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Équations chimiques équilibrées sur03/25/24

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NiCl26H2O + N2H4H2O = N2 + Ni + HCl + H2O =>
2 NiCl26H2O + 13 N2H4H2O = 13 N2 + 2 Ni + 52 HCl + 15 H2O

CaCO3 + *H3PO4 = Ca(H2PO4)2 + CaHPO4*2H2O + CO2 =>
2 CaCO3 + 3*H3PO4 = Ca(H2PO4)2 + CaHPO4*2H2O + 2 CO2

Br3 + H2O + SO2 = HBr + H2SO4 =>
2 Br3 + 6 H2O + 3 SO2 = 6 HBr + 3 H2SO4

Zn{2+} + O{2-} = ZnO =>
Zn{2+} + O{2-} = ZnO

nitricacid + aluminumhydroxide = aluminumnitrate + water =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O

KMnO4 + HCl = MnCl + KCl + Cl + H2O =>
KMnO4 + 8 HCl = MnCl + KCl + 6 Cl + 4 H2O

K4P2O7 + H2O = H3PO4 + KOH =>
K4P2O7 + 5 H2O = 2 H3PO4 + 4 KOH

FeO + SO3 = FeSO4 =>
FeO + SO3 = FeSO4

C6H5COOH + FeCl3 + NaOH = Fe(C6H5COO)3 + NaCl + H2O =>
3 C6H5COOH + FeCl3 + 3 NaOH = Fe(C6H5COO)3 + 3 NaCl + 3 H2O

SP + O2 = SO2 + PO =>
2 SP + 3 O2 = 2 SO2 + 2 PO

KMnO4 + HCl = MnCl + KCl + Cl + H2O =>
KMnO4 + 8 HCl = MnCl + KCl + 6 Cl + 4 H2O

NiCl26H2O + N2H4H2O = N2 + Ni + HCl + H2O =>
2 NiCl26H2O + 13 N2H4H2O = 13 N2 + 2 Ni + 52 HCl + 15 H2O

Na2C2O4 + KBrO2 + H2O = CO2 + KBr + NaOH =>
2 Na2C2O4 + KBrO2 + 2 H2O = 4 CO2 + KBr + 4 NaOH

MgOH + HCI = MgCI + H2O =>
MgOH + HCI = MgCI + H2O

Sr(No2)2 + K3Po4 = KNo2 + Sr3(Po4)2 =>
3 Sr(No2)2 + 2 K3Po4 = 6 KNo2 + Sr3(Po4)2

H2O + Fe = Fe2O3 + H23 =>
69 H2O + 46 Fe = 23 Fe2O3 + 6 H23

HTe + Li = LiTe + H2 =>
2 HTe + 2 Li = 2 LiTe + H2

NaOHHCl = NaCl + H2O =>
NaOHHCl = NaCl + H2O

SP + O2 = SO2 + PO =>
2 SP + 3 O2 = 2 SO2 + 2 PO

MgOH + HCI = MgCI + H2O =>
MgOH + HCI = MgCI + H2O

NiCl26H2O + N2H4H2O = N2 + Ni + HCl + H2O =>
2 NiCl26H2O + 13 N2H4H2O = 13 N2 + 2 Ni + 52 HCl + 15 H2O

Cr + Pb = Cr2Pb2 =>
2 Cr + 2 Pb = Cr2Pb2

KCI + K2SO4 = KSO4 + K2CI =>
KCI + K2SO4 = KSO4 + K2CI

MgOH + HCI = MgCI + H2O =>
MgOH + HCI = MgCI + H2O

NH3(g) + CO2(g) = (NH2)2CO(aq) + H2O(l) =>
2 NH3(g) + CO2(g) = (NH2)2CO(aq) + H2O(l)

CH3CH(OH)CH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CHOCH3 + H2O =>
6 CH3CH(OH)CH3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 6 CH3CHOCH3 + 7 H2O

Ni2O3 + H2O = H2Ni2O4 =>
Ni2O3 + H2O = H2Ni2O4

CaSO4(s) = CaO + SO3 =>
CaSO4(s) = CaO + SO3

SP + O2 = SO2 + PO =>
2 SP + 3 O2 = 2 SO2 + 2 PO

NiCl26H2O + N2H4H2O = N2 + Ni + HCl + H2O =>
2 NiCl26H2O + 13 N2H4H2O = 13 N2 + 2 Ni + 52 HCl + 15 H2O

SP + O2 = SO2 + PO =>
2 SP + 3 O2 = 2 SO2 + 2 PO

nitricacid + aluminumhydroxide = aluminumnitrate + water =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O

MgOH + HCI = MgCI + H2O =>
MgOH + HCI = MgCI + H2O

CaSO4(s) = CaO + SO3 =>
CaSO4(s) = CaO + SO3

SP + O2 = SO2 + PO =>
2 SP + 3 O2 = 2 SO2 + 2 PO

nitricacid + aluminumhydroxide = aluminumnitrate + water =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O

CoCl2 + KI = CoI2 + KCl =>
CoCl2 + 2 KI = CoI2 + 2 KCl

Co{2+} + Ce{3+} = Ce{4+} + Co =>
Co{2+} + 2 Ce{3+} = 2 Ce{4+} + Co

NiCl26H2O + N2H4H2O = N2 + Ni + HCl + H2O =>
2 NiCl26H2O + 13 N2H4H2O = 13 N2 + 2 Ni + 52 HCl + 15 H2O

K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg

MgOH + HCI = MgCI + H2O =>
MgOH + HCI = MgCI + H2O

NiCl26H2O + N2H4H2O = N2 + Ni + HCl + H2O =>
2 NiCl26H2O + 13 N2H4H2O = 13 N2 + 2 Ni + 52 HCl + 15 H2O

C4H8Br2 + KOH = C4H6 + KBr + H2O =>
C4H8Br2 + 2 KOH = C4H6 + 2 KBr + 2 H2O

NiCl26H2O + N2H4H2O = N2 + Ni + HCl + H2O =>
2 NiCl26H2O + 13 N2H4H2O = 13 N2 + 2 Ni + 52 HCl + 15 H2O

nitricacid + aluminumhydroxide = aluminumnitrate + water =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O

SiO2 + CaCO3 + Na2CO3 = Na2O*CaO*6SiO2 + CO2 =>
6 SiO2 + CaCO3 + Na2CO3 = Na2O*CaO*6SiO2 + 2 CO2

XC2H5 + KMnO4 + H2SO4 = XCOOHCOOH + K2SO4 + MnSO4 + H2O =>
10 XC2H5 + 22 KMnO4 + 33 H2SO4 = 10 XCOOHCOOH + 11 K2SO4 + 22 MnSO4 + 48 H2O

NH3 + Cr + H2O = Cr(OH)3 + NH4 =>
3 NH3 + Cr + 3 H2O = Cr(OH)3 + 3 NH4

SP + O2 = SO2 + PO =>
2 SP + 3 O2 = 2 SO2 + 2 PO

CH2CHCH3 + K2Cr2O7 + H2SO4 = CH3CO2H + Cr2(SO4)3 + K2SO4 + H2O =>
2 CH2CHCH3 + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3CO2H + 2 Cr2(SO4)3 + 2 K2SO4 + 8 H2O

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