| Équations équilibrées la veille |
Ca(OH)2 + 2 HCl + (NH4)2CO3 = CaCO3 + 2 NH4Cl + 2 H2O
Na + J2 = NaJ =>
2 Na + J2 = 2 NaJ
SO2 + K2Cr2O7 + H2O = Cr(OH)3 + KOH + H2SO4 =>
3 SO2 + K2Cr2O7 + 7 H2O = 2 Cr(OH)3 + 2 KOH + 3 H2SO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cl{-} + BrO3{-} + H{+} = H2O + Br2 + Cl2 =>
10 Cl{-} + 2 BrO3{-} + 12 H{+} = 6 H2O + Br2 + 5 Cl2
K + Na(NO3) = Na + KNO3 =>
K + Na(NO3) = Na + KNO3
K2S + HCl = H2S + KCl =>
K2S + 2 HCl = H2S + 2 KCl
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Sr(NO3) + Al = Sr2 + Al(NO3)3 =>
6 Sr(NO3) + 2 Al = 3 Sr2 + 2 Al(NO3)3
H2 + Ca(CN)2 + NaAlF4 + FeSO4 + MgSiO3 + KI + H3PO4 + PbCrO4 + BrCl + CFCl2 + SO2 = PbBr2 + CrCl3 + MgCO3 + KAl(OH)4 + Fe(SCN)3 + PI3 + Na2SiO3 + CaF2 + H2O =>
160 H2 + 27 Ca(CN)2 + 12 NaAlF4 + 18 FeSO4 + 6 MgSiO3 + 12 KI + 4 H3PO4 + 12 PbCrO4 + 24 BrCl + 6 CFCl2 + 36 SO2 = 12 PbBr2 + 12 CrCl3 + 6 MgCO3 + 12 KAl(OH)4 + 18 Fe(SCN)3 + 4 PI3 + 6 Na2SiO3 + 27 CaF2 + 142 H2O
I{-} + Pb{+}{2} = PbI =>
I{-} + Pb{+}{2} = PbI
CH4(g) + O2(g)(spark) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g)(spark) = CO2(g) + 2 H2O(g)
C26H38Cl2N10O4 + HClO4 = C26H42Cl2N10O4 + ClO4 =>
C26H38Cl2N10O4 + 4 HClO4 = C26H42Cl2N10O4 + 4 ClO4
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
Br + K(s) = KBr(s) =>
Br + K(s) = KBr(s)
H2SO4 + Mg = Mg(SO4) + H2 =>
H2SO4 + Mg = Mg(SO4) + H2
CuSO4 + NaCO3 = CuCO3 + Na + SO4 =>
CuSO4 + NaCO3 = CuCO3 + Na + SO4
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
Mn + H2O = Mn(x)O(y) + H2 =>
Mn + H2O = Mn(x)O(y) + H2
PbS + HNO3 = Pb(NO3)4 + NO2 + S + H2O =>
PbS + 8 HNO3 = Pb(NO3)4 + 4 NO2 + S + 4 H2O
GaBr3 + K2SO4 = KBr + Ga2(SO4)3 =>
2 GaBr3 + 3 K2SO4 = 6 KBr + Ga2(SO4)3
OHNa(aq) + MgCO3(aq) = OHMg + NaCO3 =>
OHNa(aq) + MgCO3(aq) = OHMg + NaCO3
RuS2 + O2 = Ru{4} + SO4{-2} =>
RuS2 + 4 O2 = Ru{4} + 2 SO4{-2}
Ti3O + H{+} + Cl{-} = Ti + H2O + Cl2 =>
Ti3O + 2 H{+} + 2 Cl{-} = 3 Ti + H2O + Cl2
CaO + CO3 = CaC2 + O2 =>
2 CaO + 4 CO3 = 2 CaC2 + 7 O2
