn3O4 = MnO + VO =>
V + Mn3O4 = 3 MnO + VO
Ba(OH)2Al(NO3)3 = Ba(NO3)3Al(OH)2 =>
Ba(OH)2Al(NO3)3 = Ba(NO3)3Al(OH)2
K2[Mn(CN)6] + K = K6[Mn(CN)6] =>
K2[Mn(CN)6] + 4 K = K6[Mn(CN)6]
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
NH2CHCOOH + NaOH = NH2CHCOONa + H2O =>
NH2CHCOOH + NaOH = NH2CHCOONa + H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Ca3(PO4)2 + SiO2 + C = Ca2Si + P + CO2 =>
2 Ca3(PO4)2 + 3 SiO2 + 11 C = 3 Ca2Si + 4 P + 11 CO2
SiO2 + MgCO3 = MgSiO3 + CO2 =>
SiO2 + MgCO3 = MgSiO3 + CO2
BaCl2 + KIO3 = Ba(IO3)2 + KCl =>
BaCl2 + 2 KIO3 = Ba(IO3)2 + 2 KCl
Fe + Cu(OH)2 = FeOH + Cu =>
2 Fe + Cu(OH)2 = 2 FeOH + Cu
BaCO3 + NO + O2 = Ba(NO3)2 + CO2 =>
2 BaCO3 + 4 NO + 3 O2 = 2 Ba(NO3)2 + 2 CO2
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
FeO + H2SO4 = Fe(HSO4)2 + H2O =>
FeO + 2 H2SO4 = Fe(HSO4)2 + H2O
Zn + Mg + H2SO4 = ZnSO3 + MgO + H2 =>
Zn + Mg + H2SO4 = ZnSO3 + MgO + H2
NH4C2H3O2 + Ca2 = Ca(C2H3O2) + NH4 =>
2 NH4C2H3O2 + Ca2 = 2 Ca(C2H3O2) + 2 NH4
C13H8O + NaBH4 + C2H6O = C13H10O + NaB(OCH3)4 =>
80 C13H8O + 11 NaBH4 + 48 C2H6O = 84 C13H10O + 11 NaB(OCH3)4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
AlCl3 + K(OH) = Al(OH)3 + KCl =>
AlCl3 + 3 K(OH) = Al(OH)3 + 3 KCl
BaCO3 + K2Cr2O7 = BaCr2O7 + K2CO3 =>
BaCO3 + K2Cr2O7 = BaCr2O7 + K2CO3
MnO(OH)2 + H3PO4 = Mn3(PO4)4 + H2O =>
3 MnO(OH)2 + 4 H3PO4 = Mn3(PO4)4 + 9 H2O
Gd + O2 = Gd2O3 =>
4 Gd + 3 O2 = 2 Gd2O3
KNO2 + H2O = KNO3 + NO + KOH =>
3 KNO2 + H2O = KNO3 + 2 NO + 2 KOH
Rb + P = Rb3P =>
3 Rb + P = Rb3P
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
N2O3 + H2SO4 = SO2 + HNO3 + H2O =>
N2O3 + 2 H2SO4 = 2 SO2 + 2 HNO3 + H2O
FeCl3 + KI = FeCl2 + I2 + KCl =>
2 FeCl3 + 2 KI = 2 FeCl2 + I2 + 2 KCl
KC1O3 = KC1 + O2 =>
2 KC1O3 = 2 KC1 + 3 O2
PbO2 + Na3[Cr(OH)6] + NaOH = Na2[Pb(OH)4] + Na2CrO4 + H2O =>
3 PbO2 + 2 Na3[Cr(OH)6] + 4 NaOH = 3 Na2[Pb(OH)4] + 2 Na2CrO4 + 2 H2O
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