| Équations équilibrées la veille |
5 C12H26 + 74 HNO3 = 60 CO2 + 102 H2O + 37 N2
(HOCH2)3CNH2 + HCl = (HOCH2)3CNH3{+} + Cl{-} =>
(HOCH2)3CNH2 + HCl = (HOCH2)3CNH3{+} + Cl{-}
Na2SO3 + HCl = NaCl + H2SO3 =>
Na2SO3 + 2 HCl = 2 NaCl + H2SO3
C3H7OH + H{+} + MnO4{-} = H2O + MnO2 + CH3CH2CH2CHO =>
4 C3H7OH + 2 H{+} + 2 MnO4{-} = 5 H2O + 2 MnO2 + 3 CH3CH2CH2CHO
C2H11OH(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H11OH(g) + 9 O2(g) = 4 CO2(g) + 12 H2O(g)
HC2H3O + NaOH = H2O + NaC =>
HC2H3O + 2 NaOH = 3 H2O + 2 NaC
Li2Cr2O7 + Sc4(P2O7)3 = Li4P2O7 + Sc2(Cr2O7)3 =>
6 Li2Cr2O7 + Sc4(P2O7)3 = 3 Li4P2O7 + 2 Sc2(Cr2O7)3
HOCH2COOH + NH3 = HOCH2COOH4N =>
HOCH2COOH + NH3 = HOCH2COOH4N
K + water = KOH + H =>
K + H2O = KOH + H
HOCH2COOH + H2O = H3O + HOCH2COO =>
HOCH2COOH + H2O = H3O + HOCH2COO
CsI + Br2 = CsBr + I2 =>
2 CsI + Br2 = 2 CsBr + I2
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
Ca(s) + F2(g) = CaF2(s) =>
Ca(s) + F2(g) = CaF2(s)
Na2CO3 + SiO2 = Na2SiO3 + CO2 =>
Na2CO3 + SiO2 = Na2SiO3 + CO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CH2Cl2 + NaOH = NaCl + CH2ClOH =>
CH2Cl2 + NaOH = NaCl + CH2ClOH
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
CuS + AgNO3 = Cu(NO3)2 + Ag2S =>
CuS + 2 AgNO3 = Cu(NO3)2 + Ag2S
KHS + KMnO4 + H2SO4 = K2SO4 + H2O + MnSO4 =>
10 KHS + 16 KMnO4 + 19 H2SO4 = 13 K2SO4 + 24 H2O + 16 MnSO4
H2 + Ca(CN)2 + NaAlF4 + FeSO4 + MgSiO3 + KI + H3PO4 + PbCrO4 + BrCl + CF2Cl2 + SO2 = PbBr2 + CrCl3 + MgCO3 + KAl(OH)4 + Fe(SCN)3 + PI3 + Na2SiO3 + CaF2 + H2O =>
88 H2 + 15 Ca(CN)2 + 6 NaAlF4 + 10 FeSO4 + 3 MgSiO3 + 6 KI + 2 H3PO4 + 6 PbCrO4 + 12 BrCl + 3 CF2Cl2 + 20 SO2 = 6 PbBr2 + 6 CrCl3 + 3 MgCO3 + 6 KAl(OH)4 + 10 Fe(SCN)3 + 2 PI3 + 3 Na2SiO3 + 15 CaF2 + 79 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cr2(SO4) + KOH + H2O2 = K2CrO4 + K2SO4 + H2O =>
Cr2(SO4) + 6 KOH + 5 H2O2 = 2 K2CrO4 + K2SO4 + 8 H2O
Si4O2 + Al = Si + AlO2 =>
Si4O2 + Al = 4 Si + AlO2
Mg(NO3)2 + Cr = Cr(NO3) + Mg =>
Mg(NO3)2 + 2 Cr = 2 Cr(NO3) + Mg
Zn + HNO3 = Zn(NO3)2 + N2HNO3 + H2O =>
5 Zn + 13 HNO3 = 5 Zn(NO3)2 + N2HNO3 + 6 H2O
FeSO{4} = Fe{2}O{3} + SO{2} =>
FeSO{4} = Fe{2}O{3} + SO{2}
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
C2H5Cl + O2 = CO + HOCl + H2O =>
2 C2H5Cl + 5 O2 = 4 CO + 2 HOCl + 4 H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
NaClO3(g) = NaCl(s) + O2(s) =>
2 NaClO3(g) = 2 NaCl(s) + 3 O2(s)
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Ca5F(PO4)3 + H2SO4 + H2O = (CaSO4*H2O) + Ca(H2PO4)2*H2O + HF =>
2 Ca5F(PO4)3 + 7 H2SO4 + 10 H2O = 7(CaSO4*H2O) + 3 Ca(H2PO4)2*H2O + 2 HF
Mg(OH)2 + Na2SO4 = MgSO4 + NaOH =>
Mg(OH)2 + Na2SO4 = MgSO4 + 2 NaOH
Al2O3 + SO3 = Al2(SO4)3 =>
Al2O3 + 3 SO3 = Al2(SO4)3
C6H5CH(OH)CH3 + H202 = C6H5COCH3H202 =>
101 C6H5CH(OH)CH3 + 100 H202 = 101 C6H5COCH3H202
NaCl + CaSO4 = CaCl2 + Na2SO4 =>
2 NaCl + CaSO4 = CaCl2 + Na2SO4
N3H4 + O2 = NO2 + H2O =>
N3H4 + 4 O2 = 3 NO2 + 2 H2O
KNCO + (NH4)2SO4 = CO(NH2)2 + K2SO4 =>
2 KNCO + (NH4)2SO4 = 2 CO(NH2)2 + K2SO4
CH3CH2ONa + CH3CH2Cl = CH3CH2OCH2CH3 + NaCl =>
CH3CH2ONa + CH3CH2Cl = CH3CH2OCH2CH3 + NaCl
C11H1 + O2 = CO2 + H2O =>
4 C11H1 + 45 O2 = 44 CO2 + 2 H2O
O2 + He = HeO =>
O2 + 2 He = 2 HeO
SbCl3 + HCl + Na(BrO3) = SbCl5 + NaBr + H2O =>
3 SbCl3 + 6 HCl + Na(BrO3) = 3 SbCl5 + NaBr + 3 H2O
C18H30O2 + H2 = C18H36O2 =>
C18H30O2 + 3 H2 = C18H36O2
Co(NH3)6(OH)2 + HNO2 = (NH4)4Co(NO2)6 + NH4(OH) =>
Co(NH3)6(OH)2 + 6 HNO2 = (NH4)4Co(NO2)6 + 2 NH4(OH)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
lead(iv)oxide = lead(ii)oxide + oxygen =>
2 PbO2 = 2 PbO + O2
Fe2(CO3)3 + HCl = FeCl3 + H2O + CO2 =>
Fe2(CO3)3 + 6 HCl = 2 FeCl3 + 3 H2O + 3 CO2
Ag(NO3) + Cu = Cu(NO3)2 + Ag =>
2 Ag(NO3) + Cu = Cu(NO3)2 + 2 Ag
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