ZnO2 + HCl = ZnCl + H2O + O =>
2 ZnO2 + 2 HCl = 2 ZnCl + H2O + 3 O
C6H5CH(CH3)NH3Cl + BiCl3 = C18H15C3H3(C3H9)N3H9Cl6Bi =>
3 C6H5CH(CH3)NH3Cl + BiCl3 = C18H15C3H3(C3H9)N3H9Cl6Bi
NaO + Al = Al2O3 + Na =>
3 NaO + 2 Al = Al2O3 + 3 Na
C6H14O + HNO3 = CO2 + N2 + H2O =>
5 C6H14O + 36 HNO3 = 30 CO2 + 18 N2 + 53 H2O
ZnCl2 + NaHCO3 = NaCl + Zn + HCO3 =>
ZnCl2 + 2 NaHCO3 = 2 NaCl + Zn + 2 HCO3
Na2S2O3 + NaOH + O2 = Na2SO4 + H2O =>
Na2S2O3 + 2 NaOH + 2 O2 = 2 Na2SO4 + H2O
Al2Cl6(s) + H2O = [Al(H2O)6]{3+} + Cl{-}(aq) =>
Al2Cl6(s) + 12 H2O = 2[Al(H2O)6]{3+} + 6 Cl{-}(aq)
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
H2C2O4(aq) + Fe(OH)3(s) = Fe2(C2O4)3(s) + H2O(l) =>
3 H2C2O4(aq) + 2 Fe(OH)3(s) = Fe2(C2O4)3(s) + 6 H2O(l)
{231}Th = {231}Pa{+} =>
{231}Th = {231}Pa{+}
Al2O3 + Fe3O4 = FeAl2O4 + O2 =>
6 Al2O3 + 2 Fe3O4 = 6 FeAl2O4 + O2
Sr(ClO3)2 + RbI = SrI2 + RbClO3 =>
Sr(ClO3)2 + 2 RbI = SrI2 + 2 RbClO3
Cu(NO3)2 + Na3(PO4) = Na(NO3) + Cu3(PO4)2 =>
3 Cu(NO3)2 + 2 Na3(PO4) = 6 Na(NO3) + Cu3(PO4)2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Zn + S = ZnS =>
Zn + S = ZnS
Mg + AlCl3 = Al + MgCl2 =>
3 Mg + 2 AlCl3 = 2 Al + 3 MgCl2
HCOOH + KOH = COOHK + H2O =>
HCOOH + KOH = COOHK + H2O
ZnBr2 + (NH4)3PO4 = Zn3(PO4)2 + NH4Br =>
3 ZnBr2 + 2(NH4)3PO4 = Zn3(PO4)2 + 6 NH4Br
Cr(OH)3 + H2O2 = H2CrO4 + H2O =>
2 Cr(OH)3 + 3 H2O2 = 2 H2CrO4 + 4 H2O
AuAgPt = Ag + Au + Pt =>
AuAgPt = Ag + Au + Pt
(K2Cr2O7) + (HCl) = (KCl) + (CrCl3) + (H2O) + (Cl2) =>
(K2Cr2O7) + 14(HCl) = 2(KCl) + 2(CrCl3) + 7(H2O) + 3(Cl2)
HO + Cu(OCH3) + Ba((OC3H7)2) + Y((OC3H7))3 = YBa2Cu3O7 + H2O + CO2 =>
148 HO + 3 Cu(OCH3) + 2 Ba((OC3H7)2) + Y((OC3H7))3 = YBa2Cu3O7 + 103 H2O + 24 CO2
Fe2O3 + Na2B4O7*10H2O = Fe(BO2)3 + NaBO2 + H2O =>
Fe2O3 + 3 Na2B4O7*10H2O = 2 Fe(BO2)3 + 6 NaBO2 + 30 H2O
K3PO4 + AgCl = KCl + Ag3(PO4) =>
K3PO4 + 3 AgCl = 3 KCl + Ag3(PO4)
NH3 + O2 = nitrogen + water =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
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