| Équations équilibrées la veille | Équations équilibrées le lendemain |
20 C6H8O7 + 27 CaCO3 = 9 Ca3(C6H7O7)2 + 17 H2O + 39 CO2
F2 + Cl2 = F3Cl3 =>
3 F2 + 3 Cl2 = 2 F3Cl3
CuSO4*5H2O + K2C2O4*H2O = K2[Cu(C2O4)2]*3H2O + H2O + K + SO4 =>
CuSO4*5H2O + 2 K2C2O4*H2O = K2[Cu(C2O4)2]*3H2O + 4 H2O + 2 K + SO4
CH3CN + NaOH = CH3OH + NaCN =>
CH3CN + NaOH = CH3OH + NaCN
KSn(NO3)2 = SnK(NO3)2 =>
KSn(NO3)2 = SnK(NO3)2
Cr2O7{-2} + CH3OH + H{+} = Cr{3+} + CO2 + H2O =>
Cr2O7{-2} + CH3OH + 8 H{+} = 2 Cr{3+} + CO2 + 6 H2O
NaCl + NaNO3 + H2SO4 = NaHSO4 + NO + H2O + Cl2 =>
6 NaCl + 2 NaNO3 + 8 H2SO4 = 8 NaHSO4 + 2 NO + 4 H2O + 3 Cl2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
La(NO3)3 + SiO2 + C2H6N4O2 + Fe(NO3)3 = La980Si6O27*Fe020 + H2O + CO2 + N2 =>
980 La(NO3)3 + 6 SiO2 + 1797 C2H6N4O2 + 20 Fe(NO3)3 = La980Si6O27*Fe020 + 5391 H2O + 3594 CO2 + 5094 N2
Cr2O7{-2} + N2H4 + H{+} = Cr{3+} + N2 + H2O =>
2 Cr2O7{-2} + 3 N2H4 + 16 H{+} = 4 Cr{3+} + 3 N2 + 14 H2O
CHCl3 + NaOH = NaClO + CH4 =>
CHCl3 + 3 NaOH = 3 NaClO + CH4
Cr2O7{-2} + N2H4 + H{+} = Cr{3+} + N2 + H2O =>
2 Cr2O7{-2} + 3 N2H4 + 16 H{+} = 4 Cr{3+} + 3 N2 + 14 H2O
NaNO2 + MgCrO7 + H2SO4 = NaNO3 + Cr2(SO4)3 + MgSO4 + H2O =>
9 NaNO2 + 2 MgCrO7 + 5 H2SO4 = 9 NaNO3 + Cr2(SO4)3 + 2 MgSO4 + 5 H2O
N3 + MgO = N2O3 + Mg =>
2 N3 + 9 MgO = 3 N2O3 + 9 Mg
C2H5OC2H5 + Mn2O7 + H2SO4 = CO2 + H2O + MnSO4 =>
5 C2H5OC2H5 + 12 Mn2O7 + 24 H2SO4 = 20 CO2 + 49 H2O + 24 MnSO4
Pb{+2} + NaOH = Pb(OH)2 + Na{+} =>
Pb{+2} + 2 NaOH = Pb(OH)2 + 2 Na{+}
HNO3 + HCO3{-} = NO3{-} + CO2 + H2O =>
HNO3 + HCO3{-} = NO3{-} + CO2 + H2O
HNO3 + I2 = H2O + HIO3 + NO =>
10 HNO3 + 3 I2 = 2 H2O + 6 HIO3 + 10 NO
Cr2O7{-2} + N2H4 + H{+} = Cr{3+} + N2 + H2O =>
2 Cr2O7{-2} + 3 N2H4 + 16 H{+} = 4 Cr{3+} + 3 N2 + 14 H2O
CH3COOH + K2Cr2O7 = CH3COOK + (CH3COO)3Cr + O2 + H2O =>
16 CH3COOH + 2 K2Cr2O7 = 4 CH3COOK + 4(CH3COO)3Cr + 3 O2 + 8 H2O
AlH3 + KOH + H2O = K(Al(OH)4) + H2 =>
AlH3 + KOH + 3 H2O = K(Al(OH)4) + 3 H2
Co + H2O = CoO + H2 =>
Co + H2O = CoO + H2
H3N = H + N =>
H3N = 3 H + N
Ni3(PO3)2 + CoPO4 = Ni3(PO4)2 + CoPO3 =>
Ni3(PO3)2 + 2 CoPO4 = Ni3(PO4)2 + 2 CoPO3
SO4 + BaCl2 + HCl = BaSO4 + HCl3 =>
SO4 + BaCl2 + HCl = BaSO4 + HCl3
Cr2O7{-2} + N2H4 + H{+} = Cr{3+} + N2 + H2O =>
