| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Au + 9 H2SeO4 = 2 Au2(SeO4)3 + 3 SeO + 9 H2O
C9H11NO + O2 = CO2 + NO2 + H2O =>
4 C9H11NO + 49 O2 = 36 CO2 + 4 NO2 + 22 H2O
Zn(HCO3)2(s) = ZnCO3(s) + H2O(g) + CO2(g) =>
Zn(HCO3)2(s) = ZnCO3(s) + H2O(g) + CO2(g)
NaBH4 + NH3 + C10H15NO = C10H15N + NaNH2 + H2O + B2H6 =>
2 NaBH4 + 2 NH3 + 2 C10H15NO = 2 C10H15N + 2 NaNH2 + 2 H2O + B2H6
Co + AgC2H3O2 = Co(C2H3O2)3 + Ag =>
Co + 3 AgC2H3O2 = Co(C2H3O2)3 + 3 Ag
C3H5(NO3)3 = N2 + H2O + O2 + CO2 =>
4 C3H5(NO3)3 = 6 N2 + 10 H2O + O2 + 12 CO2
PCl3(s) + Cl(g) = PCl5(s) =>
PCl3(s) + 2 Cl(g) = PCl5(s)
HC2H3O2 + NaHCO3 = CO2 + NaC6H3O2 + H2O =>
3 HC2H3O2 + NaHCO3 = CO2 + NaC6H3O2 + 5 H2O
HCl + K2Cr2O7 + C2H60 = CrCl3 + CO2 + H2O + KCl =>
272 HCl + 34 K2Cr2O7 + 3 C2H60 = 68 CrCl3 + 6 CO2 + 226 H2O + 68 KCl
C2H2O4 + CH3COOH = CH3COOC2HO4 + H2O =>
4 C2H2O4 + 2 CH3COOH = 3 CH3COOC2HO4 + 2 H2O
(NH4)2(SO4) + NaOH = (NH4)OH + SO4Na2 =>
(NH4)2(SO4) + 2 NaOH = 2(NH4)OH + SO4Na2
H2NCH2COOH = C + O2 + N2 + H2 =>
2 H2NCH2COOH = 4 C + 2 O2 + N2 + 5 H2
C2H2Cl2 + HCl = C2H4 + Cl =>
C2H2Cl2 + 2 HCl = C2H4 + 4 Cl
KC + NaCl = NaC + KCl =>
KC + NaCl = NaC + KCl
Fe + HClO4 = Fe(ClO4)3 + Cl2O3 + H2O =>
8 Fe + 30 HClO4 = 8 Fe(ClO4)3 + 3 Cl2O3 + 15 H2O
MgI2 + K2O = MgO + KI =>
MgI2 + K2O = MgO + 2 KI
H3(PO)4 + KOH = H2O + K3(PO)4 =>
H3(PO)4 + 3 KOH = 3 H2O + K3(PO)4
PO4 + CaCl2 = CaPO4 + Cl2 =>
PO4 + CaCl2 = CaPO4 + Cl2
H2SO4 + CuO = CuSO4 + Cu(OH)2 =>
H2SO4 + 2 CuO = CuSO4 + Cu(OH)2
Mg + HCe = MgCe + H2 =>
2 Mg + 2 HCe = 2 MgCe + H2
BeSO4 + AgNO3 = AgSO4 + BeNO3 =>
BeSO4 + AgNO3 = AgSO4 + BeNO3
Cu2 + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu2 + 8 HNO3 = 2 Cu(NO3)2 + 4 NO2 + 4 H2O
CuS + HNO3 + H2O = Cu(OH)2 + S + NO =>
3 CuS + 2 HNO3 + 2 H2O = 3 Cu(OH)2 + 3 S + 2 NO
HCl + K2O = K2Cl2 + H2O =>
2 HCl + K2O = K2Cl2 + H2O
Al2O5 + H2O = Al(OH)5 =>
Al2O5 + 5 H2O = 2 Al(OH)5
