| Équations équilibrées la veille |
4(NH4)2CrO4 = 8 NH3 + 4 H2O + 2 Cr2O3 + 3 O2
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
C4H11NO3 + HCl = C4H12NO3{+} + Cl{-} =>
C4H11NO3 + HCl = C4H12NO3{+} + Cl{-}
NaNO3 + C12H22O11 = Na2O + N2 + CO + H2O =>
24 NaNO3 + 5 C12H22O11 = 12 Na2O + 12 N2 + 60 CO + 55 H2O
MnF7 + H2O = HMnO4 + HF =>
MnF7 + 4 H2O = HMnO4 + 7 HF
ZnC4H6O4 + Na3PO4 = NaC2H3O2 + Zn3P2O8 =>
3 ZnC4H6O4 + 2 Na3PO4 = 6 NaC2H3O2 + Zn3P2O8
ZnSO3 = ZnO + SO2 =>
ZnSO3 = ZnO + SO2
ICl3 + NaBr = NaCl + IBr3 =>
ICl3 + 3 NaBr = 3 NaCl + IBr3
C2H7N + O2 = CO + H2O + NO2 =>
4 C2H7N + 15 O2 = 8 CO + 14 H2O + 4 NO2
KOH + F2 = KF + O2 + H2O =>
4 KOH + 2 F2 = 4 KF + O2 + 2 H2O
CH4(g) + Br2(g) = CBr4(l) + HBr(g) =>
CH4(g) + 4 Br2(g) = CBr4(l) + 4 HBr(g)
Fe(NO3)3(aq) + KSCN(aq) = Fe(SCN)3(s) + KNO3(aq) =>
Fe(NO3)3(aq) + 3 KSCN(aq) = Fe(SCN)3(s) + 3 KNO3(aq)
Ni(s) + CuCl2(aq) = Cu(s) + NiCl2(aq) =>
Ni(s) + CuCl2(aq) = Cu(s) + NiCl2(aq)
Cu + H2O = CuO + H2 =>
Cu + H2O = CuO + H2
SbH3 + O2 = Sb + H2O =>
4 SbH3 + 3 O2 = 4 Sb + 6 H2O
Ti + Br = TiBr3 =>
Ti + 3 Br = TiBr3
N2O5 + H2S = N2 + H2O + SO2 =>
3 N2O5 + 5 H2S = 3 N2 + 5 H2O + 5 SO2
BH3 + Br2 = BBr3 + H2 =>
2 BH3 + 3 Br2 = 2 BBr3 + 3 H2
N2H4 + H2SO4 = (N2H5)2SO4 =>
2 N2H4 + H2SO4 = (N2H5)2SO4
V2O5 + C = VC + CO =>
V2O5 + 7 C = 2 VC + 5 CO
SnS2 + (NH4)2S2 = (NH4)2SnS4 =>
SnS2 + (NH4)2S2 = (NH4)2SnS4
K2Cr2O7 + H2O = CrO4 + H + K =>
K2Cr2O7 + H2O = 2 CrO4 + 2 H + 2 K
HNO3 + NO2 = HNO2 + NO3 =>
HNO3 + NO2 = HNO2 + NO3
Ca(oh)2 + CuCl2 = CaCl2 + Cu(oh)2 =>
Ca(oh)2 + 2 CuCl2 = 2 CaCl2 + Cu(oh)2
K2S + HOH = KOH + H2S =>
K2S + 2 HOH = 2 KOH + H2S
C8H22N2Si + O2 = CO2 + H2O + N2 + SiO2 =>
2 C8H22N2Si + 29 O2 = 16 CO2 + 22 H2O + 2 N2 + 2 SiO2
CH3(CH2)OH + O2 = H2O + CH3COOH =>
CH3(CH2)OH + O2 = H2O + CH3COOH
Si2H3 + O3 = SiO2 + H2O3 =>
6 Si2H3 + 17 O3 = 12 SiO2 + 9 H2O3
P4(s) + O2(g) = P4O10(s) =>
P4(s) + 5 O2(g) = P4O10(s)
Li2CO3 + CH3COOH = LiCH3COO + H2O + CO2 =>
Li2CO3 + 2 CH3COOH = 2 LiCH3COO + H2O + CO2
CrCl2 + H2O = Cr(OH)2 + HCl =>
CrCl2 + 2 H2O = Cr(OH)2 + 2 HCl
C2H6O + H2O = CO + H2 =>
C2H6O + H2O = 2 CO + 4 H2
Na2Zn(OH)4 + H2SO4 = Na2SO4 + ZnSO4 + H2O =>
Na2Zn(OH)4 + 2 H2SO4 = Na2SO4 + ZnSO4 + 4 H2O
NiS2 + O2 = NiO + SO2 =>
2 NiS2 + 5 O2 = 2 NiO + 4 SO2
CH3COOH + CH3CH2CH2CH2OH = C6H12O2 + H2O =>
CH3COOH + CH3CH2CH2CH2OH = C6H12O2 + H2O
Ag + Ba = Ag2Ba =>
2 Ag + Ba = Ag2Ba
Cr + H2 = CrH6 =>
Cr + 3 H2 = CrH6
H3S + Mg = H2 + MgS =>
2 H3S + 2 Mg = 3 H2 + 2 MgS
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CaI + Cl2 = Cl2I + Ca =>
CaI + Cl2 = Cl2I + Ca
NaCl + AgN = NaClAgN =>
NaCl + AgN = NaClAgN
N2H4 + Ag2O = N2 + Ag + H2O =>
N2H4 + 2 Ag2O = N2 + 4 Ag + 2 H2O
CuSO4(aq) + Zn(NO3)2(aq) = Cu(NO3)2 + ZnSO4 =>
CuSO4(aq) + Zn(NO3)2(aq) = Cu(NO3)2 + ZnSO4
KOH + CO2 = H2O + K2CO3 =>
2 KOH + CO2 = H2O + K2CO3
CuH2O2 = CuO + H2O =>
CuH2O2 = CuO + H2O
Sb2S3 + HCl + HNO3 = HSbCl6 + H2SO4 + NO + H2O =>
3 Sb2S3 + 36 HCl + 28 HNO3 = 6 HSbCl6 + 9 H2SO4 + 28 NO + 20 H2O
KI + H3PO4 = K3PO4 + HI =>
3 KI + H3PO4 = K3PO4 + 3 HI
Ca(OH)2 + KNO3 = Ca(NO3)2 + KOH =>
Ca(OH)2 + 2 KNO3 = Ca(NO3)2 + 2 KOH
C25H22ClP + C15H10O = C22H16 + Cl + P + O =>
5 C25H22ClP + 21 C15H10O = 20 C22H16 + 5 Cl + 5 P + 21 O
KMnO4 + C3H8O3 = K2CO3 + Mn2O3 + CO2 + H2O =>
14 KMnO4 + 4 C3H8O3 = 7 K2CO3 + 7 Mn2O3 + 5 CO2 + 16 H2O
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