Équations équilibrées la veille |
C2H4 + I2 = C2H4I2
S + P = S2P3 =>
2 S + 3 P = S2P3
MgSiO3 + HCl = MgCl2 + SiO2 + H2O =>
MgSiO3 + 2 HCl = MgCl2 + SiO2 + H2O
SO2 + N2O5 = SO3 + NO =>
3 SO2 + N2O5 = 3 SO3 + 2 NO
H{+} + Cr2O7{-2} + Al = Al{+3} + Cr2O3 + H2O =>
8 H{+} + Cr2O7{-2} + 2 Al = 2 Al{+3} + Cr2O3 + 4 H2O
[Ag(NH3)2]Cl + HNO3 = AgCl + N2O + H2O =>
[Ag(NH3)2]Cl + 2 HNO3 = AgCl + 2 N2O + 4 H2O
FeCO3 + HI = FeI2 + H2O + CO2 =>
FeCO3 + 2 HI = FeI2 + H2O + CO2
CuCl2 + SnCl2 = SnCl4 + CuCl =>
2 CuCl2 + SnCl2 = SnCl4 + 2 CuCl
Al(s) + H2SO4(l) = AlSO4(aq) + H2(g) =>
Al(s) + H2SO4(l) = AlSO4(aq) + H2(g)
BPO4 + C3H6N6 + C7H20NO3Cl = BPN + CO2 + H2O + Cl2 =>
234 BPO4 + 34 C3H6N6 + 30 C7H20NO3Cl = 234 BPN + 312 CO2 + 402 H2O + 15 Cl2
NaBH4 + HCl + H2O = B(OH)3 + NaCl + H =>
NaBH4 + HCl + 3 H2O = B(OH)3 + NaCl + 8 H
Al(s) + H2SO4(l) = Al2(SO4)3 + H2 =>
2 Al(s) + 3 H2SO4(l) = Al2(SO4)3 + 3 H2
PbC4H6O4 + K2CrO4 = PbCrO4 + KC2H3O2 =>
PbC4H6O4 + K2CrO4 = PbCrO4 + 2 KC2H3O2
Mg + Rb2P3 = Rb + MgP =>
3 Mg + Rb2P3 = 2 Rb + 3 MgP
Na3PO4 + Na2SO4 = Na3SO4 + Na2PO4 =>
Na3PO4 + Na2SO4 = Na3SO4 + Na2PO4
HOCl + P + H2O = H3PO4 + HCl =>
5 HOCl + 2 P + 3 H2O = 2 H3PO4 + 5 HCl
LiCl + O2 = LiClO2 =>
LiCl + O2 = LiClO2
CO3{-2} + HCl = Cl{-} + H2O + CO2 =>
CO3{-2} + 2 HCl = 2 Cl{-} + H2O + CO2
Fe(s) + CuSO4(aq) = FeSO4(aq) + Cu(s) =>
Fe(s) + CuSO4(aq) = FeSO4(aq) + Cu(s)
(NH)PO + Pb(NO) = Pb(PO) + NHNO =>
(NH)PO + Pb(NO) = Pb(PO) + NHNO
CHCl3 + CuO = CuCl + H2O + CO2 + Cl2 =>
4 CHCl3 + 10 CuO = 10 CuCl + 2 H2O + 4 CO2 + Cl2
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
C3H3(OH)2 + Ca = CaC3H5O2 =>
C3H3(OH)2 + Ca = CaC3H5O2
PtO4{2-} + Be + OH{-} + H2O = BeO3{2-} + Pt(OH)6{2-} =>
2 PtO4{2-} + Be + 2 OH{-} + 5 H2O = BeO3{2-} + 2 Pt(OH)6{2-}
Cu + SnS2 = Cu2S + Sn =>
4 Cu + SnS2 = 2 Cu2S + Sn
AICl3 + Mg = MgCl2 + AI =>
2 AICl3 + 3 Mg = 3 MgCl2 + 2 AI
CoOOH + SO2 + H2SO4 = Co(OH)2 + SO3 =>
2 CoOOH + SO2 + H2SO4 = 2 Co(OH)2 + 2 SO3
AICl3 + Mg = MgCl2 + AI =>
2 AICl3 + 3 Mg = 3 MgCl2 + 2 AI
hydrogen + iodine = HI2 =>
H2 + 2 I2 = 2 HI2
AgNO3 = Ag2O + NO2 + O2 =>
4 AgNO3 = 2 Ag2O + 4 NO2 + O2
AgNO3 = Ag + NO3 =>
AgNO3 = Ag + NO3
K2SO4 + BaF2 = KF + BaSO4 =>
K2SO4 + BaF2 = 2 KF + BaSO4
CaOH2 + FeCl = CaCl + FeOH2 =>
CaOH2 + FeCl = CaCl + FeOH2
H2SO4 = H2 + SO4 =>
H2SO4 = H2 + SO4
C4H9OH(g) + O2(g) = CO2(g) + H2O =>
C4H9OH(g) + 6 O2(g) = 4 CO2(g) + 5 H2O
R2CO3 + H2O = R2O + H2CO3 =>
R2CO3 + H2O = R2O + H2CO3
Sr(OH)2 + CaO = SrO + Ca(OH)2 =>
Sr(OH)2 + CaO = SrO + Ca(OH)2
V{3+} + Cu{2+} = V{5+} + Cu =>
V{3+} + Cu{2+} = V{5+} + Cu
Pb(NO3)2(ac) + NaI(ac) = PbI2 + Na2(NO3)2 =>
Pb(NO3)2(ac) + 2 NaI(ac) = PbI2 + Na2(NO3)2
Pb + HNO3 = Pb(NO3)2 + H2 =>
Pb + 2 HNO3 = Pb(NO3)2 + H2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
NaHS + H2O = H2S + NaOH =>
NaHS + H2O = H2S + NaOH
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
Al2(CrO4)3 + (NH4)2S = (NH4)2CrO4 + Al2S3 =>
Al2(CrO4)3 + 3(NH4)2S = 3(NH4)2CrO4 + Al2S3
N2O3 + KOH = K2O + N(OH)3 =>
N2O3 + 6 KOH = 3 K2O + 2 N(OH)3
Cl2 + Mn{2+} + H2O = Cl{-} + MnO2 + H{+} =>
Cl2 + Mn{2+} + 2 H2O = 2 Cl{-} + MnO2 + 4 H{+}
FeCl3(ac) + KSCN(ac) = K3[Fe(SCN)6](ac) + KCl(ac) =>
FeCl3(ac) + 6 KSCN(ac) = K3[Fe(SCN)6](ac) + 3 KCl(ac)
No + HNO3 = No(NO3)2 + H2 =>
No + 2 HNO3 = No(NO3)2 + H2
NaJ + Cl2 = NaJCl =>
2 NaJ + Cl2 = 2 NaJCl
Ca(OH)2MgCl2 = CaCl2Mg(OH)2 =>
Ca(OH)2MgCl2 = CaCl2Mg(OH)2
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