| Équations équilibrées la veille |
Ni(C2H3O2)2*4H2O + 2 HNO3 = Ni(NO3)2 + 2 CH3COOH + 4 H2O
ClC2H3O2 + NH3 = NC2H5O2 + NH4Cl =>
ClC2H3O2 + 2 NH3 = NC2H5O2 + NH4Cl
Cu{2+} + I{-}— = CuI + I2 =>
2 Cu{2+} + 4 I{-}— = 2 CuI + I2
MgCO3 + C2H7NO3S = C4H12N2O6S2Mg + H2O + CO2 =>
MgCO3 + 2 C2H7NO3S = C4H12N2O6S2Mg + H2O + CO2
HClO4 + Xe(OH)2 = Xe(ClO4)2 + H2O =>
2 HClO4 + Xe(OH)2 = Xe(ClO4)2 + 2 H2O
COBr3 + AgC2H3O2 = CO(C2H3O2)3 + AgBr =>
COBr3 + 3 AgC2H3O2 = CO(C2H3O2)3 + 3 AgBr
H2 = H99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999 =>
4.6116860184274E + 18 H2 = H99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
KHCO3 + Ni(II)Br = KHCO3Ni(II)Br =>
KHCO3 + Ni(II)Br = KHCO3Ni(II)Br
Zn + HNO3 = ZnNO3 + NH3NO4 + H2O =>
5 Zn + 7 HNO3 = 5 ZnNO3 + NH3NO4 + 2 H2O
Ba(OH)2 + KMnO4 = KOH + BaMnO4 + O2 + H2O =>
4 Ba(OH)2 + 4 KMnO4 = 4 KOH + 4 BaMnO4 + O2 + 2 H2O
TiPO4 + AlCl = TiCl + AlPO4 =>
TiPO4 + AlCl = TiCl + AlPO4
NH3 + Ag2O = N2 + Ag + H2O =>
2 NH3 + 3 Ag2O = N2 + 6 Ag + 3 H2O
Br2 + Bi(OH)3 + KOH = KBr + KBiO3 + H2O =>
Br2 + Bi(OH)3 + 3 KOH = 2 KBr + KBiO3 + 3 H2O
C5H12O + Na2Cr2O7 + H2SO4 = C5H10O2 + Na2SO4 + Cr2(SO4)3 + H2O =>
3 C5H12O + 2 Na2Cr2O7 + 8 H2SO4 = 3 C5H10O2 + 2 Na2SO4 + 2 Cr2(SO4)3 + 11 H2O
P + KMnO4 + H2O = KH2PO4 + K2HPO4 + MnO2 =>
3 P + 5 KMnO4 + 2 H2O = KH2PO4 + 2 K2HPO4 + 5 MnO2
Ag + K3[Fe(CN)6] = K4[Fe(CN)6] + Ag4[Fe(CN)6] =>
4 Ag + 4 K3[Fe(CN)6] = 3 K4[Fe(CN)6] + Ag4[Fe(CN)6]
Cr(OH)2 + CO + H2O = CH4 + Cr(OH)3 =>
6 Cr(OH)2 + CO + 5 H2O = CH4 + 6 Cr(OH)3
Ag + K2CrO4 = AgK2CrO4 =>
Ag + K2CrO4 = AgK2CrO4
KCrO7 + HBr = KBr + CrBr3 + Br2 + H2O =>
KCrO7 + 14 HBr = KBr + CrBr3 + 5 Br2 + 7 H2O
FeS(s) + O2(g) + H2O(l) = Fe2O3(s) + H2SO4(aq) =>
4 FeS(s) + 9 O2(g) + 4 H2O(l) = 2 Fe2O3(s) + 4 H2SO4(aq)
SnSO4(aq) + Cu(s) = Sn(s) + CuSO4(aq) =>
SnSO4(aq) + Cu(s) = Sn(s) + CuSO4(aq)
CH3CH2CHO + Na2CO3 = CH3CH2CO2Na + CO2 + H2O =>
7 CH3CH2CHO + 4 Na2CO3 = 8 CH3CH2CO2Na + CO2 + H2O
