Équations équilibrées la veille |
TiO2(s) + 2 H2(g) = Ti(s) + 2 H2O(g)
H3PO4 + Sn(OH)4 = Sn3(PO4)4 + H2O =>
4 H3PO4 + 3 Sn(OH)4 = Sn3(PO4)4 + 12 H2O
Mg3(PO4)2 = MgO + P4O5 + O2 =>
4 Mg3(PO4)2 = 12 MgO + 2 P4O5 + 5 O2
CH3CH(Cl)COOH + PCl5 = CH3COCl + HCl + POCl3 =>
2 CH3CH(Cl)COOH + PCl5 = 3 CH3COCl + HCl + POCl3
CH3NH2 + CH3NH3Cl = CH3NH + CH3NH4Cl =>
CH3NH2 + CH3NH3Cl = CH3NH + CH3NH4Cl
Li2SO4 + K + PO4 = Li3PO4 + K2SO4 =>
3 Li2SO4 + 6 K + 2 PO4 = 2 Li3PO4 + 3 K2SO4
MgO = Mg2 + O2 =>
2 MgO = Mg2 + O2
FeS + CH3COOH = Fe + H2S + CH3COO =>
FeS + 2 CH3COOH = Fe + H2S + 2 CH3COO
AlCl3 + CuNO3 = Al(NO3)3 + CuCl =>
AlCl3 + 3 CuNO3 = Al(NO3)3 + 3 CuCl
Al(No3)3 + Mg = Al + MgNo3 =>
Al(No3)3 + 3 Mg = Al + 3 MgNo3
I2 + Cl2 = ICl2 =>
I2 + 2 Cl2 = 2 ICl2
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + O2 + H2 =>
2 K2Cr2O7 + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 7 O2 + 8 H2
PN3 + HNO3 = H3PO4 + NO2 + H2O =>
PN3 + 17 HNO3 = H3PO4 + 20 NO2 + 7 H2O
NaBr(aq) + Ni(NO3)2(aq) = NaNO3(aq) + NiBr2(aq) =>
2 NaBr(aq) + Ni(NO3)2(aq) = 2 NaNO3(aq) + NiBr2(aq)
FCl3 + KI = FCl + I2 + KCl =>
FCl3 + 2 KI = FCl + I2 + 2 KCl
I2(s) + HCl(aq) = ICl2 + H2 =>
I2(s) + 4 HCl(aq) = 2 ICl2 + 2 H2
Cr + NaOH = CrNaOH =>
Cr + NaOH = CrNaOH
K2S + AsCl3 = KCl + As2S3 =>
3 K2S + 2 AsCl3 = 6 KCl + As2S3
CaCl2 + K(PO4)2 = KCl2 + Ca(PO4)2 =>
CaCl2 + K(PO4)2 = KCl2 + Ca(PO4)2
Cu + N2 = Cu3N2 =>
3 Cu + N2 = Cu3N2
Sn + NO3 = SnO2 + NO =>
Sn + NO3 = SnO2 + NO
MgSO4 + OH{-} = Mg(OH)2 + SO4{-2} =>
MgSO4 + 2 OH{-} = Mg(OH)2 + SO4{-2}
NH4Br + KCl = NH4Cl + KBr =>
NH4Br + KCl = NH4Cl + KBr
C6H11Br = C6H10 + HBr =>
C6H11Br = C6H10 + HBr
Ge + N2 = GeN2 =>
Ge + N2 = GeN2
Pb(NO)2 + Zn = Zn(NO)2 + Pb =>
Pb(NO)2 + Zn = Zn(NO)2 + Pb
Ca(s) + V2O5(s) = CaO(s) + V(s) =>
5 Ca(s) + V2O5(s) = 5 CaO(s) + 2 V(s)
CuCl + H2SO4 = CuSO4 + SO2 + HCl + H2O =>
2 CuCl + 3 H2SO4 = 2 CuSO4 + SO2 + 2 HCl + 2 H2O
CrO2{-} + OH{-} = CrO4{-2} + H2O + {-} =>
CrO2{-} + 4 OH{-} = CrO4{-2} + 2 H2O + 3e
NaOH + H2O2 + Na2B4O7*10H2O + H2O = Na2B2(O2)2(OH)4*6(H2O) =>
2 NaOH + 4 H2O2 + Na2B4O7*10H2O + H2O = 2 Na2B2(O2)2(OH)4*6(H2O)
Zn + CuCO{3} = ZnCO{3} + Cu =>
Zn + CuCO{3} = ZnCO{3} + Cu
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CU + F = CUF =>
CU + F = CUF
Ni{2+} + SCN{-} = NiSCN{+} =>
Ni{2+} + SCN{-} = NiSCN{+}
K2CO + HNO3 = CO2 + H2O + KNO3 + NO2 =>
K2CO + 6 HNO3 = CO2 + 3 H2O + 2 KNO3 + 4 NO2
C9H10O + Cr2O7{2-} + H{+} = C9H8O + Cr{3+} + H2O =>
3 C9H10O + Cr2O7{2-} + 8 H{+} = 3 C9H8O + 2 Cr{3+} + 7 H2O
Rb2CO3 + H3PO4 = CO2 + Rb3PO4 + H2O =>
3 Rb2CO3 + 2 H3PO4 = 3 CO2 + 2 Rb3PO4 + 3 H2O
KCO3 + H2SO4 = KSO4 + CO2 + H2O =>
KCO3 + H2SO4 = KSO4 + CO2 + H2O
Al(NO3)3 + Na2CO3 + H2O = Al(OH)3 + NaHCO3 + NaNO3 =>
Al(NO3)3 + 3 Na2CO3 + 3 H2O = Al(OH)3 + 3 NaHCO3 + 3 NaNO3
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
NaBrO + NH4OH + NaOH = NaBr + NaNO3 + H2O =>
4 NaBrO + NH4OH + NaOH = 4 NaBr + NaNO3 + 3 H2O
Mg2Br + Cl2 = Mg2Cl + Br2 =>
2 Mg2Br + Cl2 = 2 Mg2Cl + Br2
K2Cr2O7 + HCl = K2OCr2O + H2O + Cl2 =>
K2Cr2O7 + 10 HCl = K2OCr2O + 5 H2O + 5 Cl2
HCl + SnCl2 + H2O2 = SnCl4 + H2O =>
2 HCl + SnCl2 + H2O2 = SnCl4 + 2 H2O
NaCrOH4 + NaOH + H2O2 = Na2CrO4 + H2O =>
2 NaCrOH4 + 2 NaOH + 9 H2O2 = 2 Na2CrO4 + 14 H2O
Li + Ne0 = LiNe =>
Li + Ne0 = LiNe
NaIO3 + Cl2 + NaOH = NaIO4 + NaCl + H2O =>
NaIO3 + Cl2 + 2 NaOH = NaIO4 + 2 NaCl + H2O
HgCl2 = Cl + HgCl =>
HgCl2 = Cl + HgCl
K2C2O4 + CaCl2 = KCl + CaC2O4 =>
K2C2O4 + CaCl2 = 2 KCl + CaC2O4
(NH4)2[Hg(SCN)4] + Zn(NO3)2 = Zn[Hg(SCN)4] + NH4NO3 =>
(NH4)2[Hg(SCN)4] + Zn(NO3)2 = Zn[Hg(SCN)4] + 2 NH4NO3
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