| Équations équilibrées la veille |
3 SiH4Cl2 + 4 NH3 = Si3N4 + 6 HCl + 9 H2
NH4OH + Cu3N2 = Cu(OH)2 + (NH4)3N =>
6 NH4OH + Cu3N2 = 3 Cu(OH)2 + 2(NH4)3N
HMo3 + KOH = KMo3 + H2O =>
HMo3 + KOH = KMo3 + H2O
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
CH3NH3 + O2 = CO2 + N2 + H2O =>
2 CH3NH3 + 5 O2 = 2 CO2 + N2 + 6 H2O
AlN3O9 + PbCl2 = PbN2O6 + AlCl3 =>
2 AlN3O9 + 3 PbCl2 = 3 PbN2O6 + 2 AlCl3
Ca(Co3) = Ca + Co =>
Ca(Co3) = Ca + 3 Co
Bi(O2)3 + Zn = Zn(O2)2 + Bi =>
2 Bi(O2)3 + 3 Zn = 3 Zn(O2)2 + 2 Bi
Fr(OH)2 + H2O + O = Fr(OH)3 =>
2 Fr(OH)2 + H2O + O = 2 Fr(OH)3
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
H2S + Sn{2+} = SnS + H{+} =>
H2S + Sn{2+} = SnS + 2 H{+}
Sb + K + (OH)6 = KSb(OH)6 =>
Sb + K + (OH)6 = KSb(OH)6
BaN2O6 + C2H4N4 + C3H7O = Ba3N2 + NH3 + CO2 =>
102 BaN2O6 + 33 C2H4N4 + 96 C3H7O = 34 Ba3N2 + 268 NH3 + 354 CO2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
FeSO4 + Cl2 = FeCl2 + SO4 =>
FeSO4 + Cl2 = FeCl2 + SO4
LiCl(aq) + MgS(aq) = MgCl2(s) + Li2S =>
2 LiCl(aq) + MgS(aq) = MgCl2(s) + Li2S
CH3COOAg + Sr = (CH3COO)2Sr + Ag =>
2 CH3COOAg + Sr = (CH3COO)2Sr + 2 Ag
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Mg(NO3)2 + KClO3 = Mg(ClO3)2 + KNO3 =>
Mg(NO3)2 + 2 KClO3 = Mg(ClO3)2 + 2 KNO3
Pb(NO3)2 + BaSO4 = Ba(NO3) + Pb(SO4)2 =>
Pb(NO3)2 + 2 BaSO4 = 2 Ba(NO3) + Pb(SO4)2
C4H10 + O2 = carbondioxide + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
HF + C = CF4 + H2 =>
4 HF + C = CF4 + 2 H2
Pb(s) + AgNO3(aq) = Pb(NO3)2 + Ag(s) =>
Pb(s) + 2 AgNO3(aq) = Pb(NO3)2 + 2 Ag(s)
NH2CH2COOH + CH3NH2 = NH2CH2COONH3CH3 =>
NH2CH2COOH + CH3NH2 = NH2CH2COONH3CH3
C9H20 + O2 = C + H2O =>
C9H20 + 5 O2 = 9 C + 10 H2O
NO2(g) + F(g) = NO2F(g) =>
NO2(g) + F(g) = NO2F(g)
Al2O3 + H2O = Al(HO)3 =>
Al2O3 + 3 H2O = 2 Al(HO)3
KSCN + Na2HPO4 = NaSCN + K2HPO4 =>
2 KSCN + Na2HPO4 = 2 NaSCN + K2HPO4
C3H6O + O = CO6 + H6O3 =>
C3H6O + 20 O = 3 CO6 + H6O3
Al(s) + H2SO4(ag) = Al2(SO4)3(ag) + H2(g) =>
2 Al(s) + 3 H2SO4(ag) = Al2(SO4)3(ag) + 3 H2(g)
Ca + H3P = CaH + P3 =>
9 Ca + 3 H3P = 9 CaH + P3
X2 + Y2 + Z2Y = ZXY3 =>
2 X2 + 5 Y2 + 2 Z2Y = 4 ZXY3
U + Me = UMe =>
U + Me = UMe
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NaIO3 + HCl + KI = NaCl + I2 + H2O + KCl =>
NaIO3 + 6 HCl + 5 KI = NaCl + 3 I2 + 3 H2O + 5 KCl
HNO3 + AgOH = H2O + AgNO3 =>
HNO3 + AgOH = H2O + AgNO3
Na2Cr2O7 + HI = CrI3 + H2O + I2 + NaI =>
Na2Cr2O7 + 14 HI = 2 CrI3 + 7 H2O + 3 I2 + 2 NaI
CH3NO2(l) + Cl2(g) = CCl3NO2(l) + HCl(g) =>
CH3NO2(l) + 3 Cl2(g) = CCl3NO2(l) + 3 HCl(g)
KNO3 + C17H34O16 = H2O + KNO2 + CO2 =>
35 KNO3 + C17H34O16 = 17 H2O + 35 KNO2 + 17 CO2
K2Cr2O7 + KJ + H2SO4 = Cr2(SO4)3 + H2O + J2 + K2SO4 =>
K2Cr2O7 + 6 KJ + 7 H2SO4 = Cr2(SO4)3 + 7 H2O + 3 J2 + 4 K2SO4
Cu2(SO4)3 + HNO3 = H2SO4 + Cu(NO3)3 =>
Cu2(SO4)3 + 6 HNO3 = 3 H2SO4 + 2 Cu(NO3)3
KBr + KMnO4 + H2SO4 = MnSO4 + Br2 + H2O + KSO4 =>
2 KBr + KMnO4 + 4 H2SO4 = MnSO4 + Br2 + 4 H2O + 3 KSO4
Na2Cr2O7 + HI = CrI3 + H2O + I2 + NaI =>
Na2Cr2O7 + 14 HI = 2 CrI3 + 7 H2O + 3 I2 + 2 NaI
Fe(NO3)3 + Na3PO4 = FePO4 + NaNO3 =>
Fe(NO3)3 + Na3PO4 = FePO4 + 3 NaNO3
SO2 + O2 = SO6 =>
SO2 + 2 O2 = SO6
CrCl2 + NaOH + Cl2 = NaCl + Cr(OH)3 =>
2 CrCl2 + 6 NaOH + Cl2 = 6 NaCl + 2 Cr(OH)3
Pb(NO3)2 + Na2S = Na(NO3) + PbS =>
Pb(NO3)2 + Na2S = 2 Na(NO3) + PbS
HBrO3 + FeBr2 + HF = FeF3 + H2O + BrF =>
5 HBrO3 + 4 FeBr2 + 25 HF = 4 FeF3 + 15 H2O + 13 BrF
Bi + HNO3 = Bi(NO3)6 + NO + H2O =>
Bi + 8 HNO3 = Bi(NO3)6 + 2 NO + 4 H2O
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