| Équations équilibrées la veille |
CuO2 + 2 H2O = Cu(OH)4
Sn + K2O2H2 = K2SnO2 + H2 =>
Sn + K2O2H2 = K2SnO2 + H2
H2CO3(heat) = CO3 + H2 =>
H2CO3(heat) = CO3 + H2
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
C6H12 + HCl = CCl + H =>
C6H12 + 6 HCl = 6 CCl + 18 H
Cu = Cu{2+} + e =>
Cu = Cu{2+} + 2e
HN3 + IO3{-} = NO2 + I{-} + H2O =>
6 HN3 + 13 IO3{-} = 18 NO2 + 13 I{-} + 3 H2O
Ni + (CO3)3 = Ni2C3 + O3 =>
2 Ni + (CO3)3 = Ni2C3 + 3 O3
MnO2 + KClO3 + NaOH = Na2MnO4 + H2O + KCl =>
3 MnO2 + KClO3 + 6 NaOH = 3 Na2MnO4 + 3 H2O + KCl
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
HCOONa + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CO2 + H2O + Na2SO4 =>
6 HCOONa + 2 K2Cr2O7 + 11 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 6 CO2 + 14 H2O + 3 Na2SO4
H2CO3 + Al(OH)3 = Al(HCO3)3 + H2O =>
3 H2CO3 + Al(OH)3 = Al(HCO3)3 + 3 H2O
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
N2H3(l) = N2(g) + H2(g) =>
2 N2H3(l) = 2 N2(g) + 3 H2(g)
Ag2O(s) + Zn(s) = Ag(s) + ZnO(s) =>
Ag2O(s) + Zn(s) = 2 Ag(s) + ZnO(s)
C4H10O2 + K2Cr2O7 + H2SO4 = C4H6O2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C4H10O2 + 2 K2Cr2O7 + 8 H2SO4 = 3 C4H6O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 14 H2O
MgSO4H2O = Mg + S + O + H2O =>
MgSO4H2O = Mg + S + 4 O + H2O
Ba(NO3)2 + Ce(NO3)3*6H2O + N2H4*H2O = BaCeO3 + N2 + H2O =>
2 Ba(NO3)2 + 2 Ce(NO3)3*6H2O + 12 N2H4*H2O = 2 BaCeO3 + 17 N2 + 48 H2O
Mg3N2 + H2SO4(aq) = MgSO4(aq) + (NH4)2SO4(aq) =>
Mg3N2 + 4 H2SO4(aq) = 3 MgSO4(aq) + (NH4)2SO4(aq)
Fe2O3(g) + CO(g) = CO2(g) + Fe(g) =>
Fe2O3(g) + 3 CO(g) = 3 CO2(g) + 2 Fe(g)
ZnCl2 + H2CO3 = ZnCO3 + HCl =>
ZnCl2 + H2CO3 = ZnCO3 + 2 HCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
X + KOH + H2O = H2 + KX(OH)4 =>
2 X + 2 KOH + 6 H2O = 3 H2 + 2 KX(OH)4
C10H16O + O2 = H2O + CO2 =>
2 C10H16O + 27 O2 = 16 H2O + 20 CO2
BaO2 + H2SO4 = BaSO4 + H2O2 =>
BaO2 + H2SO4 = BaSO4 + H2O2
KOH + SO2 = K2SO3 + H2O =>
2 KOH + SO2 = K2SO3 + H2O
Na3N + Cl2 = Na + ClN =>
2 Na3N + Cl2 = 6 Na + 2 ClN
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
KCLO3(aq) = KCL(aq) + O2(q) =>
2 KCLO3(aq) = 2 KCL(aq) + 3 O2(q)
Si4H10(l) + O2(g) = SiO2(g) + H20(l) =>
2 Si4H10(l) + 8 O2(g) = 8 SiO2(g) + H20(l)
C2H4O + C2H6O = C4H6 + H2O =>
C2H4O + C2H6O = C4H6 + 2 H2O
Pt(NO3)2(aq) + LiOH(aq) = PtOH(s) + Li(NO3)2(aq) =>
Pt(NO3)2(aq) + LiOH(aq) = PtOH(s) + Li(NO3)2(aq)
C6H5CH2CH3 + KMnO4 + H2SO4 = C6H5COOH + MnSO3 + K2SO4 + H2O =>
49 C6H5CH2CH3 + 54 KMnO4 + 81 H2SO4 = 56 C6H5COOH + 54 MnSO3 + 27 K2SO4 + 158 H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
C + SO3 = CS2 + CO2 =>
4 C + 2 SO3 = CS2 + 3 CO2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NaOH + (CH3COO)2Zn = (CH3COO)Na + Zn(OH)2 =>
2 NaOH + (CH3COO)2Zn = 2(CH3COO)Na + Zn(OH)2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Zn(s) + HCl(ag) = H2(g) + ZnCl2(aq) =>
Zn(s) + 2 HCl(ag) = H2(g) + ZnCl2(aq)
Cu2O + C = Cu + CO2 =>
2 Cu2O + C = 4 Cu + CO2
K2Cr2O7 + H2O2 + NaOH = Na3[Cr(OH)6] + K3[Cr(OH)6] + O2 =>
6 K2Cr2O7 + 24 H2O2 + 24 NaOH = 8 Na3[Cr(OH)6] + 4 K3[Cr(OH)6] + 21 O2
MnO2 + Sn(OH)4 = Mn(OH)2 + Sn(O2)2 =>
2 MnO2 + Sn(OH)4 = 2 Mn(OH)2 + Sn(O2)2
BiOH + Sn(OH)4 = Bi + Sn(OH)6 =>
2 BiOH + Sn(OH)4 = 2 Bi + Sn(OH)6
Cr2O7{-2} + Br2 + H{+} = Cr{+3} + BrO3{-} + H2O =>
5 Cr2O7{-2} + 3 Br2 + 34 H{+} = 10 Cr{+3} + 6 BrO3{-} + 17 H2O
CF4 + H2O = HF + C(OH)4 =>
CF4 + 4 H2O = 4 HF + C(OH)4
MnO2 + Sn(OH)4 = Mn(OH)2 + Sn(O2)2 =>
2 MnO2 + Sn(OH)4 = 2 Mn(OH)2 + Sn(O2)2
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Équations équilibrées sur01/27/25
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