| Équations équilibrées la veille |
6 Ca + 2 H3PO3 = 2 Ca3PO3 + 3 H2
Bi + Se + Zn = Bi200Se291Zn9 =>
200 Bi + 291 Se + 9 Zn = Bi200Se291Zn9
K5 + Cl4 = KCl =>
4 K5 + 5 Cl4 = 20 KCl
Tl + H2O = Tl(OH)3 + H2 =>
2 Tl + 6 H2O = 2 Tl(OH)3 + 3 H2
Cr(OH)3 + HNO3 = Cr(OH)2NO3 + H2O =>
Cr(OH)3 + HNO3 = Cr(OH)2NO3 + H2O
K2Mn2O7 + H2SO4 + Na2SO3 = MnSO4 + K2SO4 + Na2SO4 + H2O =>
K2Mn2O7 + 3 H2SO4 + 4 Na2SO3 = 2 MnSO4 + K2SO4 + 4 Na2SO4 + 3 H2O
C2H4 + F2 = CF4 + HF =>
C2H4 + 6 F2 = 2 CF4 + 4 HF
HSO{-3} + NO{-3} = SO{-4} + NO{-2} + H =>
HSO{-3} + NO{-3} = SO{-4} + NO{-2} + H
Co2O3 + KCl = CoCl2 + K + O =>
Co2O3 + 4 KCl = 2 CoCl2 + 4 K + 3 O
C5H9OH3 + O2 = CO2 + H2O =>
2 C5H9OH3 + 15 O2 = 10 CO2 + 12 H2O
C2S11343 = C + S8 =>
8 C2S11343 = 16 C + 11343 S8
Na(s) + CaCl2(s) = Ca(s) + NaCl(s) =>
2 Na(s) + CaCl2(s) = Ca(s) + 2 NaCl(s)
H2O + AlPO4 = Al(OH)3 + H3PO4 =>
3 H2O + AlPO4 = Al(OH)3 + H3PO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al(OH)3(s) + HCl = AlCl3(s) + H2O(g) =>
Al(OH)3(s) + 3 HCl = AlCl3(s) + 3 H2O(g)
KOH + H2OOCCOO = K2OOCCOO + H2O =>
2 KOH + H2OOCCOO = K2OOCCOO + 2 H2O
O2(g) + PCl3(l) = POCl3(l) =>
O2(g) + 2 PCl3(l) = 2 POCl3(l)
NaOH + CH3OOH = H2O + CH3COONa =>
NaOH + 2 CH3OOH = 3 H2O + CH3COONa
OH{-} + V(OH)3 + O2 = VO3{2-} + H2O =>
8 OH{-} + 4 V(OH)3 + O2 = 4 VO3{2-} + 10 H2O
Al(OH)3 + Ba(OH)2 = H2O + Ba3(AlO3)2 =>
2 Al(OH)3 + 3 Ba(OH)2 = 6 H2O + Ba3(AlO3)2
water + C7H6O3 + sodiumbicarbonate = carbondioxide + C2H3NaO2 =>
H2O + 2 C7H6O3 + 7 NaHCO3 = 7 CO2 + 7 C2H3NaO2
CH3COOH + Na2S = Na + H2O + CO + CH2S =>
CH3COOH + Na2S = 2 Na + H2O + CO + CH2S
CaCO3 + H2O = CO2 + Ca(OH)2 =>
CaCO3 + H2O = CO2 + Ca(OH)2
HClO3 + H2O2 = HClO4 + H2O =>
HClO3 + H2O2 = HClO4 + H2O
Co(NO3)2(aq) + Na3PO4(aq) = Co3(PO4)2(s) + Na(NO3)(aq) =>
3 Co(NO3)2(aq) + 2 Na3PO4(aq) = Co3(PO4)2(s) + 6 Na(NO3)(aq)
CH3CO2 + KOH = CH2CO2K + H2O =>
CH3CO2 + KOH = CH2CO2K + H2O
FeSO4(l) + NaOH(l) = Fe(OH)2 + Na2SO4 =>
FeSO4(l) + 2 NaOH(l) = Fe(OH)2 + Na2SO4
