| Équations équilibrées la veille |
SiH3F = Si + 3 H + F
CH3COO + CaCO3 = CH3COOCa + CO2 + H2O =>
9 CH3COO + 7 CaCO3 = 7 CH3COOCa + 11 CO2 + 3 H2O
NH4Cl + H2O = NH4Cl*2H2O =>
NH4Cl + 2 H2O = NH4Cl*2H2O
CrBr3 + H2O = Cr(OH)3 + HBr =>
CrBr3 + 3 H2O = Cr(OH)3 + 3 HBr
CH3CH2CH2CH3 + Br2 = CH3CH2C(Br2)CH3 + H2 =>
CH3CH2CH2CH3 + Br2 = CH3CH2C(Br2)CH3 + H2
Na2Cr2O7 + HCl = CrCl3 + H2O + Cl2 + NaCl =>
Na2Cr2O7 + 14 HCl = 2 CrCl3 + 7 H2O + 3 Cl2 + 2 NaCl
SPO4 = SP + O =>
SPO4 = SP + 4 O
K2Cr2O7 + SnCl2 + H2SO4 = Cr2(SO4)3 + Sn(SO4)2 + K2SO4 + H2O + SnCl4 =>
2 K2Cr2O7 + 6 SnCl2 + 14 H2SO4 = 2 Cr2(SO4)3 + 3 Sn(SO4)2 + 2 K2SO4 + 14 H2O + 3 SnCl4
FeBr2 + HCl + HClO = FeCl3 + Br2 + H2O =>
2 FeBr2 + 3 HCl + 3 HClO = 2 FeCl3 + 2 Br2 + 3 H2O
C6H12O6 + CO2 + H2O = HCOOH =>
C6H12O6 + 6 CO2 + 6 H2O = 12 HCOOH
CH3CH2OH + NH4OH = CH3CH2NH2 + H2O =>
CH3CH2OH + NH4OH = CH3CH2NH2 + 2 H2O
KMnO4 + Ba(ClO3)2 = KClO3 + Ba(MnO4)2 =>
2 KMnO4 + Ba(ClO3)2 = 2 KClO3 + Ba(MnO4)2
C(s) + H2(g) = C2H6(g) =>
2 C(s) + 3 H2(g) = C2H6(g)
Cu(OH)2 + H3PO4 = Cu3(PO4)2 + H2O =>
3 Cu(OH)2 + 2 H3PO4 = Cu3(PO4)2 + 6 H2O
K2FeO4 + Na2S + H2O = S + KOH + NaOH + Fe(OH)3 =>
2 K2FeO4 + 3 Na2S + 8 H2O = 3 S + 4 KOH + 6 NaOH + 2 Fe(OH)3
KMnO4 + RhSO4 + H2SO4 = Rh2(SO4)3 + Mn(SO4) + K2SO4 + H2O =>
2 KMnO4 + 10 RhSO4 + 8 H2SO4 = 5 Rh2(SO4)3 + 2 Mn(SO4) + K2SO4 + 8 H2O
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
ZnFe2O4 + NH4Cl + H2O = Zn(NH3)4Cl2 + Fe(OH)3 + HCl =>
ZnFe2O4 + 4 NH4Cl + 2 H2O = Zn(NH3)4Cl2 + 2 Fe(OH)3 + 2 HCl
H2PO4 + H2O = H4PO4 + OH =>
H2PO4 + 2 H2O = H4PO4 + 2 OH
Al + NaCl = Al3Cl + Na =>
3 Al + NaCl = Al3Cl + Na
Cu(OH)2 + H3PO4 = Cu3(PO4)2 + H2O =>
3 Cu(OH)2 + 2 H3PO4 = Cu3(PO4)2 + 6 H2O
Zn + CuSO4 = Cu + Zn2SO4 =>
2 Zn + CuSO4 = Cu + Zn2SO4
C5H7O5COOH = H + C5H7O5COO =>
C5H7O5COOH = H + C5H7O5COO
H3O{+} + C2O4{2-} + MnO2 = Mn{2+} + CO2 + H2O =>
4 H3O{+} + C2O4{2-} + MnO2 = Mn{2+} + 2 CO2 + 6 H2O
C + K2Cr2O7 + H2SO4 = CO2 + K2SO4 + Cr2O3 + H2O =>