CH3COOH + (CH3)2CH2NH2 = CH3CH2COCH3 + NH3 + H2O =>
5 CH3COOH + 6(CH3)2CH2NH2 = 7 CH3CH2COCH3 + 6 NH3 + 3 H2O
Al + SnCl4 = Sn + AlCl =>
4 Al + SnCl4 = Sn + 4 AlCl
MgCl + NaOH = Mg(OH) + NaCl =>
MgCl + NaOH = Mg(OH) + NaCl
Cr(NO3)3 = O2 + Cr + NO =>
Cr(NO3)3 = 3 O2 + Cr + 3 NO
K + CuBr2 = KBr + Cu =>
2 K + CuBr2 = 2 KBr + Cu
Fe + K3[Fe(CN)6] = Fe[Fe(CN)6]2 + K =>
Fe + 2 K3[Fe(CN)6] = Fe[Fe(CN)6]2 + 6 K
P4S3 + NaNO3 + HCl + H2O = H3PO4 + Na2SO4 + NO + NaCl =>
3 P4S3 + 38 NaNO3 + 20 HCl + 8 H2O = 12 H3PO4 + 9 Na2SO4 + 38 NO + 20 NaCl
KI(s) + H2SO4(aq) = K2SO4 + I2 + H2S + H2O =>
8 KI(s) + 5 H2SO4(aq) = 4 K2SO4 + 4 I2 + H2S + 4 H2O
Na2CO3 + HCl = CO2 + NaCl + H2O =>
Na2CO3 + 2 HCl = CO2 + 2 NaCl + H2O
(NH4)3N + HNO3 = (HNO3)3N + NH4 =>
(NH4)3N + 3 HNO3 = (HNO3)3N + 3 NH4
MnO4({-}) + S2O3({-}2) + H2O = MnO2 + SO4({-}2) + OH({-}) =>
3 MnO4({-}) + S2O3({-}2) + H2O = 3 MnO2 + 2 SO4({-}2) + 2 OH({-})
C2H204 + KMnO4 + HCl = CO2 + MnCl2 + KCl + H2O =>
5 C2H204 + 212 KMnO4 + 636 HCl = 10 CO2 + 212 MnCl2 + 212 KCl + 828 H2O
F + NH4I = NH4F + I =>
F + NH4I = NH4F + I
PH3 = P3 + H =>
3 PH3 = P3 + 9 H
HCl2 + Al4O3 = AlCl3 + H2O =>
6 HCl2 + Al4O3 = 4 AlCl3 + 3 H2O
SnCl2*2H20 + Na2CO3 + HCl = Sn(OH)2 + NaCl + CO2 + H2 =>
SnCl2*2H20 + 2 Na2CO3 + 2 HCl = Sn(OH)2 + 4 NaCl + 2 CO2 + 20 H2
Al(NO3)3 + Mg = Mg(NO3) + Al3 =>
3 Al(NO3)3 + 9 Mg = 9 Mg(NO3) + Al3
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
Fl + HCl = H2 + FlCl3 =>
2 Fl + 6 HCl = 3 H2 + 2 FlCl3
HClO4(aq) + K2CO3(aq) = H2CO3(g) + KClO4 =>
2 HClO4(aq) + K2CO3(aq) = H2CO3(g) + 2 KClO4
Na2S*9H2O + HCl = H2S + NaCl + H2O =>
Na2S*9H2O + 2 HCl = H2S + 2 NaCl + 9 H2O
C4H4 + HCl = C4H5Cl =>
C4H4 + HCl = C4H5Cl
H3SbO4 + NaOH = NaH2SbO4 + H2O =>
H3SbO4 + NaOH = NaH2SbO4 + H2O
C12H22 + O2 = C2O3 + H2O =>
2 C12H22 + 29 O2 = 12 C2O3 + 22 H2O
P2O5 + K2O + H2O = KH2PO4 =>
P2O5 + K2O + 2 H2O = 2 KH2PO4
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