| Équations équilibrées la veille |
CoN = Co + N
C6H6 + O = CO + H2O =>
C6H6 + 9 O = 6 CO + 3 H2O
Fe(OH)2 + ZnO = FeO + Zn(OH)2 =>
Fe(OH)2 + ZnO = FeO + Zn(OH)2
NaHCO3(s) + HC2H3O2(l) = NaC2H3O2 + H2CO3 =>
NaHCO3(s) + HC2H3O2(l) = NaC2H3O2 + H2CO3
SO2 + K2Cr2O7 = Cr2(SO4)3 + K2SO3 =>
4 SO2 + K2Cr2O7 = Cr2(SO4)3 + K2SO3
SI + KOH + H2O = K2SIO3 + H2 =>
SI + 2 KOH + H2O = K2SIO3 + 2 H2
Na(ClO3) = NaCl + O =>
Na(ClO3) = NaCl + 3 O
NaCl + H2SO4 + O2 = Na2SO4 + H2O + Cl =>
4 NaCl + 2 H2SO4 + O2 = 2 Na2SO4 + 2 H2O + 4 Cl
H2S + HCIO = H2SO4 + HCI =>
H2S + 4 HCIO = H2SO4 + 4 HCI
KAl(SO4)2 + NaOH = Al(OH)3 + K2SO4 + Na2SO4 =>
2 KAl(SO4)2 + 6 NaOH = 2 Al(OH)3 + K2SO4 + 3 Na2SO4
Mg + CaSO4 = Mg(SO4)3 + Ca =>
Mg + 3 CaSO4 = Mg(SO4)3 + 3 Ca
CoCl2 + Na2CO3 + H2O = (CoOH)2CO3 + NaCl + CO2 =>
2 CoCl2 + 2 Na2CO3 + H2O = (CoOH)2CO3 + 4 NaCl + CO2
S + N2 = SN =>
2 S + N2 = 2 SN
BCl3 + NF3 = NCl3 + BF3 =>
BCl3 + NF3 = NCl3 + BF3
Pb(NO3)2 + K2Cr2O7 = Pb(Cr2O7) + KNO3 =>
Pb(NO3)2 + K2Cr2O7 = Pb(Cr2O7) + 2 KNO3
Fe2O3 + Ca3(PO4)2 = Fe(PO4) + CaO =>
Fe2O3 + Ca3(PO4)2 = 2 Fe(PO4) + 3 CaO
SrCrO4 + HC2H3O2 = Sr{2+} + Cr2O7{2-} + C2H3O2{-} + H2O =>
2 SrCrO4 + 2 HC2H3O2 = 2 Sr{2+} + Cr2O7{2-} + 2 C2H3O2{-} + H2O
NaHCO3(s) = Na2CO3(s)*H2OCO2 =>
2 NaHCO3(s) = Na2CO3(s)*H2OCO2
ZrO(NO3)2(aq) + NaOH(aq) = ZrO(OH)2 + NaNO3 =>
ZrO(NO3)2(aq) + 2 NaOH(aq) = ZrO(OH)2 + 2 NaNO3
KBr + BaI2 = KI + BaBr2 =>
2 KBr + BaI2 = 2 KI + BaBr2
Mn(oh)2 + Cl2 + KOH = MnO2 + KCl + H2O =>
Mn(oh)2 + 4 Cl2 + 8 KOH = 2 MnO2 + 8 KCl + 4 H2O
NH3ClO4 + Al = Al2O3 + N2 + HCl + H2O =>
2 NH3ClO4 + 4 Al = 2 Al2O3 + N2 + 2 HCl + 2 H2O
Cu + PbSO4 = Cu2SO4 + Pb =>
2 Cu + PbSO4 = Cu2SO4 + Pb
Ga + HNO3 = Ga(NO3)3 + N2O + H2O =>
8 Ga + 30 HNO3 = 8 Ga(NO3)3 + 3 N2O + 15 H2O
C2H6(g) + O2 = CO2 + H2O =>
2 C2H6(g) + 7 O2 = 4 CO2 + 6 H2O
PH3 + NO2 = P4H10 + H2O + N2 =>
16 PH3 + 2 NO2 = 4 P4H10 + 4 H2O + N2
Au + H2O = Au(OH) + H2 =>
2 Au + 2 H2O = 2 Au(OH) + H2
