| Équations équilibrées la veille |
2 Si5H11 + 11 Br2 = 10 Si + 22 HBr
FeSO4Ba(OH)2 = Fe(OH)2BaSO4 =>
FeSO4Ba(OH)2 = Fe(OH)2BaSO4
HCl + Na2CO3 = CO2 + H2O + NaCl =>
2 HCl + Na2CO3 = CO2 + H2O + 2 NaCl
Na2HAsO2 + KBrO3 + HCl = NaCl + KBr + H3AsO4 =>
3 Na2HAsO2 + 2 KBrO3 + 6 HCl = 6 NaCl + 2 KBr + 3 H3AsO4
NO + Br = NOBr =>
NO + Br = NOBr
K2Cr2O7 + H2C2O4 + H2SO4 = Cr2(SO4)3 + K2SO4 + CO2 + H2O =>
K2Cr2O7 + 3 H2C2O4 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 6 CO2 + 7 H2O
Li2SO4 + MgCl2 = LiCl + MgSO4 =>
Li2SO4 + MgCl2 = 2 LiCl + MgSO4
HN3 + Cl2 = N2 + HCl =>
2 HN3 + Cl2 = 3 N2 + 2 HCl
KReO4 + HCl = KCl + ReCl2 + H2O + Cl2 =>
2 KReO4 + 16 HCl = 2 KCl + 2 ReCl2 + 8 H2O + 5 Cl2
C4H6O4Hg + Na2S = HgS + Na2C4H6O4 =>
C4H6O4Hg + Na2S = HgS + Na2C4H6O4
K3Fe(CN)6 + C2H6O + KOH = K4Fe(CN)6 + H2O + K2CO3 =>
12 K3Fe(CN)6 + C2H6O + 16 KOH = 12 K4Fe(CN)6 + 11 H2O + 2 K2CO3
Na + SnBr2 = NaBr + Sn =>
2 Na + SnBr2 = 2 NaBr + Sn
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
H4C2 + Br2 = C2H4Br2 =>
H4C2 + Br2 = C2H4Br2
Be3N2 + O2 = BeO + N2 =>
2 Be3N2 + 3 O2 = 6 BeO + 2 N2
FeSO4 + Na2Cr2O7 + NaOH + H2O = Na2SO4 + Cr2O3 + Fe(OH)3 =>
6 FeSO4 + Na2Cr2O7 + 10 NaOH + 4 H2O = 6 Na2SO4 + Cr2O3 + 6 Fe(OH)3
C = C2 =>
2 C = C2
K2O + CoSe = K2Se + CoO =>
K2O + CoSe = K2Se + CoO
C23H47 + NO3{-} + PO4{3-} + O2 + H{+} = C60H87O23N12P + H2O =>
120 C23H47 + 552 NO3{-} + 46 PO4{3-} + 191 O2 + 690 H{+} = 46 C60H87O23N12P + 1164 H2O
C4H8 + O2 = C4O3H2 + H2O =>
C4H8 + 3 O2 = C4O3H2 + 3 H2O
HCHO + KMnO4 + HCl = MnCl2 + HCOOH + KCl + H2 =>
8 HCHO + 2 KMnO4 + 6 HCl = 2 MnCl2 + 8 HCOOH + 2 KCl + 3 H2
CrI3 + NO3{-} + CO3{-2} = CrO4{-2} + IO3{-} + NO2{-} + CO2 =>
2 CrI3 + 21 NO3{-} + 5 CO3{-2} = 2 CrO4{-2} + 6 IO3{-} + 21 NO2{-} + 5 CO2
Li(s) + O2(g) = Li2O(s) =>
4 Li(s) + O2(g) = 2 Li2O(s)
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
As2S3 + NaOH = Na3AsO3 + Na3[AsS3] + H2O =>
As2S3 + 6 NaOH = Na3AsO3 + Na3[AsS3] + 3 H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
CaO + CO = Ca + CO2 =>
CaO + CO = Ca + CO2
K2O + Br2 = KBr + O =>
K2O + Br2 = 2 KBr + O
Ca3P2 + H2SO4 = CaSO4 + H3PO4 + H2O + SO2 =>
Ca3P2 + 11 H2SO4 = 3 CaSO4 + 2 H3PO4 + 8 H2O + 8 SO2
Na2SO3 + AgNO3 + H2O = Na2SO4 + Ag + HNO3 =>
Na2SO3 + 2 AgNO3 + H2O = Na2SO4 + 2 Ag + 2 HNO3
HC + O2 = CO2 + H2O =>
4 HC + 5 O2 = 4 CO2 + 2 H2O
KMnO4 + H2SO4 + CH3CHO = K2SO4 + MnSO4 + CH3COOH + H2O =>
2 KMnO4 + 3 H2SO4 + 5 CH3CHO = K2SO4 + 2 MnSO4 + 5 CH3COOH + 3 H2O
Al3(s) + H2(g) = Al3H2(s) =>
Al3(s) + H2(g) = Al3H2(s)
Cr2O3 + KNO3 + KCO3 = KNO2 + CO2 + K2CrO4 =>
Cr2O3 + KNO3 + 4 KCO3 = KNO2 + 4 CO2 + 2 K2CrO4
F(g) + Fr(g) = FFr(g) =>
F(g) + Fr(g) = FFr(g)
K2CrO4 + NaOH = K(OH) + Na2CrO4 =>
K2CrO4 + 2 NaOH = 2 K(OH) + Na2CrO4
P2O3 + H2O = H3PO3 =>
P2O3 + 3 H2O = 2 H3PO3
C7H7Cl + O2 = CO2 + H2O + HCl =>
2 C7H7Cl + 17 O2 = 14 CO2 + 6 H2O + 2 HCl
Xe + Fe2 = XeFe2 =>
Xe + Fe2 = XeFe2
NH4ClH2O2 = NH4OOHHCl =>
NH4ClH2O2 = NH4OOHHCl
XC2H6 + KMnO4 + H2SO4 = XCOOHCOOH + K2SO4 + MnSO4 + H2O =>
5 XC2H6 + 12 KMnO4 + 18 H2SO4 = 5 XCOOHCOOH + 6 K2SO4 + 12 MnSO4 + 28 H2O
KBr + (C1)2 + KOH = KBrO3 + KC1 + H2O =>
KBr + 3(C1)2 + 6 KOH = KBrO3 + 6 KC1 + 3 H2O
Ni + C4H8N2O2 + NH4OH = Ni(C4H11O3N3) + H =>
Ni + C4H8N2O2 + NH4OH = Ni(C4H11O3N3) + 2 H
CuNO3NaClMgSO4 = NaNO3MgClCuSO4 =>
CuNO3NaClMgSO4 = NaNO3MgClCuSO4
FeS + H3N = Fe3N2 + H2S =>
3 FeS + 2 H3N = Fe3N2 + 3 H2S
Cl2 + SnBr2 = SnBr2Cl2 =>
Cl2 + SnBr2 = SnBr2Cl2
CuSO4 + NH4OH = Cu(NH3)4 + H2O + SO4 =>
CuSO4 + 4 NH4OH = Cu(NH3)4 + 4 H2O + SO4
SO2 + H2O2 = SO3 + H2 =>
2 SO2 + H2O2 = 2 SO3 + H2
NaBr + H2SO4 = Na2SO4 + Br2 + H2 =>
2 NaBr + H2SO4 = Na2SO4 + Br2 + H2
As3N5 + Pb3(B1O3)4 = Pb3N4 + As3(B1O3)5 =>
4 As3N5 + 5 Pb3(B1O3)4 = 5 Pb3N4 + 4 As3(B1O3)5
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