| Équations équilibrées la veille |
SnS + 10 HNO3 = SnO2 + H2SO4 + 10 NO2 + 4 H2O
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
Zn(OH)2 + MgS = ZnS + Mg(OH)2 =>
Zn(OH)2 + MgS = ZnS + Mg(OH)2
KNO3 + CuS = CuSO4 + N2 + K2O =>
8 KNO3 + 5 CuS = 5 CuSO4 + 4 N2 + 4 K2O
C5H11OH + Na2SO4 = C5H11 + SO4 + NaOH =>
2 C5H11OH + Na2SO4 = 2 C5H11 + SO4 + 2 NaOH
Sn + HCl = Sn(HCl)2 =>
Sn + 2 HCl = Sn(HCl)2
CaS + Al(NO3)3 = Ca(NO3)2 + S3Al2 =>
3 CaS + 2 Al(NO3)3 = 3 Ca(NO3)2 + S3Al2
HNO2 + Fe = Fe(NO3)2 + NO + H2O =>
8 HNO2 + Fe = Fe(NO3)2 + 6 NO + 4 H2O
HCH3COO = CH2 + COO + H2O =>
3 HCH3COO = 4 CH2 + 2 COO + 2 H2O
MnO2 + S + H2SO4 = MnSO4 + H2S =>
2 MnO2 + 2 S + H2SO4 = 2 MnSO4 + H2S
OH + Cr2O3 = CrO4 + H2O =>
10 OH + Cr2O3 = 2 CrO4 + 5 H2O
AgNO3 + AgBr = Ag2Br + NO3 =>
AgNO3 + AgBr = Ag2Br + NO3
NH4Cl + NH3 + H2O = ClOH + NH4 =>
NH4Cl + NH3 + H2O = ClOH + 2 NH4
XCu(s) + XAg(NO3)(aq) = XAg(s) + XCu(NO3)2(aq) =>
XCu(s) + 2 XAg(NO3)(aq) = 2 XAg(s) + XCu(NO3)2(aq)
KCNS + Fe2(SO4)3 = FeCNS + K2(SO4)3 =>
2 KCNS + Fe2(SO4)3 = 2 FeCNS + K2(SO4)3
S4O6{2-} + Cr{2+} = S2O3{2-} + Cr{3+} =>
S4O6{2-} + 2 Cr{2+} = 2 S2O3{2-} + 2 Cr{3+}
F(OH)3 = F2O3 + H2O =>
2 F(OH)3 = F2O3 + 3 H2O
BeO + H2O + NaOH = Na2[Be(OH)4] =>
BeO + H2O + 2 NaOH = Na2[Be(OH)4]
C5H9O8P + C4H4O4 = C6H11O9P + C4H2O4 =>
4 C5H9O8P + 3 C4H4O4 = 4 C6H11O9P + 2 C4H2O4
BaCl2 + FeSO4 = BaSO4 + FeCl2 =>
BaCl2 + FeSO4 = BaSO4 + FeCl2
(NH4)3PO4 + Na2S = Na3PO4 + (NH4)2S =>
2(NH4)3PO4 + 3 Na2S = 2 Na3PO4 + 3(NH4)2S
CU + K2SO4 = K + CUSO4 =>
CU + K2SO4 = 2 K + CUSO4
CO2 + CsOH = Cs2CO3 + H2O =>
CO2 + 2 CsOH = Cs2CO3 + H2O
O{-2} + Ga{+3} = Ga2O3 =>
3 O{-2} + 2 Ga{+3} = Ga2O3
SO2 + Cl2 + H2O = HCl + H2SO4 =>
SO2 + Cl2 + 2 H2O = 2 HCl + H2SO4
XCl2(aq) + AgNO3(aq) = X(NO3)2(aww) + AgCl(s) =>
XCl2(aq) + 2 AgNO3(aq) = X(NO3)2(aww) + 2 AgCl(s)
Ag + KCN + HNO3 = AgCN + KNO3 + NO + H2O =>
3 Ag + 3 KCN + 4 HNO3 = 3 AgCN + 3 KNO3 + NO + 2 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Fe(NO3)3*9(H2O) + NH4OH + C4H6O6 = Fe2(C4H4O6)3 + NH4NO3 + H2O =>
2 Fe(NO3)3*9(H2O) + 6 NH4OH + 3 C4H6O6 = Fe2(C4H4O6)3 + 6 NH4NO3 + 24 H2O
SO2 + Cl2 + H2O = HCl + H2SO4 =>
SO2 + Cl2 + 2 H2O = 2 HCl + H2SO4
K2SO4 + Sr(NO3)2 = KNO3 + SrSO4 =>
K2SO4 + Sr(NO3)2 = 2 KNO3 + SrSO4
K2Cr2O7 + HBr = CrBr3 + H2O + Br2 + KBr =>
K2Cr2O7 + 14 HBr = 2 CrBr3 + 7 H2O + 3 Br2 + 2 KBr
Sb2S3(s) = Sb + S4 =>
4 Sb2S3(s) = 8 Sb + 3 S4
Al + J2 = Al3J1 =>
6 Al + J2 = 2 Al3J1
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
CO2 + HNO3 = CH + O2NO3 =>
CO2 + HNO3 = CH + O2NO3
Cr2O72{-} + CH3CH2OH + H{+} = Cr3{+} + CH3CHO + H2O =>
6 Cr2O72{-} + 427 CH3CH2OH + 10 H{+} = 4 Cr3{+} + 427 CH3CHO + 432 H2O
MgO + AlP = Al2O3 + Mg3P2 =>
3 MgO + 2 AlP = Al2O3 + Mg3P2
Bi2S3 + O2(g) = Bi2O3(g) + SO2 =>
2 Bi2S3 + 9 O2(g) = 2 Bi2O3(g) + 6 SO2
CH3NH2 + CH3NH3Cl = CH3NH + CH3NH4Cl =>
CH3NH2 + CH3NH3Cl = CH3NH + CH3NH4Cl
KOH + Cl2 = KClO3 + K + H2O =>
12 KOH + Cl2 = 2 KClO3 + 10 K + 6 H2O
CH8 + O2(g) = CO2(g) + H2O(l) =>
CH8 + 3 O2(g) = CO2(g) + 4 H2O(l)
AI(OH)3(s) + NaOH(ac) = NaAIO2(ac) + H2O(l) =>
AI(OH)3(s) + NaOH(ac) = NaAIO2(ac) + 2 H2O(l)
Cl + F3 = FCl =>
3 Cl + F3 = 3 FCl
CH3SCH3 + OH = SO + C2H6 + H2O =>
CH3SCH3 + 2 OH = SO + C2H6 + H2O
SnNO2 + KPO4 = Sn(PO4) + KNO2 =>
SnNO2 + KPO4 = Sn(PO4) + KNO2
O2 + AlCl3 = Al2O3 + Cl2 =>
3 O2 + 4 AlCl3 = 2 Al2O3 + 6 Cl2
Mg + (NH4)Fe(SO4)2 = Fe + (NH4)Mg(SO4)2 =>
Mg + (NH4)Fe(SO4)2 = Fe + (NH4)Mg(SO4)2
HCO3 + H = H2O + CO2 =>
HCO3 + H = H2O + CO2
C8H8O3 + H2O = C5H6O3 + CH3OH =>
5 C8H8O3 + 11 H2O = 7 C5H6O3 + 5 CH3OH
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