Mg(OH)2 + NaOH = Na2MgO2 + H2O =>
Mg(OH)2 + 2 NaOH = Na2MgO2 + 2 H2O
CH2CHCH3 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
3 CH2CHCH3 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 CH3CH(OH)CH2(OH) + 2 KOH
ZnSO4 + CuSO4 = CuZn + SO4 =>
ZnSO4 + CuSO4 = CuZn + 2 SO4
Ag + KCN + H2O2 = K[Ag(CN)2] + KOH =>
2 Ag + 4 KCN + H2O2 = 2 K[Ag(CN)2] + 2 KOH
C2H4N4O2 = CO + N2 + NH3 =>
3 C2H4N4O2 = 6 CO + 4 N2 + 4 NH3
MgF + HCl = MgCl + HF =>
MgF + HCl = MgCl + HF
NH4Cl(aq) + KOH(aq) = NH4OH(aq) + KCl(aq) =>
NH4Cl(aq) + KOH(aq) = NH4OH(aq) + KCl(aq)
CuBr + HNO3 = Cu(NO3)2 + HBr + NO2 + H2O =>
CuBr + 3 HNO3 = Cu(NO3)2 + HBr + NO2 + H2O
C6H6 + H2SO4 = C6H4(SO3H)2 + H2O =>
C6H6 + 2 H2SO4 = C6H4(SO3H)2 + 2 H2O
HNO3 + P2O3 = N2O3 + HPO3 =>
2 HNO3 + P2O3 = N2O3 + 2 HPO3
FeCl3 + K2C2O4 + H2O = K3[Fe(C2O4)3]*3H2O + KCl =>
FeCl3 + 3 K2C2O4 + 3 H2O = K3[Fe(C2O4)3]*3H2O + 3 KCl
SB2S5 + HNO3 + H2O = H3SBO4 + H2SO4 + NO =>
3 SB2S5 + 34 HNO3 + 4 H2O = 6 H3SBO4 + 12 H2SO4 + 34 NO
NaOH(aq) + CuSO4 = Na2SO4(aq) + Cu(OH)2(s) =>
2 NaOH(aq) + CuSO4 = Na2SO4(aq) + Cu(OH)2(s)
Cu + SO2 = Cu2S + CuO =>
4 Cu + SO2 = Cu2S + 2 CuO
Ca5(PO4)3F + SiO2 + C = CaSiO3 + CaF2 + CO2 + P4 =>
4 Ca5(PO4)3F + 18 SiO2 + 15 C = 18 CaSiO3 + 2 CaF2 + 15 CO2 + 3 P4
Na2S2O8 + H2O = NaHSO4 + H2O2 =>
Na2S2O8 + 2 H2O = 2 NaHSO4 + H2O2
N2H4 + H2SO4 = N2H6SO4 =>
N2H4 + H2SO4 = N2H6SO4
CuCl = Cu + Cl =>
CuCl = Cu + Cl
NaI + Al(NO3)3 = AlI + Na(NO3)3 =>
NaI + Al(NO3)3 = AlI + Na(NO3)3
CuSO4(s) = Cu(aq) + SO4(aq) =>
CuSO4(s) = Cu(aq) + SO4(aq)
C6H10 + H2SO4 = C6H11(HSO4) =>
C6H10 + H2SO4 = C6H11(HSO4)
Mg3P2 + K2Cr2O7 + HCl = Mg3(PO4)2 + CrCl3 + KCl + H2O =>
3 Mg3P2 + 8 K2Cr2O7 + 64 HCl = 3 Mg3(PO4)2 + 16 CrCl3 + 16 KCl + 32 H2O
Cu + SO2 = Cu2S + CuO =>
4 Cu + SO2 = Cu2S + 2 CuO
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Équations équilibrées sur10/23/24
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