| Équations équilibrées la veille |
10 CHF3 + 14 H2O = C3H8 + 30 HF + 7 CO2
Zn + NH4Cl = Zn(NH3)2Cl2 + H2 =>
Zn + 2 NH4Cl = Zn(NH3)2Cl2 + H2
Al(OH)(NO3)2 + N2O5 = Al(NO3)3 + H2O =>
2 Al(OH)(NO3)2 + N2O5 = 2 Al(NO3)3 + H2O
Fe2 + SO4 = FeSO4 =>
Fe2 + 2 SO4 = 2 FeSO4
Sr(C2H3O2)2 + HNO3 = Sr(NO3)2 + C2H4O2 =>
Sr(C2H3O2)2 + 2 HNO3 = Sr(NO3)2 + 2 C2H4O2
NaOH + Al = Al(OH)3 + Na2O + H2 =>
12 NaOH + 2 Al = 2 Al(OH)3 + 6 Na2O + 3 H2
Mg + HNO3 = Mg(NO3) + NH3NO3 + H2O =>
7 Mg + 9 HNO3 = 7 Mg(NO3) + NH3NO3 + 3 H2O
TiCl4 + Mg = MgCl2 + TiClMg =>
2 TiCl4 + 5 Mg = 3 MgCl2 + 2 TiClMg
K2CO3 + NH4(CH3CO2) = K2(CH3CO2) + NH4CO3 =>
K2CO3 + NH4(CH3CO2) = K2(CH3CO2) + NH4CO3
C2H4(OH)2 + K2Cr2O7 + H2SO4 = C2H2O4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H4(OH)2 + 4 K2Cr2O7 + 16 H2SO4 = 3 C2H2O4 + 4 Cr2(SO4)3 + 4 K2SO4 + 22 H2O
C14H12 + HBr + H2O2 = C14H10Br2 + H2O =>
C14H12 + 2 HBr + 2 H2O2 = C14H10Br2 + 4 H2O
C7H8O + KI + KHSO5 = C7H7IO + H2O + K2S2O8 + KOH =>
C7H8O + KI + 2 KHSO5 = C7H7IO + H2O + K2S2O8 + KOH
K + H3PO2 = H2 + K3PO2 =>
6 K + 2 H3PO2 = 3 H2 + 2 K3PO2
H2O + MnO4{-} + Cl{-} = Mn + Cl2 + OH{-} =>
8 H2O + 2 MnO4{-} + 14 Cl{-} = 2 Mn + 7 Cl2 + 16 OH{-}
Sb + H2S = Sb2S5 + H2 =>
2 Sb + 5 H2S = Sb2S5 + 5 H2
Ca(s) + AgNO3 = Ag + Ca(NO3)2 =>
Ca(s) + 2 AgNO3 = 2 Ag + Ca(NO3)2
Zn + NH4Cl = [Zn(NH3)4]Cl2 + HCl + H2 =>
Zn + 4 NH4Cl = [Zn(NH3)4]Cl2 + 2 HCl + H2
NaCl + Pb(NO)3 = PbCl + Na(NO)3 =>
NaCl + Pb(NO)3 = PbCl + Na(NO)3
Na + OH = NaOH =>
Na + OH = NaOH
Zn + NH4Cl = ZnCl2 + NH4 =>
Zn + 2 NH4Cl = ZnCl2 + 2 NH4
CH3CH2Cl + NaOH = CH2CH2 + NaCl + HOH =>
CH3CH2Cl + NaOH = CH2CH2 + NaCl + HOH
MnO2 + KI + H2SO4 = MnSO + I2 + K2SO4 + H2O =>
MnO2 + 8 KI + 5 H2SO4 = MnSO + 4 I2 + 4 K2SO4 + 5 H2O
NaCl + Hg(C2H3O2)2 = Na(C2H3O2)2 + Hg2Cl2 =>
2 NaCl + 2 Hg(C2H3O2)2 = 2 Na(C2H3O2)2 + Hg2Cl2
FeBr2 + MnO2 + H2SO4 = Fe2(SO4)3 + Br2 + MnSO4 + H2O =>
2 FeBr2 + 3 MnO2 + 6 H2SO4 = Fe2(SO4)3 + 2 Br2 + 3 MnSO4 + 6 H2O
