| Équations équilibrées la veille |
2 C7H6O3(S) + C4H6O3(l) = 2 C9H8O4(S) + H2O(l)
CuO + HCl = [CuCl4]{2-} + H{+} + H2O =>
CuO + 4 HCl = [CuCl4]{2-} + 2 H{+} + H2O
C2H + O = C2O + H2O =>
2 C2H + 3 O = 2 C2O + H2O
CuCl2 + Cu + HCl = H(CuCl2) =>
CuCl2 + Cu + 2 HCl = 2 H(CuCl2)
Ce2 + NaOH = NaCeO + NaCe + H2O =>
Ce2 + 2 NaOH = NaCeO + NaCe + H2O
HNO3 + C6H8O7*H2O = N2 + CO2 + H2O =>
18 HNO3 + 5 C6H8O7*H2O = 9 N2 + 30 CO2 + 34 H2O
ZnBr2 + Na2CO3 = Zn2(CO3)2 + NaBr =>
2 ZnBr2 + 2 Na2CO3 = Zn2(CO3)2 + 4 NaBr
K2SO + C = K2S + CO =>
K2SO + C = K2S + CO
RuO2 = Ru + O =>
RuO2 = Ru + 2 O
KMnO4 + H2O + Na2SO3 = MnO3 + Na2SO4 + KOH =>
2 KMnO4 + H2O + Na2SO3 = 2 MnO3 + Na2SO4 + 2 KOH
Mg(s) + C2H4O2(aq) = H(g) + Mg(O2CCH3)2(aq) =>
Mg(s) + 2 C2H4O2(aq) = 2 H(g) + Mg(O2CCH3)2(aq)
CH3CHCH2 + HCl = CH3CHClCH3 =>
CH3CHCH2 + HCl = CH3CHClCH3
NO2C6H5COOH + HCl = NH2C6H5COOH + ClO =>
NO2C6H5COOH + 2 HCl = NH2C6H5COOH + 2 ClO
CuO + HCl = [CuCl4]{2-} + H{+} + H2O =>
CuO + 4 HCl = [CuCl4]{2-} + 2 H{+} + H2O
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
SiCI4 + H2O = H4SiO4 + H + C + I =>
SiCI4 + 4 H2O = H4SiO4 + 4 H + C + 4 I
Ga2(CO3)3 + HNO3 = Ga(NO3)3 + CO2 + H2O =>
Ga2(CO3)3 + 6 HNO3 = 2 Ga(NO3)3 + 3 CO2 + 3 H2O
Mg3(PO4)2(s) + KOH = Mg(OH)2(s) + K3PO4(aq) =>
Mg3(PO4)2(s) + 6 KOH = 3 Mg(OH)2(s) + 2 K3PO4(aq)
Pd + FeSO4 = PdSO4 + Fe =>
Pd + FeSO4 = PdSO4 + Fe
Na3PO4 + Cu(NO3)2 = CuPO4 + Na3(NO3)2 =>
Na3PO4 + Cu(NO3)2 = CuPO4 + Na3(NO3)2
Ca(NO2)2 + K(OH) = Ca(OH)2 + KNO2 =>
Ca(NO2)2 + 2 K(OH) = Ca(OH)2 + 2 KNO2
MnCl2 + NaHCO3 = Mn(CO3) + NaCl + CO2 + H2O =>
MnCl2 + 2 NaHCO3 = Mn(CO3) + 2 NaCl + CO2 + H2O
WCl3 + K2O = W2O3 + KCl =>
2 WCl3 + 3 K2O = W2O3 + 6 KCl
Co(NO3)3 + (NH4)2C2O4 = Co2(C2O4)3 + NH4NO3 =>
2 Co(NO3)3 + 3(NH4)2C2O4 = Co2(C2O4)3 + 6 NH4NO3
CuO + HCl = [CuCl4]{2-} + H{+} + H2O =>
CuO + 4 HCl = [CuCl4]{2-} + 2 H{+} + H2O
Cu + Mg(OH)2 = Cu(OH)2 + Mg =>
Cu + Mg(OH)2 = Cu(OH)2 + Mg
LiOH + HN = H2O + LiN =>
LiOH + HN = H2O + LiN
Br2 + Cr(No3)3 + NaOH = Na2CrO4 + NaBr + NaNo3 + H2O =>
3 Br2 + 2 Cr(No3)3 + 16 NaOH = 2 Na2CrO4 + 6 NaBr + 6 NaNo3 + 8 H2O
CuO + HCl = [CuCl4]{2-} + H{+} + H2O =>
CuO + 4 HCl = [CuCl4]{2-} + 2 H{+} + H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Cr(s) + N2(g) + O2(g) = Cr(NO3)3(s) =>
2 Cr(s) + 3 N2(g) + 9 O2(g) = 2 Cr(NO3)3(s)
Al2O3 = Al + O9 =>
3 Al2O3 = 6 Al + O9
C6H5Cl + AgNO3 = AgCl + C6H5NO3 =>
C6H5Cl + AgNO3 = AgCl + C6H5NO3
(P4O6(s)) + H2O(l) = H3PO3(aq) =>
(P4O6(s)) + 6 H2O(l) = 4 H3PO3(aq)
BaClO3 + C5SO4 = C5ClO3 + BaSO4 =>
BaClO3 + C5SO4 = C5ClO3 + BaSO4
AgNO{3} + NaSO{4} = AgSO{4)+NaNO{3} =>
AgNO{3} + NaSO{4} = AgSO{4)+NaNO{3}
Ca(NO3)2 + (NH3)3(PO4) = Ca3(PO4)2 + NO3NH3 =>
3 Ca(NO3)2 + 2(NH3)3(PO4) = Ca3(PO4)2 + 6 NO3NH3
CrBr2 + K2SO4 = K2Br2 + CrSO4 =>
CrBr2 + K2SO4 = K2Br2 + CrSO4
Na2BeO2 + H2SO4 = BeSO4 + Na2SO4 + H2O =>
Na2BeO2 + 2 H2SO4 = BeSO4 + Na2SO4 + 2 H2O
Zn(CH3COO)2 + H2SO4 = Zn(SO4)2 + H2(CH3COO) =>
Zn(CH3COO)2 + 2 H2SO4 = Zn(SO4)2 + 2 H2(CH3COO)
C4H6 + Br2 = C4H6Br8 =>
C4H6 + 4 Br2 = C4H6Br8
CrO4{-2} + AsO3{-3} + H{+} + H2O = AsO4{-3} + Cr(OH)3 =>
2 CrO4{-2} + 3 AsO3{-3} + 4 H{+} + H2O = 3 AsO4{-3} + 2 Cr(OH)3
NH3 + O2 = N2 + H2O0 =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O0
CO2 + H2O = O2 + C12H22O11 =>
12 CO2 + 11 H2O = 12 O2 + C12H22O11
P2O3 + NO = N2 + P2O5 =>
P2O3 + 2 NO = N2 + P2O5
KI + NaCl = KCl + INa =>
KI + NaCl = KCl + INa
VCl3 + O2 = VOCl2 + Cl2 =>
2 VCl3 + O2 = 2 VOCl2 + Cl2
HBr + HOK = KBr + H2O =>
HBr + HOK = KBr + H2O
CuO + CO = CO2 + Cu =>
CuO + CO = CO2 + Cu
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