| Équations équilibrées la veille |
NH4Cl + NaNO2 = 2 H2O + NaCl + N2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K2Cr2O7 + Zn + H2SO4 = K2SO4 + Cr2(SO4)3 + ZnSO4 + H2O =>
K2Cr2O7 + 3 Zn + 7 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 ZnSO4 + 7 H2O
KF + Cl2 = KCl + F2 =>
2 KF + Cl2 = 2 KCl + F2
NH4Cl + Cu(OH)2 = CuCl2 + H2O + NH3 =>
2 NH4Cl + Cu(OH)2 = CuCl2 + 2 H2O + 2 NH3
CH3Cl + OH = CH3OH + Cl =>
CH3Cl + OH = CH3OH + Cl
CCl3COOH + O2 = CCl3COO + H3O =>
6 CCl3COOH + O2 = 6 CCl3COO + 2 H3O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
C10H16N2O8 + FeCl3 + KOH = C10H12N2O8FeK + H2O + HCl =>
C10H16N2O8 + FeCl3 + KOH = C10H12N2O8FeK + H2O + 3 HCl
CH3NH2 + NaNO2 + HCl = CH3OH + N2 + NaCl + H2O =>
CH3NH2 + NaNO2 + HCl = CH3OH + N2 + NaCl + H2O
NH3 + HCl = H2NH2Cl =>
NH3 + HCl = H2NH2Cl
Mn + O2 = MnO2 =>
Mn + O2 = MnO2
KHC8H4O4 + Ca(OH)2 = K + C4H4O4 + H2O + Ca =>
2 KHC8H4O4 + 5 Ca(OH)2 = 2 K + 4 C4H4O4 + 2 H2O + 5 Ca
HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + 2 H2O(l)
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
C6H10O3 + O2 = CO2 + H2O =>
C6H10O3 + 7 O2 = 6 CO2 + 5 H2O
CaO + C = CaC2 + CO2 =>
2 CaO + 5 C = 2 CaC2 + CO2
KBr + PbO2 + CH3COOH = (CH3COO)2Pb + Br2 + CH3COOK + H2O =>
2 KBr + PbO2 + 4 CH3COOH = (CH3COO)2Pb + Br2 + 2 CH3COOK + 2 H2O
Ba(OH)2(aq) + NH4I(aq) = BaI2(aq) + H2O + NH3 =>
Ba(OH)2(aq) + 2 NH4I(aq) = BaI2(aq) + 2 H2O + 2 NH3
Li3N + H2O = LiOH + NH3 =>
Li3N + 3 H2O = 3 LiOH + NH3
BaCO3C = BaCOCO2 =>
BaCO3C = BaCOCO2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2 + O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2 + 2 O
C3H7OH + O2 = (CO2) + H2O =>
2 C3H7OH + 9 O2 = 6(CO2) + 8 H2O
Ne2 = Ne =>
Ne2 = 2 Ne
Na2ZnO2 + H2SO4 = H2ZnO2 + Na2SO4 =>
Na2ZnO2 + H2SO4 = H2ZnO2 + Na2SO4
CH3C6H13 + O2 = CO2 + H2O =>
CH3C6H13 + 11 O2 = 7 CO2 + 8 H2O
Al2(CO3)3 + HClO3 = Al(ClO3)3 + H2CO3 =>
Al2(CO3)3 + 6 HClO3 = 2 Al(ClO3)3 + 3 H2CO3
Na2(SO4) + Ba(NO3)2 = Ba(SO4) + Na(NO3) =>
Na2(SO4) + Ba(NO3)2 = Ba(SO4) + 2 Na(NO3)
K3[Fe(CN)6] + NH4SCN = KSCN + (NH4)3Fe(CN)6 =>
K3[Fe(CN)6] + 3 NH4SCN = 3 KSCN + (NH4)3Fe(CN)6
FeCl2 + potassiumhydroxide = Fe(OH)2 + potassiumchloride =>
FeCl2 + 2 KOH = Fe(OH)2 + 2 KCl
NF3 + SiO2 = SiF4 + O + N =>
4 NF3 + 3 SiO2 = 3 SiF4 + 6 O + 4 N
AlCl3 + Na3PO4 = AlPO4 + Na3Cl3 =>
AlCl3 + Na3PO4 = AlPO4 + Na3Cl3
K2SO3 + H2SO4 = H2SO3 + K2SO4 =>
K2SO3 + H2SO4 = H2SO3 + K2SO4
N4 = N =>
N4 = 4 N
P4 + F2 = PF3 =>
P4 + 6 F2 = 4 PF3
H2O + PCl5 = HPO3 + HCl =>
3 H2O + PCl5 = HPO3 + 5 HCl
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
HCO3 + H2O = H3O + CO4 =>
HCO3 + 4 H2O = 3 H3O + CO4
K(s) + Cl2(g) = K2Cl2 =>
2 K(s) + Cl2(g) = K2Cl2
CCF4 + Br2 = CBr4 + F2 =>
CCF4 + 4 Br2 = 2 CBr4 + 2 F2
H3C6H5O7 + KOH = K + C6H6O7 + H2O =>
H3C6H5O7 + 2 KOH = 2 K + C6H6O7 + 2 H2O
C10H12 + KMnO4 + H2SO4 = C8H6O4 + K2SO4 + MnSO4 + H2O =>
20 C10H12 + 58 KMnO4 + 87 H2SO4 = 25 C8H6O4 + 29 K2SO4 + 58 MnSO4 + 132 H2O
(CH3)2CCH(CH3) + KMnO4 + H2SO4 = (CH3)2COOHCOOH(CH3) + MnSO4 + K2SO4 + H2O =>
10(CH3)2CCH(CH3) + 14 KMnO4 + 21 H2SO4 = 10(CH3)2COOHCOOH(CH3) + 14 MnSO4 + 7 K2SO4 + 16 H2O
K2Cr2O7 + SnCl2 + HCl = CrCl3 + KCl + Cl2 + H2O*SnCl =>
2 K2Cr2O7 + 14 SnCl2 + 28 HCl = 4 CrCl3 + 4 KCl + 13 Cl2 + 14 H2O*SnCl
CH4O + O2 = H2 + CO2 =>
2 CH4O + O2 = 4 H2 + 2 CO2
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O =>
K2Cr2O7 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 4 H2O + 3 O
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
HOOC{-}CHOH{-}CHOH{-}COOH + NaOH = NaOOC{-}CHOH{-}CHOH{-}COONa + H2O =>
HOOC{-}CHOH{-}CHOH{-}COOH + NaOH = NaOOC{-}CHOH{-}CHOH{-}COONa + H2O
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