Équations équilibrées la veille |
2 NaHCO3 + H2SO4 = 2 H2O + 2 CO2 + Na2SO4
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
P5O10 = P + O2 =>
P5O10 = 5 P + 5 O2
ZnCl2 + MgSO4 = ZnSO4 + MgCl2 =>
ZnCl2 + MgSO4 = ZnSO4 + MgCl2
NaOH(aq) + SrCl2(aq) = Sr(OH)2 + NaCl(aq) =>
2 NaOH(aq) + SrCl2(aq) = Sr(OH)2 + 2 NaCl(aq)
FeC2O4*2H20(s) + O2(g) = Fe2O3(s) + H2O(g) + CO2(g) =>
4 FeC2O4*2H20(s) + 43 O2(g) = 2 Fe2O3(s) + 80 H2O(g) + 8 CO2(g)
Li3PO4 = Li + P4 + O2 =>
4 Li3PO4 = 12 Li + P4 + 8 O2
SrBr2(aq) + (NH4)2CO3(aq) = SrCO3(s) + NH4Br(aq) =>
SrBr2(aq) + (NH4)2CO3(aq) = SrCO3(s) + 2 NH4Br(aq)
H3PO4 + FeBr3 = FePO4 + HBr =>
H3PO4 + FeBr3 = FePO4 + 3 HBr
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
C5H12 + O8 = CO2 + H2O =>
C5H12 + 2 O8 = 5 CO2 + 6 H2O
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
LiNO3 + NaOH = NaNO3 + LiOH =>
LiNO3 + NaOH = NaNO3 + LiOH
Au + H2O = Au(OH)2 + H2 =>
Au + 2 H2O = Au(OH)2 + H2
C7H9N + CH3I + K2CO3 = C10H16NI + KI + KHCO3 =>
C7H9N + 3 CH3I + 2 K2CO3 = C10H16NI + 2 KI + 2 KHCO3
PbCl2 + K2CrO4 = PbCrO4 + K2Cl2 =>
PbCl2 + K2CrO4 = PbCrO4 + K2Cl2
Sn(SO4)2 + Na3PO4 = Na2SO4 + Sn3(PO4)4 =>
3 Sn(SO4)2 + 4 Na3PO4 = 6 Na2SO4 + Sn3(PO4)4
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
KMnO4 + Cl2 = KCl + MnCl2 + ClO =>
2 KMnO4 + 7 Cl2 = 2 KCl + 2 MnCl2 + 8 ClO
C4 + H2 = C3H8 =>
3 C4 + 16 H2 = 4 C3H8
KBr + AlPO4 = K3PO4 + AlBr3 =>
3 KBr + AlPO4 = K3PO4 + AlBr3
I2 + NH3*H2O = I3N + NH4I + H2O =>
3 I2 + 4 NH3*H2O = I3N + 3 NH4I + 4 H2O
CdCO3 = CdO2 + CO =>
CdCO3 = CdO2 + CO
Li + ErCl3 = Er + LiCl =>
3 Li + ErCl3 = Er + 3 LiCl
P + Fe2O3 = P2O4 + Fe =>
6 P + 4 Fe2O3 = 3 P2O4 + 8 Fe
K2CO3(s) + H3PO4(aq) = K3PO4(aq) + H2O(l) + CO2 =>
3 K2CO3(s) + 2 H3PO4(aq) = 2 K3PO4(aq) + 3 H2O(l) + 3 CO2
Fe + CaCO = Ca + Fe(CO) =>
Fe + CaCO = Ca + Fe(CO)
UO2(NO3)2 + NH4OH = (NH4)UO4 + NH4NO3 + H2O =>
8 UO2(NO3)2 + 22 NH4OH = 8(NH4)UO4 + 15 NH4NO3 + 9 H2O
Ti2O3 + CO2 = Ti2(CO3)3 =>
Ti2O3 + 3 CO2 = Ti2(CO3)3
CH3COO + HNO3 = CH3COOH + NO3 =>
CH3COO + HNO3 = CH3COOH + NO3
K + Cu(C2H3O2)2 = KC2H3O2 + Cu2 =>
4 K + 2 Cu(C2H3O2)2 = 4 KC2H3O2 + Cu2
HCHO + K2Cr2O7 + H2O = HCOOH + KOH + Cr(OH)3 =>
3 HCHO + K2Cr2O7 + 4 H2O = 3 HCOOH + 2 KOH + 2 Cr(OH)3
Cu(NO3)2 + Kl = Cu + Kl(NO3)2 =>
Cu(NO3)2 + Kl = Cu + Kl(NO3)2
Pb(NO3)2 + NaHCO3 = PbHCO3 + Na(NO3)2 =>
Pb(NO3)2 + NaHCO3 = PbHCO3 + Na(NO3)2
Na3Po4 + MgBr2 = NaBr + Mg3(Po4)2 =>
2 Na3Po4 + 3 MgBr2 = 6 NaBr + Mg3(Po4)2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Cu(OH)2 + H4P2O7 = Cu2P2O7 + H2O =>
2 Cu(OH)2 + H4P2O7 = Cu2P2O7 + 4 H2O
Mn(NO3)2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + H2O =>
2 Mn(NO3)2 + 5 NaBiO3 + 16 HNO3 = 2 HMnO4 + 5 Bi(NO3)3 + 5 NaNO3 + 7 H2O
K + HOH = KOH + H =>
K + HOH = KOH + H
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CH3CH2CH2OH + O = CH3CH2COH + H2O =>
CH3CH2CH2OH + O = CH3CH2COH + H2O
HClO3(aq) + Ca(OH)2(aq) = Ca(ClO3)2(aq) + H2O(l) =>
2 HClO3(aq) + Ca(OH)2(aq) = Ca(ClO3)2(aq) + 2 H2O(l)
KIO3 + H2SO3 = KHSO3 + H2SO4 + I2 + H2O =>
2 KIO3 + 7 H2SO3 = 2 KHSO3 + 5 H2SO4 + I2 + H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Mg(NO3)2(aq) + SrCl2(aq) = MgCl2(aq) + Sr(NO3)2(aq) =>
Mg(NO3)2(aq) + SrCl2(aq) = MgCl2(aq) + Sr(NO3)2(aq)
NaCl + Fe(OH)3 + HCl = FeCl2 + NaClO + H2O =>
NaCl + 2 Fe(OH)3 + 4 HCl = 2 FeCl2 + NaClO + 5 H2O
NaHCO3(s) + CH3COOH(l) = CH3COONa(s) + H2O(l) + CO2(g) =>
NaHCO3(s) + CH3COOH(l) = CH3COONa(s) + H2O(l) + CO2(g)
K2Cr2O7 + H2SO4 + Na2SO3 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 Na2SO3 = Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 4 H2O
NaH2O = NaOH + H =>
NaH2O = NaOH + H
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