2 Cr2O7{-2} + 3 N2H4 + 16 H{+} = 4 Cr{3+} + 3 N2 + 14 H2O
H2SO4 + H3PO3 = H2SO3 + H3PO4 =>
H2SO4 + H3PO3 = H2SO3 + H3PO4
HCl(aq) + NaOH(l) = NaCl(s) + H2O(l) =>
HCl(aq) + NaOH(l) = NaCl(s) + H2O(l)
K2SeO3 + KL + HCl = KCl + Se + L2 + H2O =>
K2SeO3 + 4 KL + 6 HCl = 6 KCl + Se + 2 L2 + 3 H2O
Calcium + tin(iv)chloride = calciumchloride + tin =>
2 Ca + SnCl4 = 2 CaCl2 + Sn
Br{-} + MnO4{-} + H{+] = Mn{2+}+Br2+H2O =>
10 Br{-} + 2 MnO4{-} + 16 H{+] = 2 Mn{2+}+5Br2+8H2O
Na3PO4 + P2O5 = Na3P3O9 =>
Na3PO4 + P2O5 = Na3P3O9
FeSO4 + NaClO3 + NaOH + H2O = Fe(OH)3 + NaCl + Na2SO4 =>
6 FeSO4 + NaClO3 + 12 NaOH + 3 H2O = 6 Fe(OH)3 + NaCl + 6 Na2SO4
KBrO3 + KI + HCl = KBr + H2O + KCl + I2 =>
KBrO3 + 6 KI + 6 HCl = KBr + 3 H2O + 6 KCl + 3 I2
K2O2N2F2 + He + H2 = He2HKONF =>
K2O2N2F2 + 4 He + H2 = 2 He2HKONF
(CH3)2Si(OH)2 + B(OH)3 = B2SiO + H2 + CO2 + H2O =>
(CH3)2Si(OH)2 + 2 B(OH)3 = B2SiO + 4 H2 + 2 CO2 + 3 H2O
CH4 + N2Cl6 = CCl4 + N2 + H2 =>
3 CH4 + 2 N2Cl6 = 3 CCl4 + 2 N2 + 6 H2
MnO7 + NH3 = MnO2 + N2 + H2O =>
3 MnO7 + 10 NH3 = 3 MnO2 + 5 N2 + 15 H2O
A1 + PB(NO3)2 = PB + A1(NO3)3 =>
2 A1 + 3 PB(NO3)2 = 3 PB + 2 A1(NO3)3
K2Cr2O7 + H2S + H2SO4 = Cr2(SO4)3 + H2O + KHSO4 =>
4 K2Cr2O7 + 3 H2S + 17 H2SO4 = 4 Cr2(SO4)3 + 16 H2O + 8 KHSO4
Al + KClO4 + H2O + KOH = K[Al(OH)4] + KCl =>
8 Al + 3 KClO4 + 12 H2O + 8 KOH = 8 K[Al(OH)4] + 3 KCl
Mn + PbO2 + HNO3 = Pb(NO3)2 + HMnO4 + H2O =>
2 Mn + 7 PbO2 + 14 HNO3 = 7 Pb(NO3)2 + 2 HMnO4 + 6 H2O
Ni{2+} + HCO(C6H4)OH + C3H7NH2 = Ni(O(C6H4)CHNC3H7)2 + H{+} + H2O =>
Ni{2+} + 2 HCO(C6H4)OH + 2 C3H7NH2 = Ni(O(C6H4)CHNC3H7)2 + 2 H{+} + 2 H2O
S + KCl = KS + Cl =>
S + KCl = KS + Cl
Na2S2O3 + Ba(OH)2 = BaS2O3 + NaOH =>
Na2S2O3 + Ba(OH)2 = BaS2O3 + 2 NaOH
C + O2 = (CO3)2 =>
2 C + 3 O2 = (CO3)2
NaC2H3O2 + HCl = NaCl + C2H3O2 + H2 =>
2 NaC2H3O2 + 2 HCl = 2 NaCl + 2 C2H3O2 + H2
LiNO3 + C3H8O3 = Li2O + N2 + CO2 + H2O =>
14 LiNO3 + 5 C3H8O3 = 7 Li2O + 7 N2 + 15 CO2 + 20 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
MnO2(k) + HCl(aq) = MnCl2(s) + Cl2(g) + H2O(l) =>
MnO2(k) + 4 HCl(aq) = MnCl2(s) + Cl2(g) + 2 H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/24/25
Équations équilibrées sur02/23/24
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