3 C + 2 K2Cr2O7 + 2 H2SO4 = 3 CO2 + 2 K2SO4 + 2 Cr2O3 + 2 H2O
Al(SO4)3 + Mn = MnSO4 + Al =>
Al(SO4)3 + 3 Mn = 3 MnSO4 + Al
V + KOH + O2 = K3VO4 + H2O =>
4 V + 12 KOH + 5 O2 = 4 K3VO4 + 6 H2O
Na2CrO04 + Al2(O2)3 = Na2O2 + Al2(CrO4)3 =>
3 Na2CrO04 + Al2(O2)3 = 3 Na2O2 + Al2(CrO4)3
B9 + C = B2C =>
2 B9 + 9 C = 9 B2C
CH3CHCH2 + HBr = CH3CHCH3 + Br =>
CH3CHCH2 + HBr = CH3CHCH3 + Br
NaBr + H2SO4 = Br2 + SO2 + H2O + NaHSO4 =>
2 NaBr + 3 H2SO4 = Br2 + SO2 + 2 H2O + 2 NaHSO4
CH3COOH + (CO3)2Na = CO2 + H2O + NaCH3COO =>
11 CH3COOH + 8(CO3)2Na = 22 CO2 + 10 H2O + 8 NaCH3COO
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
La10 + Fe10 + Si10 = La10Fe117Si13 =>
10 La10 + 117 Fe10 + 13 Si10 = 10 La10Fe117Si13
Mg + C9H7NO = Mg(C9H6NO)2 + H =>
Mg + 2 C9H7NO = Mg(C9H6NO)2 + 2 H
AgOH + AlI3 = AgI3 + AlOH =>
AgOH + AlI3 = AgI3 + AlOH
HCOOH + NaOH = NaHCOO + HOH =>
HCOOH + NaOH = NaHCOO + HOH
Ce + Cl2 = CeCl =>
2 Ce + Cl2 = 2 CeCl
Ba(OH)2 + (NH4)2C2O4 = NH4OH + BaC2O4 =>
Ba(OH)2 + (NH4)2C2O4 = 2 NH4OH + BaC2O4
Hg2(NO3)2 + HCl = H2NO3 + HgCl2 =>
Hg2(NO3)2 + 4 HCl = 2 H2NO3 + 2 HgCl2
CN{-} + MnO4{-} + H{+} = MnO2 + CNO{-} + H2O =>
3 CN{-} + 2 MnO4{-} + 2 H{+} = 2 MnO2 + 3 CNO{-} + H2O
CaMg(CO3)2 = Ca2(CO3)2 + MgO + CO2 =>
2 CaMg(CO3)2 = Ca2(CO3)2 + 2 MgO + 2 CO2
Na2CH3O2 + H2O = Na2OH + HCH3O2 =>
Na2CH3O2 + H2O = Na2OH + HCH3O2
(NH3OH)Cl + K2Cr2O7 + H3PO4 = N2 + K3PO4 + Cr2(HPO4)3 + H2O + HCl =>
18(NH3OH)Cl + 3 K2Cr2O7 + 11 H3PO4 = 9 N2 + 2 K3PO4 + 3 Cr2(HPO4)3 + 39 H2O + 18 HCl
OH + PO3 = PO4 + H2O =>
2 OH + PO3 = PO4 + H2O
H2SO4 + KOH = H2O + KSO4H =>
H2SO4 + KOH = H2O + KSO4H
Na2S + Pb(CH3COO)2 = PbS + Na2(CH3COO)2 =>
Na2S + Pb(CH3COO)2 = PbS + Na2(CH3COO)2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
C2H2 + Ag(NH3)2 = C2HAg + NH4 + NH3 =>
C2H2 + Ag(NH3)2 = C2HAg + NH4 + NH3
CO2 + MnSO4 + H2O = H2C2O4 + MnO2 + H2SO4 =>
2 CO2 + MnSO4 + 2 H2O = H2C2O4 + MnO2 + H2SO4
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