NF3 + CH4 = NH3 + CF4 =>
4 NF3 + 3 CH4 = 4 NH3 + 3 CF4
KMnO4 + KI + H2SO4 = MnO2 + I2 + K2SO4 + H2O =>
2 KMnO4 + 6 KI + 4 H2SO4 = 2 MnO2 + 3 I2 + 4 K2SO4 + 4 H2O
Cu + (HNO3) = Cu(NO3)2 + (H2O) + NO2 =>
Cu + 4(HNO3) = Cu(NO3)2 + 2(H2O) + 2 NO2
KBr + (NH4)2SO4 = KSO4 + Br(NH4)2 =>
KBr + (NH4)2SO4 = KSO4 + Br(NH4)2
CaCO3 + H = HCO3 + Ca =>
CaCO3 + H = HCO3 + Ca
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
Hg2 + Cu2 = HgCu =>
Hg2 + Cu2 = 2 HgCu
HCO3 + Cl = HCl + CO3 =>
HCO3 + Cl = HCl + CO3
Co(NO3)2 + H3PO4 + CH4N2O = Co10P6H2O26 + H2O + CO2 + N2 =>
30 Co(NO3)2 + 18 H3PO4 + 50 CH4N2O = 3 Co10P6H2O26 + 124 H2O + 50 CO2 + 80 N2
H = H1 =>
H = H1
KMnO4 + H2SO4 + K2C2O4 = CO2 + KSO4 + K2MnO2 + H2O =>
2 KMnO4 + 4 H2SO4 + 3 K2C2O4 = 6 CO2 + 4 KSO4 + 2 K2MnO2 + 4 H2O
C6H5CHCl2 + KOH = C6H5CHO + KCl + H2O =>
C6H5CHCl2 + 2 KOH = C6H5CHO + 2 KCl + H2O
NH3 + HCHO = H2O + C6H12N4 =>
4 NH3 + 6 HCHO = 6 H2O + C6H12N4
K2Cr2O7 + FeSO4 + H2SO4 = Fe2(SO4)3 + KHSO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 6 FeSO4 + 8 H2SO4 = 3 Fe2(SO4)3 + 2 KHSO4 + Cr2(SO4)3 + 7 H2O
H3BO3 + In(OH)3 = InBO3 + H2O =>
H3BO3 + In(OH)3 = InBO3 + 3 H2O
NaCl + Hg(C2H3O2)2 = Na(C2H3O2)2 + HgCl =>
NaCl + Hg(C2H3O2)2 = Na(C2H3O2)2 + HgCl
HCl + SnO = H2O + SnCl2 =>
2 HCl + SnO = H2O + SnCl2
Cu + NaOH = CuOH + Na =>
Cu + NaOH = CuOH + Na
FeN + KSO4 = KN + FeSO4 =>
FeN + KSO4 = KN + FeSO4
NaOH(aq) + HCI(aq) = NaCI(aq) + H2O(aq) =>
NaOH(aq) + HCI(aq) = NaCI(aq) + H2O(aq)
NaCl + Hg(C2H3O2)2 = Na(C2H3O2) + HgCl2 =>
2 NaCl + Hg(C2H3O2)2 = 2 Na(C2H3O2) + HgCl2
Cl2(g) + NaOH(aq) = NaCl(aq) + NaClO3(aq) + H2O =>
3 Cl2(g) + 6 NaOH(aq) = 5 NaCl(aq) + NaClO3(aq) + 3 H2O
HCl + NOH = ClN + H2O =>
HCl + NOH = ClN + H2O
C3H6 = (C3H6)2 =>
2 C3H6 = (C3H6)2
(NH4)2Cr2O7 = Cr2O3 + N + H2O =>
(NH4)2Cr2O7 = Cr2O3 + 2 N + 4 H2O
C7H16 = C7H + H2 =>
2 C7H16 = 2 C7H + 15 H2
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