C4H9 + O = CO2 + H2O =>
2 C4H9 + 25 O = 8 CO2 + 9 H2O
NaOH + CuSO4 = Na2SO4 + H2 + O2 + Cu =>
2 NaOH + CuSO4 = Na2SO4 + H2 + O2 + Cu
K2Cr2O7 + H2SO3 + H2SO4 = Cr2(SO4)3 + KSO4 + H2O =>
K2Cr2O7 + 2 H2SO3 + 3 H2SO4 = Cr2(SO4)3 + 2 KSO4 + 5 H2O
CuSO4(aq) + KSCN(s) = CuSCN + KSO4 =>
CuSO4(aq) + KSCN(s) = CuSCN + KSO4
MnO2 + H2O = Mn(OH)2 + O2 =>
2 MnO2 + 2 H2O = 2 Mn(OH)2 + O2
C + KIO3 = CO2 + KI =>
3 C + 2 KIO3 = 3 CO2 + 2 KI
NH3BH3 + H2O = NH4BO2 + H2 =>
NH3BH3 + 2 H2O = NH4BO2 + 3 H2
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
H4P2O7 + H2O = H3PO4 =>
H4P2O7 + H2O = 2 H3PO4
NaOH(aq) + CuSO4(aq) = NaHSO4 + OCu =>
NaOH(aq) + CuSO4(aq) = NaHSO4 + OCu
CuSO4 + HCl = CuCl2 + SO2 + O2 + H2O =>
2 CuSO4 + 4 HCl = 2 CuCl2 + 2 SO2 + O2 + 2 H2O
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
Mn(NO3)2 + (NH4)3PO4 = Mn3(PO4)2 + (NH4)(NO3) =>
3 Mn(NO3)2 + 2(NH4)3PO4 = Mn3(PO4)2 + 6(NH4)(NO3)
Zn(s) + H2SO4(l) = ZnSO4(s) + H(g) =>
Zn(s) + H2SO4(l) = ZnSO4(s) + 2 H(g)
BaSO4 + AuCl3 = Au2(SO4)3 + BaCl2 =>
3 BaSO4 + 2 AuCl3 = Au2(SO4)3 + 3 BaCl2
Ni + Cr2O7{2-} + H{+} = Ni{3+} + Cr{3+} + H2O =>
2 Ni + Cr2O7{2-} + 14 H{+} = 2 Ni{3+} + 2 Cr{3+} + 7 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
PbO2 + CrCl3 + NaOH = PbO + Na2CrO4 + NaCl + H2O =>
3 PbO2 + 2 CrCl3 + 10 NaOH = 3 PbO + 2 Na2CrO4 + 6 NaCl + 5 H2O
Sb2O3(s) + NaOH(ac) = NaSbO2(ac) + H2O(i) =>
Sb2O3(s) + 2 NaOH(ac) = 2 NaSbO2(ac) + H2O(i)
K + H2O = KOH + H =>
K + H2O = KOH + H
H3C6H5O7 + NaHCO3 = C6H8NaO7 + H2O + CO2 =>
19 H3C6H5O7 + 18 NaHCO3 = 18 C6H8NaO7 + 13 H2O + 24 CO2
HCOOH + O2 = CO2 + H2O =>
2 HCOOH + O2 = 2 CO2 + 2 H2O
LiS + HNO3 = LiNO3 + HS =>
LiS + HNO3 = LiNO3 + HS
Sn + Na2S = SnS2 + Na =>
Sn + 2 Na2S = SnS2 + 4 Na
Cu(NO3)2(aq) + K2CO3(aq) = CuCO3 + KNO3 =>
Cu(NO3)2(aq) + K2CO3(aq) = CuCO3 + 2 KNO3
LiS2 = Li + S2 =>
LiS2 = Li + S2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
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