| Équations équilibrées la veille |
2 Ga + 3 Br2 = 2 GaBr3
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
SO2 + H2S = S + H2O =>
SO2 + 2 H2S = 3 S + 2 H2O
PbCO3*Pb(OH)2 + SO2 = CO2 + H2O + PbSO3 =>
PbCO3*Pb(OH)2 + 2 SO2 = CO2 + H2O + 2 PbSO3
P4(s) + Cl2(g) = PCl3(l) =>
P4(s) + 6 Cl2(g) = 4 PCl3(l)
Cr2O72 + H = Cr2O3 + H2O =>
Cr2O72 + 138 H = Cr2O3 + 69 H2O
Fe2P + FeS2 = Fe2S3 + P4S10 =>
4 Fe2P + 44 FeS2 = 26 Fe2S3 + P4S10
H + OH = H2O =>
H + OH = H2O
(NH4)2SO3 + HNO3 = NO2 + SO2 + H2O =>
(NH4)2SO3 + 14 HNO3 = 16 NO2 + SO2 + 11 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al(s) + Pb(No3)2(aq) = Al(No3)3(aq) + Pb(s) =>
2 Al(s) + 3 Pb(No3)2(aq) = 2 Al(No3)3(aq) + 3 Pb(s)
BeCO3 = BeO + CO2 =>
BeCO3 = BeO + CO2
K2Cr2O7 + H2SO4 + Na2SO3 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 Na2SO3 = Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 4 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
C4H6 + HCl = C4H6Cl2 + H2 =>
C4H6 + 2 HCl = C4H6Cl2 + H2
Hg2CrO4 = Hg + O2 + Cr2O3 =>
4 Hg2CrO4 = 8 Hg + 5 O2 + 2 Cr2O3
NH3 + F = NH4F + N =>
4 NH3 + 3 F = 3 NH4F + N
CH3CH2CH2Br + KOH = KBr + H2O + CH2 = CH{-}CH3 =>
CH3CH2CH2Br + KOH = KBr + H2O + 3 CH2
CH3CH2CH2COOH + CaO = CH3CH2CH2COOCaO + H2 =>
2 CH3CH2CH2COOH + 2 CaO = 2 CH3CH2CH2COOCaO + H2
HCl2 + KMnO4 = Cl2 + MnCl2 + KCl + H2O =>
16 HCl2 + 2 KMnO4 = 13 Cl2 + 2 MnCl2 + 2 KCl + 8 H2O
Zn(ClO3)2 + Mn2(SeO3)5 = Mn(ClO3)5 + ZnSeO3 =>
5 Zn(ClO3)2 + Mn2(SeO3)5 = 2 Mn(ClO3)5 + 5 ZnSeO3
C10H20O2 + O2 = CO2 + H2 =>
C10H20O2 + 9 O2 = 10 CO2 + 10 H2
Fe(aq) + K4[Fe(CN)6](aq) = Fe4[Fe(CN)6]3(s) + K(aq) =>
4 Fe(aq) + 3 K4[Fe(CN)6](aq) = Fe4[Fe(CN)6]3(s) + 12 K(aq)
Mg + CO = MgO + C =>
Mg + CO = MgO + C
F + NaCl = NaF2 + Cl2 =>
4 F + 2 NaCl = 2 NaF2 + Cl2
Zn2Fe4(OH)12SO4 = Zn2Fe4O(OH)12 + SO2 + O2 =>
2 Zn2Fe4(OH)12SO4 = 2 Zn2Fe4O(OH)12 + 2 SO2 + O2
Fe2O3 + Cl2O7 = Fe(ClO5) =>
Fe2O3 + Cl2O7 = 2 Fe(ClO5)
SeO3H + Al(OH)3 = AlOH3 + SeO3 + H2O =>
4 SeO3H + Al(OH)3 = AlOH3 + 4 SeO3 + 2 H2O
NH4OH(aq) + BaCl2(aq) = Ba(OH)2 + NH4Cl =>
2 NH4OH(aq) + BaCl2(aq) = Ba(OH)2 + 2 NH4Cl
CH3OOH + Mg(OH)2 = H2O + Mg(CH3COO)2 =>
4 CH3OOH + Mg(OH)2 = 6 H2O + Mg(CH3COO)2
NaOH + (NH4)6Mo6O21 = Na2MoO4 + NH3 + H2O =>
12 NaOH + (NH4)6Mo6O21 = 6 Na2MoO4 + 6 NH3 + 9 H2O
LiOH + H3PO4 = H2O + Li3PO4 =>
3 LiOH + H3PO4 = 3 H2O + Li3PO4
ZnSiO3 = ZnO + SiO2 =>
ZnSiO3 = ZnO + SiO2
CH4 + H2S + O2 = CH3SH + H2O =>
2 CH4 + 2 H2S + O2 = 2 CH3SH + 2 H2O
P2O5 + HNO3 = HPO3 + N2O5 =>
P2O5 + 2 HNO3 = 2 HPO3 + N2O5
CrO3 + NaOH + H2O = Na6[Cr(OH)12] =>
CrO3 + 6 NaOH + 3 H2O = Na6[Cr(OH)12]
Zn + H{+} + VO2{+} = V{2+} + H2O + Zn{2+} =>
3 Zn + 8 H{+} + 2 VO2{+} = 2 V{2+} + 4 H2O + 3 Zn{2+}
KClO4 = KClO + O2 =>
2 KClO4 = 2 KClO + 3 O2
H + AgNO3 = HNO3 + Ag =>
H + AgNO3 = HNO3 + Ag
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Br2(l) + KI(aq) = KBr(aq) + I2(s) =>
Br2(l) + 2 KI(aq) = 2 KBr(aq) + I2(s)
CuSO4(aq) + Na2S(aq) = CuS + Na2SO4 =>
CuSO4(aq) + Na2S(aq) = CuS + Na2SO4
K3PO4(aq) + MgCl2(aq) = Mg3(PO4)2(s) + KCl(aq) =>
2 K3PO4(aq) + 3 MgCl2(aq) = Mg3(PO4)2(s) + 6 KCl(aq)
Ca(OH)2 + H3N = Ca3N2 + H2O =>
3 Ca(OH)2 + 2 H3N = Ca3N2 + 6 H2O
CH3CHCOOH + HCl = CH3CHCOCl + H2O =>
CH3CHCOOH + HCl = CH3CHCOCl + H2O
ZnO + TiO2 + Co2O3 = ZnCoTiO4 + O2 =>
4 ZnO + 4 TiO2 + 2 Co2O3 = 4 ZnCoTiO4 + O2
HNO2 + CuS = NO + Cu(NO3)2 + H2O + S =>
8 HNO2 + CuS = 6 NO + Cu(NO3)2 + 4 H2O + S
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Équations équilibrées sur01/04/25
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