(NH4)2SO4*FeSO4*6H2O + K3[Fe(CN)6] + H2O = Fe3[Fe(CN)6]2 + (NH4)2SO4*K2SO4*7H2O =>
3(NH4)2SO4*FeSO4*6H2O + 2 K3[Fe(CN)6] + 3 H2O = Fe3[Fe(CN)6]2 + 3(NH4)2SO4*K2SO4*7H2O
FeOHCl + HOH = Fe(OH)2 + HCl =>
FeOHCl + HOH = Fe(OH)2 + HCl
Ba(NO3)2 + K2Cr2O7 + CH3COONa + H2O = BaCrO4 + CH3COOH + NaNO3 + KNO3 =>
2 Ba(NO3)2 + K2Cr2O7 + 2 CH3COONa + H2O = 2 BaCrO4 + 2 CH3COOH + 2 NaNO3 + 2 KNO3
SiHCl3 = Si + HCl + SiCl4 =>
2 SiHCl3 = Si + 2 HCl + SiCl4
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Li2CO3 + AlCl3 = Li2Cl3 + AlCO3 =>
Li2CO3 + AlCl3 = Li2Cl3 + AlCO3
Mg(s) + AgNO3(aq) = Ag(s) + Mg(NO3)3(aq) =>
Mg(s) + 3 AgNO3(aq) = 3 Ag(s) + Mg(NO3)3(aq)
W(OH3) + H2SO3 = WSO4 + H2 =>
2 W(OH3) + 2 H2SO3 = 2 WSO4 + 5 H2
AgNO3(aq) + KI(aq) = AgI(s) + KNO3(aq) =>
AgNO3(aq) + KI(aq) = AgI(s) + KNO3(aq)
H2CO3 + Zn = H + Zn2CO3 =>
H2CO3 + 2 Zn = 2 H + Zn2CO3
N2O4 = N2 + O2 =>
N2O4 = N2 + 2 O2
N2 + Zn = N2Zn =>
N2 + Zn = N2Zn
Cu(H2O)4{2+} + NH3 = Cu(NH3)4{2+} + H2O =>
Cu(H2O)4{2+} + 4 NH3 = Cu(NH3)4{2+} + 4 H2O
FeCl3 + KOH = HCl + Fe2O3 + KCl =>
2 FeCl3 + 3 KOH = 3 HCl + Fe2O3 + 3 KCl
Br2(I) + LiI(s) = LiBr(s) + I(s) =>
Br2(I) + 2 LiI(s) = 2 LiBr(s) + 3 I(s)
[Cr(OC(NH2)2)6]4[Co(NH3)2(NO2)4]3 + KMnO4 + H2SO4 = K2Cr2O7 + CoSO4 + K2SO4 + MnSO4 + CO2 + H2O + N2 =>
5[Cr(OC(NH2)2)6]4[Co(NH3)2(NO2)4]3 + 144 KMnO4 + 221 H2SO4 = 10 K2Cr2O7 + 15 CoSO4 + 62 K2SO4 + 144 MnSO4 + 120 CO2 + 506 H2O + 165 N2
CaO + SiO2 = CaSiO3 =>
CaO + SiO2 = CaSiO3
Ag + HNO = AgNO + H2 =>
2 Ag + 2 HNO = 2 AgNO + H2
Sb + O = Sb2O5 =>
2 Sb + 5 O = Sb2O5
CH2OHCH2OH + KMnO4 + H2SO4 = COOHCOOH + K2SO4 + MnSO4 + H2O =>
5 CH2OHCH2OH + 8 KMnO4 + 12 H2SO4 = 5 COOHCOOH + 4 K2SO4 + 8 MnSO4 + 22 H2O
HS + HCl = SCl + H2S =>
3 HS + HCl = SCl + 2 H2S
H2S(aq) + Pb(NO3)2(aq) = PbS(s) + HNO3(aq) =>
H2S(aq) + Pb(NO3)2(aq) = PbS(s) + 2 HNO3(aq)
C2N6O12 + CH7N7 = CO2 + N2 + H2O =>
11 C2N6O12 + 16 CH7N7 = 38 CO2 + 89 N2 + 56 H2O
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