| Équations équilibrées la veille | Équations équilibrées le lendemain |
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na2CrO4(aq) + Sn(CH3CO2)2 = SnCrO4(s) + C2H3NaO2(aq) =>
Na2CrO4(aq) + Sn(CH3CO2)2 = SnCrO4(s) + 2 C2H3NaO2(aq)
H2O2 + K2Cr2O7 + KOH = K3Cr(OH)6 + O2 =>
8 H2O2 + 2 K2Cr2O7 + 8 KOH = 4 K3Cr(OH)6 + 7 O2
C7H8 + NO3 + H2O = CO2 + NH4 =>
5 C7H8 + 18 NO3 + 16 H2O = 35 CO2 + 18 NH4
Na2S2O3 + KClO3 + NaOH = Na2SO4 + KCl + H2O =>
3 Na2S2O3 + 4 KClO3 + 6 NaOH = 6 Na2SO4 + 4 KCl + 3 H2O
KHSO5 + NaCl = NaOCl + KHSO4 =>
KHSO5 + NaCl = NaOCl + KHSO4
Ni(NO3)2 + KSCN = NiSCN + K(NO3)2 =>
Ni(NO3)2 + KSCN = NiSCN + K(NO3)2
Al2(CO3)3 + (NH4)F = AlF3 + (NH4)2(CO3) =>
Al2(CO3)3 + 6(NH4)F = 2 AlF3 + 3(NH4)2(CO3)
NaHCO3 + Cl2 + H2 = CO2 + H2O + NaCl =>
2 NaHCO3 + Cl2 + H2 = 2 CO2 + 2 H2O + 2 NaCl
CaCo + LiBr = CaBr + LiCo =>
CaCo + LiBr = CaBr + LiCo
Al + HCOOH = Al(COOH) + H =>
Al + HCOOH = Al(COOH) + H
C13H10 + O2 = C13H10O =>
2 C13H10 + O2 = 2 C13H10O
P + Au = AuP =>
P + Au = AuP
KOH + H2O + Si = K2SiO3 + H2 =>
2 KOH + H2O + Si = K2SiO3 + 2 H2
H2SO4 + Fe + S = FeSO4 + H2S =>
H2SO4 + Fe + S = FeSO4 + H2S
CH3COOH + NH4NO3 = CH3COONH4 + HNO3 =>
CH3COOH + NH4NO3 = CH3COONH4 + HNO3
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
Zn2(OH)2CO3 + CuCO3 = Cu2(OH)2CO3 + ZnCO3 =>
Zn2(OH)2CO3 + 2 CuCO3 = Cu2(OH)2CO3 + 2 ZnCO3
IrCl(CO)[PPH3]2 + O2 = [O2IrCl(CO)(PPH3)2] =>
IrCl(CO)[PPH3]2 + O2 = [O2IrCl(CO)(PPH3)2]
MnO2 + FeSO4 + H{+} = Mn{2+} + Fe{3+} + H2O + SO4{2-} =>
MnO2 + 2 FeSO4 + 4 H{+} = Mn{2+} + 2 Fe{3+} + 2 H2O + 2 SO4{2-}
K2(HPO4)2 + H3PO4 = K(H2PO4)2 =>
K2(HPO4)2 + 2 H3PO4 = 2 K(H2PO4)2
A + B = AB =>
A + B = AB
BeF2 + Mg = MgBeF2 =>
BeF2 + Mg = MgBeF2
Cu + O2 + CO2 + H2O = Cu2(OH)2CO2 =>
4 Cu + O2 + 2 CO2 + 2 H2O = 2 Cu2(OH)2CO2
V + O2 + NaOH = Na2V4O9 + H2O =>
4 V + 4 O2 + 2 NaOH = Na2V4O9 + H2O
C23H119 + O20 = C10O10 + H20O10 =>
40 C23H119 + 165 O20 = 92 C10O10 + 238 H20O10
KNo3 + H2O = HNo3 + KOH =>
KNo3 + H2O = HNo3 + KOH
HCl(aq) + KBr(aq) = HB(aq)r + KCl(aq) =>
HCl(aq) + KBr(aq) = HB(aq)r + KCl(aq)
HBr + NaMnO4 = Br + NaBr + H2O + MnBr =>
8 HBr + NaMnO4 = 6 Br + NaBr + 4 H2O + MnBr
VCl2 + VCl4 = VCl3 =>
VCl2 + VCl4 = 2 VCl3
water + chlorine = hypochlorousacid + hydrochloricacid =>
H2O + Cl2 = HClO + HCl
ZnS + H2O2 + HCl = ZnCl2 + H2SO4 + H2 =>
ZnS + 2 H2O2 + 2 HCl = ZnCl2 + H2SO4 + 2 H2
Cu(OH)2 + Na2O = NaOH + CuO =>
Cu(OH)2 + Na2O = 2 NaOH + CuO
MnO2 + RbNO3 = Mn(NO3)4 + Rb2O =>
MnO2 + 4 RbNO3 = Mn(NO3)4 + 2 Rb2O
HClO + RbOH = RbClO + H2O =>
HClO + RbOH = RbClO + H2O
Fe(NO3)3 + NH4OH = Fe(OH)3 + HNO3 + NH3 =>
Fe(NO3)3 + 3 NH4OH = Fe(OH)3 + 3 HNO3 + 3 NH3
KOH + Mg3N2 = K3N + Mg(OH)2 =>
6 KOH + Mg3N2 = 2 K3N + 3 Mg(OH)2
C6H5OH + Na = C6H5ONa + H1 =>
C6H5OH + Na = C6H5ONa + H1
CO2 + H2S = H2C2O4 + S =>
2 CO2 + H2S = H2C2O4 + S
NaBH4 + (C6H5)2CO = (C6H5)2CHOH + NaBH2 =>
NaBH4 + (C6H5)2CO = (C6H5)2CHOH + NaBH2
MnSO4 + KBiO3 + H2SO4 = KMnO4 + Bi2(SO4)3 + K2SO4 + H2O =>
4 MnSO4 + 10 KBiO3 + 14 H2SO4 = 4 KMnO4 + 5 Bi2(SO4)3 + 3 K2SO4 + 14 H2O
SnO2 + Na2CO3 + S = Na2SnS3 + CO2 + SO2 =>
2 SnO2 + 2 Na2CO3 + 9 S = 2 Na2SnS3 + 2 CO2 + 3 SO2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
SiO2 + XCl = X2SiCl2 + O =>
SiO2 + 2 XCl = X2SiCl2 + 2 O
AgCl + NH3 = Ag(NH3) + Cl5 =>
5 AgCl + 5 NH3 = 5 Ag(NH3) + Cl5
Ammoniumdichromate = chromium(iii)oxide + nitrogen + water =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Ca(OH)2(aq) + CuSO4(aq) = Cu(OH)2 + CaSO4 =>
Ca(OH)2(aq) + CuSO4(aq) = Cu(OH)2 + CaSO4
H2O2 + I2 = I2O + H2 =>
H2O2 + 2 I2 = 2 I2O + H2
Mn(OH)2 + KBrO2 = MnO2 + KBr + H2O =>
2 Mn(OH)2 + KBrO2 = 2 MnO2 + KBr + 2 H2O
P4 + HNO3(conc) = H3PO4 + NO2 + H2O =>
P4 + 20 HNO3(conc) = 4 H3PO4 + 20 NO2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/20/25
Équations équilibrées sur03/22/24
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