| Équations équilibrées la veille |
2 NaCl(s) + F2(g) = 2 NaF(s) + Cl2(g)
K2Cr2O7 + HCl = KCl + CrCl3 + Cl2 + HOH =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 3 Cl2 + 7 HOH
NH3 + NO3 = N2O + H2 =>
10 NH3 + 2 NO3 = 6 N2O + 15 H2
Na2CO3 + HCl = Na2(Cl) + HCO3 =>
Na2CO3 + HCl = Na2(Cl) + HCO3
CaBr2(aq) + K2ClO3(aq) = KBr(aq) + CaClO3(s) =>
CaBr2(aq) + K2ClO3(aq) = 2 KBr(aq) + CaClO3(s)
La + O2 = La2O8 =>
2 La + 4 O2 = La2O8
KClO3 + HOCCOH + H2SO4 = K2SO4 + C2H2O4 + Cl2 + H2O =>
4 KClO3 + 5 HOCCOH + 2 H2SO4 = 2 K2SO4 + 5 C2H2O4 + 2 Cl2 + 2 H2O
H{+} + No3{-} + Al(OH)3 = Al(No3)3 + H2O =>
3 H{+} + 3 No3{-} + Al(OH)3 = Al(No3)3 + 3 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2O + SO4 + Cl2 = SO42{-} + Cl{-} + H{+} =>
76 H2O + 2 SO4 + 75 Cl2 = 2 SO42{-} + 150 Cl{-} + 152 H{+}
CuO + NH3 = NH2 + H2O + Cu =>
CuO + 2 NH3 = 2 NH2 + H2O + Cu
K2CO3 + MgO + ZrO2 = K2MgZrO4 + CO2 =>
K2CO3 + MgO + ZrO2 = K2MgZrO4 + CO2
C6H12O6 + HNO3 = C11H17N3O8 + H2O + CO2 =>
5 C6H12O6 + 6 HNO3 = 2 C11H17N3O8 + 16 H2O + 8 CO2
NH4(OH) + Fe(NO3)3 = Fe(OH)3 + NH4(NO3) =>
3 NH4(OH) + Fe(NO3)3 = Fe(OH)3 + 3 NH4(NO3)
KOH + (NH4)2CO3 = KOH(CO3) + (NH4)2 =>
KOH + (NH4)2CO3 = KOH(CO3) + (NH4)2
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
C4H11NO2 + O2 = CO2 + H2O + NO2 =>
4 C4H11NO2 + 27 O2 = 16 CO2 + 22 H2O + 4 NO2
ZnCl2 + H2 = Zn + HCl =>
ZnCl2 + H2 = Zn + 2 HCl
La2O3 + H2O = La(OH)3 =>
La2O3 + 3 H2O = 2 La(OH)3
MnO2 + H2O = MnO(OH)2 =>
MnO2 + H2O = MnO(OH)2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
K2Cr2O7 + KHSO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
2 K2Cr2O7 + 6 KHSO3 + 5 H2SO4 = 2 Cr2(SO4)3 + 5 K2SO4 + 8 H2O
Mg(OH)2 + HCr = MgCr2 + H2O =>
Mg(OH)2 + 2 HCr = MgCr2 + 2 H2O
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Al2(SO4)3 + Na2CrO4 = Na2(SO4)3 + Al2CrO4 =>
Al2(SO4)3 + Na2CrO4 = Na2(SO4)3 + Al2CrO4
Ba(s) + H3PO4(aq) = Ba3(PO4)2 + H2 =>
3 Ba(s) + 2 H3PO4(aq) = Ba3(PO4)2 + 3 H2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
NaNO2 + H2SO4 = H2O + HNO3 + NO + Na2SO4 =>
6 NaNO2 + 3 H2SO4 = 2 H2O + 2 HNO3 + 4 NO + 3 Na2SO4
Al2O3 + HgCl2 = AlCl3 + HgO =>
Al2O3 + 3 HgCl2 = 2 AlCl3 + 3 HgO
Na2SO4 + KMnO4 + CaSO4(H2O)2 = K2SO4CaSO4(H2O) + NaMnO4 + H2O =>
Na2SO4 + 2 KMnO4 + CaSO4(H2O)2 = K2SO4CaSO4(H2O) + 2 NaMnO4 + H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
CH3OH10 + O2 = CO2 + H2O =>
4 CH3OH10 + 15 O2 = 4 CO2 + 26 H2O
KH2PO4LiOH = LiH2PO4KOH =>
KH2PO4LiOH = LiH2PO4KOH
H3C6H507 + OH = C6H507 + H2O =>
H3C6H507 + 3 OH = C6H507 + 3 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
ZnO + NH4NO3 = [Zn(NH3)4](NO3)2 + HNO3 + H2O =>
ZnO + 4 NH4NO3 = [Zn(NH3)4](NO3)2 + 2 HNO3 + H2O
Al + NiBr = AlBr3 + Ni =>
Al + 3 NiBr = AlBr3 + 3 Ni
C2H4(OH)2(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H4(OH)2(g) + 5 O2(g) = 4 CO2(g) + 6 H2O(g)
CoSO4*7H2O + NH4SCN + HgCl2 = Hg[Co(SCN)4] + NH4{+} + Cl{-} + SO4{2-} + H2O =>
CoSO4*7H2O + 4 NH4SCN + HgCl2 = Hg[Co(SCN)4] + 4 NH4{+} + 2 Cl{-} + SO4{2-} + 7 H2O
FeO + HBrO4 = Fe(BrO4)3 + Br2O3 + H2O =>
8 FeO + 26 HBrO4 = 8 Fe(BrO4)3 + Br2O3 + 13 H2O
CaO + N2O5 = Ca3N2 + O2 =>
3 CaO + N2O5 = Ca3N2 + 4 O2
Al + J2 = AlJ3 =>
2 Al + 3 J2 = 2 AlJ3
AgNO3(was) + NaCl(aq) = AgCl(s) + NaNO3(an) =>
AgNO3(was) + NaCl(aq) = AgCl(s) + NaNO3(an)
Fe2(SO4)3(aq) + CaBr2(aq) = CaSO4(s) + FeBr3(aq) =>
Fe2(SO4)3(aq) + 3 CaBr2(aq) = 3 CaSO4(s) + 2 FeBr3(aq)
Cl2 + BaBr2 = BaCl2 + Br2 =>
Cl2 + BaBr2 = BaCl2 + Br2
Cr + NaCl = CrCl2 + Na =>
Cr + 2 NaCl = CrCl2 + 2 Na
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
Ag + H2S = Ag2S + H2 =>
2 Ag + H2S = Ag2S + H2
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
Zn + O = ZnO =>
Zn + O = ZnO
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