| Équations équilibrées la veille |
SO2 + 3 H2 = H2S + 2 H2O
Ca3(Po4)2 + NaOH = Ca(OH)2 + Na3Po4 =>
Ca3(Po4)2 + 6 NaOH = 3 Ca(OH)2 + 2 Na3Po4
A4 + B2C2 = A2B3 + C2 =>
A4 + 3 B2C2 = 2 A2B3 + 3 C2
SbCl3 + H2S = H2Sb + Cl3S =>
SbCl3 + H2S = H2Sb + Cl3S
CaH2P2O7 + H2O = H3PO4 + CaHPO4 =>
CaH2P2O7 + H2O = H3PO4 + CaHPO4
Na + PbF2 = NaF + Pb2 =>
4 Na + 2 PbF2 = 4 NaF + Pb2
KBr + Ca(CH3COO)2 = K(CH3COO)2 + CaBr =>
KBr + Ca(CH3COO)2 = K(CH3COO)2 + CaBr
Al(s)Zn(NO3)2(aq) = Al(NO3)2(aq)Zn(s) =>
Al(s)Zn(NO3)2(aq) = Al(NO3)2(aq)Zn(s)
CrO3 + H{+} + C13H10O = Cr{3+} + H2O + C13H8O =>
2 CrO3 + 6 H{+} + 3 C13H10O = 2 Cr{3+} + 6 H2O + 3 C13H8O
CuFe = Cu + Fe =>
CuFe = Cu + Fe
KIO3 + HCl + KI = KCl + ICl3 + H2O =>
2 KIO3 + 12 HCl + KI = 3 KCl + 3 ICl3 + 6 H2O
CH3CH2CH2COOH + H2O = CH3CH2CH2COO + H3O =>
CH3CH2CH2COOH + H2O = CH3CH2CH2COO + H3O
Na2O + HCl = NaCl + H2O =>
Na2O + 2 HCl = 2 NaCl + H2O
LiOH + Al(NO3)3 = LiNO3 + Al(OH)3 =>
3 LiOH + Al(NO3)3 = 3 LiNO3 + Al(OH)3
MnSO4 + H2O + Cl2 = MnO2 + MnCl2 + H2SO4 =>
2 MnSO4 + 2 H2O + Cl2 = MnO2 + MnCl2 + 2 H2SO4
(NH4)2SO4 + LiOH + NaOH + C2H5OH = LiNaSO4 + C2H5NH2 + H2O =>
(NH4)2SO4 + LiOH + NaOH + 2 C2H5OH = LiNaSO4 + 2 C2H5NH2 + 4 H2O
HCIO3 + KOH = H2O + KCIO3 =>
HCIO3 + KOH = H2O + KCIO3
N2(g) + O2(g) = NO(g) =>
N2(g) + O2(g) = 2 NO(g)
(CH3)2CHOH + HCl = H2O + CH3CH2Cl =>
2(CH3)2CHOH + 3 HCl = 2 H2O + 3 CH3CH2Cl
Ag(NO3) + K2(CrO4) = Ag(CrO4) + K2(NO3) =>
Ag(NO3) + K2(CrO4) = Ag(CrO4) + K2(NO3)
H2(SO4) + Al(HO)3 = Al2(SO4)3 + H2O =>
3 H2(SO4) + 2 Al(HO)3 = Al2(SO4)3 + 6 H2O
NaH2PO4 + CoBr2 = NaH2PO4CoBr2 =>
NaH2PO4 + CoBr2 = NaH2PO4CoBr2
N7F5 = N + F2 =>
2 N7F5 = 14 N + 5 F2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
C3H8(OH)2 + KMnO4 = H2O + CO2 + MnO2 + K2O =>
C3H8(OH)2 + 6 KMnO4 = 5 H2O + 3 CO2 + 6 MnO2 + 3 K2O
KCl(aq) + (NH4)3PO4(aq) = K3PO4(aq) + NH4Cl(aq) =>
3 KCl(aq) + (NH4)3PO4(aq) = K3PO4(aq) + 3 NH4Cl(aq)
MnO2 + CaCl + H3PO4 = Cl2 + Mn3(PO4)2 + Ca3(PO4)2 + H2O =>
6 MnO2 + 6 CaCl + 8 H3PO4 = 3 Cl2 + 2 Mn3(PO4)2 + 2 Ca3(PO4)2 + 12 H2O
P8 + S = P6S5 =>
3 P8 + 20 S = 4 P6S5
Na2(CO3) + H2O = Na(OH) + CO2 =>
Na2(CO3) + H2O = 2 Na(OH) + CO2
NH2OH(l) + O2(g) = HNO2(aq) + H2O(l) =>
NH2OH(l) + O2(g) = HNO2(aq) + H2O(l)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cr(C2H3O2)2 + K2S = CrS + K(C2H3O2) =>
Cr(C2H3O2)2 + K2S = CrS + 2 K(C2H3O2)
C16H22O + Cl + H2O = HCl + CO =>
C16H22O + 52 Cl + 15 H2O = 52 HCl + 16 CO
V(V) + CH3COCH2COCH3 + H2O2 = [VO(C5H7O2)2] + H2O =>
V(V) + 4 CH3COCH2COCH3 + 4 H2O2 = 2[VO(C5H7O2)2] + 6 H2O
Mg + Bi2O3 = MgO + Bi =>
3 Mg + Bi2O3 = 3 MgO + 2 Bi
(Na)4SiO4 + Cu(NO3)2 = NaNO3 + Cu2SiO4 =>
(Na)4SiO4 + 2 Cu(NO3)2 = 4 NaNO3 + Cu2SiO4
Na2SiO3 + CO2 = Na2CO3 + SiO2 =>
Na2SiO3 + CO2 = Na2CO3 + SiO2
PbF + P2Cl3 = P2F3 + PbCl =>
3 PbF + P2Cl3 = P2F3 + 3 PbCl
Cu(NO3)2 + Na2CO3 = CuCO3 + NaNO3 =>
Cu(NO3)2 + Na2CO3 = CuCO3 + 2 NaNO3
NH3 + BH3 = NH3BH3 =>
NH3 + BH3 = NH3BH3
Al(s) + Zn{2+}(aq) = Al{3+}(aq) + Zn(s) =>
2 Al(s) + 3 Zn{2+}(aq) = 2 Al{3+}(aq) + 3 Zn(s)
Mn(s) + O2(s) = Mn2O3 =>
4 Mn(s) + 3 O2(s) = 2 Mn2O3
H2 + S = H2S =>
H2 + S = H2S
ClF3 + H2O = ClF + HClO3 + HF =>
2 ClF3 + 3 H2O = ClF + HClO3 + 5 HF
KBr + Ce2 = KCe + Br2 =>
2 KBr + Ce2 = 2 KCe + Br2
Ni(NO3)2 + Na2S = Na2(NO3)2 + NiS =>
Ni(NO3)2 + Na2S = Na2(NO3)2 + NiS
Na3MnO4 + NaI + H2O = MnO2 + I2 + NaOH =>
2 Na3MnO4 + 2 NaI + 4 H2O = 2 MnO2 + I2 + 8 NaOH
NaNo2 + HCl = NaCl + HNo2 =>
NaNo2 + HCl = NaCl + HNo2
XeF6 + H2O = XeO3 + HF =>
XeF6 + 3 H2O = XeO3 + 6 HF
KBrO3 + KHSO3 = Br2 + KHSO4 + K2O =>
2 KBrO3 + 5 KHSO3 = Br2 + 5 KHSO4 + K2O
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