| Équations équilibrées la veille |
2 Au + 3 S = Au2S3
Ca3Mo7O24 + H2SO4 = Ca(HSO4)2 + H6Mo7O24 =>
Ca3Mo7O24 + 6 H2SO4 = 3 Ca(HSO4)2 + H6Mo7O24
Na2CO3 + H3PO4 = Na2PO4 + H2O + HCO2 =>
Na2CO3 + H3PO4 = Na2PO4 + H2O + HCO2
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Y + N2 = YN =>
2 Y + N2 = 2 YN
Al2S3 = Al + S8 =>
8 Al2S3 = 16 Al + 3 S8
NiBr + MgSO4 = NiSO4 + MgBr =>
NiBr + MgSO4 = NiSO4 + MgBr
[(CH3COO)2Mn(H2O)4] + KMnO4 + CH3COOH = CH3COOK + H2O + [Mn3O(CH3COO)6(H2O)3]CH3COO =>
12[(CH3COO)2Mn(H2O)4] + 3 KMnO4 + 14 CH3COOH = 3 CH3COOK + 40 H2O + 5[Mn3O(CH3COO)6(H2O)3]CH3COO
HBr + VO + H2O = [V(H2O)6] + Br =>
2 HBr + VO + 5 H2O = [V(H2O)6] + 2 Br
Sb + O2 = Sb2O3 =>
4 Sb + 3 O2 = 2 Sb2O3
Zinc(Sulphate) + Strontium(Chloride) = Zinc(Chloride) + Strontium(Sulphate) =>
Zinc(Sulphate) + Strontium(Chloride) = Zinc(Chloride) + Strontium(Sulphate)
Ag + H2S + O2 = Ag2S + H2O =>
4 Ag + 2 H2S + O2 = 2 Ag2S + 2 H2O
Ni + HCl = NiCl2 + H2 =>
Ni + 2 HCl = NiCl2 + H2
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
C3H7COOH + Ba = C3H7COOBa + H2 =>
2 C3H7COOH + 2 Ba = 2 C3H7COOBa + H2
Ag + H2S + O2 = Ag2S + H2O =>
4 Ag + 2 H2S + O2 = 2 Ag2S + 2 H2O
Mg + AlPo4 = Mg3(Po4)2 + Al =>
3 Mg + 2 AlPo4 = Mg3(Po4)2 + 2 Al
CH2CHCH3 + Cl2 = CH2CHCH2Cl + HCl =>
CH2CHCH3 + Cl2 = CH2CHCH2Cl + HCl
K3[Cr(OH)6] + H2O2 = K2Cr2O7 + KOH + H2O =>
2 K3[Cr(OH)6] + 3 H2O2 = K2Cr2O7 + 4 KOH + 7 H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Fe + SO4 = (Fe)2(SO4)3 =>
2 Fe + 3 SO4 = (Fe)2(SO4)3
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
NaBr + H2SO4 = Na2SO4 + HBr =>
2 NaBr + H2SO4 = Na2SO4 + 2 HBr
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
MnSO4 + AgNO3 + (NH4)2S2O8 = (NH4)2SO4 + Mn(NO3)2 + Ag2S2O8 =>
MnSO4 + 2 AgNO3 + (NH4)2S2O8 = (NH4)2SO4 + Mn(NO3)2 + Ag2S2O8
Cu = Cu{2+} + e =>
Cu = Cu{2+} + 2e
(CH3)2SiCl2 + H2O = HCl + (CH3)2Si(OH)2 =>
(CH3)2SiCl2 + 2 H2O = 2 HCl + (CH3)2Si(OH)2
(NH4)2S2O8 + H2O = NH4HSO4 + H2O2 =>
(NH4)2S2O8 + 2 H2O = 2 NH4HSO4 + H2O2
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
H2 + I2 = HI =>
H2 + I2 = 2 HI
Mg + AlPo4 = Mg3(Po4)2 + Al =>
3 Mg + 2 AlPo4 = Mg3(Po4)2 + 2 Al
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
BN + F2 = BF3 + N2 =>
2 BN + 3 F2 = 2 BF3 + N2
K + Sn(NO3)2 = Sn + K(NO3)2 =>
K + Sn(NO3)2 = Sn + K(NO3)2
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Ca{+2} + H2SO4 = CaSO4 + H2{+2} =>
Ca{+2} + H2SO4 = CaSO4 + H2{+2}
Pt4 + Cl = PtCl4 =>
Pt4 + 16 Cl = 4 PtCl4
Zn + OH = Zn(OH)2 =>
Zn + 2 OH = Zn(OH)2
CH2OH + K2Cr2O7 + H2SO4 = HCOOH + Cr2(SO4)3 + K2SO4 + H2O =>
2 CH2OH + K2Cr2O7 + 4 H2SO4 = 2 HCOOH + Cr2(SO4)3 + K2SO4 + 5 H2O
In(OH)3 + HSO4 = In(SO4)3 + H2O =>
In(OH)3 + 3 HSO4 = In(SO4)3 + 3 H2O
FeSO4 + Ca(HCO3)2 + O2 = Fe2(CO3)3 + CaSO4 + H2O + CO2 =>
4 FeSO4 + 4 Ca(HCO3)2 + O2 = 2 Fe2(CO3)3 + 4 CaSO4 + 4 H2O + 2 CO2
SO2 + Ca = CaO + S =>
SO2 + 2 Ca = 2 CaO + S
CH4 + Br = HBr + C2H5Br =>
2 CH4 + 4 Br = 3 HBr + C2H5Br
Ba + AgNO3 = Ba(NO3)2 + Ag =>
Ba + 2 AgNO3 = Ba(NO3)2 + 2 Ag
Na(NO3) + CuBr2 = NaBr + Cu(NO3)2 =>
2 Na(NO3) + CuBr2 = 2 NaBr + Cu(NO3)2
CaOCl2 + NH3 = NO + CaCl2 + H2O =>
5 CaOCl2 + 2 NH3 = 2 NO + 5 CaCl2 + 3 H2O
Sr(s) + H2O(g) = H2(g) + SrO(s) =>
Sr(s) + H2O(g) = H2(g) + SrO(s)
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