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Chemische vergelijkingen in evenwicht op10/03/17

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Breng de vergelijking van een chemische reactie in evenwicht
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2

CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2

SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl

KMnO4 + PH3 + H2SO4 = MnSO4 + K2SO4 + H3PO4 + H2O =>
8 KMnO4 + 5 PH3 + 12 H2SO4 = 8 MnSO4 + 4 K2SO4 + 5 H3PO4 + 12 H2O

NHO3 + NH3 = NH3NO3 + H2O =>
9 NHO3 + 7 NH3 = 8 NH3NO3 + 3 H2O

Fe(OH)2 + O2 + H2O = Fe(OH)3 =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3

Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2

P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4

Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO

FeCl3 + C7H6O3 = Fe(C7H6O3)3 + Cl =>
FeCl3 + 3 C7H6O3 = Fe(C7H6O3)3 + 3 Cl

HgO = Hg + O2 =>
2 HgO = 2 Hg + O2

POCl3 + H2O = H3PO4 + HCl =>
POCl3 + 3 H2O = H3PO4 + 3 HCl

Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O

K2Cr2O7 + KNO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + KNO3 + H2O =>
K2Cr2O7 + 3 KNO2 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 KNO3 + 4 H2O

K + Br2 = KBr =>
2 K + Br2 = 2 KBr

Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3

Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2

H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O

Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2

AL + P = ALP =>
AL + P = ALP

Na2S2 + O2 + H20 = Na2S2O35H20 =>
2 Na2S2 + 35 O2 + 2 H20 = 2 Na2S2O35H20

Na2S2 + O2 + H2O = Na2S2O35H20 =>
2 Na2S2 + 25 O2 + 20 H2O = 2 Na2S2O35H20

NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O

C4H8 + O2 = H2O + CO2 =>
C4H8 + 6 O2 = 4 H2O + 4 CO2

Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3

Zn + C6H8O7 = Zn3(C6H5O7)2 + H2 =>
3 Zn + 2 C6H8O7 = Zn3(C6H5O7)2 + 3 H2

Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O

K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2

KAl(OH)4 + H2SO4 = KAl(SO4)2 + H2O =>
KAl(OH)4 + 2 H2SO4 = KAl(SO4)2 + 4 H2O

NaNO2 + NaI + H2SO4 = Na2SO4 + NO + I2 + H2O =>
2 NaNO2 + 2 NaI + 2 H2SO4 = 2 Na2SO4 + 2 NO + I2 + 2 H2O

Na2S2 + O2 + H2O = Na2S2O35H20 =>
2 Na2S2 + 25 O2 + 20 H2O = 2 Na2S2O35H20

CH4(g) + H2O(g) = CO(g) + H2(g) =>
CH4(g) + H2O(g) = CO(g) + 3 H2(g)

Na2S2 + O2 + H20 = Na2S2O35H20 =>
2 Na2S2 + 35 O2 + 2 H20 = 2 Na2S2O35H20

H2S + HCLO3 = S + HCL + H2O =>
3 H2S + HCLO3 = 3 S + HCL + 3 H2O

NH3 + CO2 = NH4CO2NH2 =>
2 NH3 + CO2 = NH4CO2NH2

Mg + Sn(NO3)4 = Mg(NO3)2 + Sn =>
2 Mg + Sn(NO3)4 = 2 Mg(NO3)2 + Sn

FeCl3 + C7H6O3 = Fe(C7H6O3)3 + Cl =>
FeCl3 + 3 C7H6O3 = Fe(C7H6O3)3 + 3 Cl

NaOH + AgNO3 = H2O + NaNO3 + Ag2O =>
2 NaOH + 2 AgNO3 = H2O + 2 NaNO3 + Ag2O

CO(g) + H2O(g) = CO2(g) + H2(g) =>
CO(g) + H2O(g) = CO2(g) + H2(g)

FeCl3 + C7H6O3 = Fe(C7H6O3)3 + Cl =>
FeCl3 + 3 C7H6O3 = Fe(C7H6O3)3 + 3 Cl

C2H4 + KMnO4 + H2O = C2H4(OH)2 + MnO2 + KOH =>
3 C2H4 + 2 KMnO4 + 4 H2O = 3 C2H4(OH)2 + 2 MnO2 + 2 KOH

Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O

C6H8O6 + I3{-} = C6H6O6 + I{-} + IH =>
C6H8O6 + I3{-} = C6H6O6 + I{-} + 2 IH

Li2S + HBr = LiBr + H2S =>
Li2S + 2 HBr = 2 LiBr + H2S

HCL + H2O = H3O + CL =>
HCL + H2O = H3O + CL

C3H7COOH + H2O = C3H7COO + H3O =>
C3H7COOH + H2O = C3H7COO + H3O

K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H20 + O2 =>
10 K2Cr2O7 + 40 H2SO4 = 10 K2SO4 + 10 Cr2(SO4)3 + 4 H20 + 35 O2

HNO3 + Cu = Cu(NO3)2 + NO + H2O =>
8 HNO3 + 3 Cu = 3 Cu(NO3)2 + 2 NO + 4 H2O

HCl + H2O = H3O + Cl =>
HCl + H2O = H3O + Cl

KBr + (NH4)3PO4 = K3PO4 + BrNH4 =>
3 KBr + (NH4)3PO4 = K3PO4 + 3 BrNH4

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Breng de vergelijking van een chemische reactie in evenwicht
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