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Chemische vergelijkingen in evenwicht op03/01/17

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Breng de vergelijking van een chemische reactie in evenwicht
BH4{-} + ClO3{-} = Cl{-} + H2BO3{-} + H20 =>
10 BH4{-} + 10 ClO3{-} = 10 Cl{-} + 10 H2BO3{-} + H20

CH4 + Cl2 = CH2Cl2 + HCl =>
CH4 + 2 Cl2 = CH2Cl2 + 2 HCl

N2O5 = N2O4 + O2 =>
2 N2O5 = 2 N2O4 + O2

K2O2(s) + H2O(l) = KOH(aq) + H2O2(aq) =>
K2O2(s) + 2 H2O(l) = 2 KOH(aq) + H2O2(aq)

C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O

SIO2 + CA(OH)2 = CASIO3 + H2O =>
SIO2 + CA(OH)2 = CASIO3 + H2O

N2O5 = NO2 + O2 =>
2 N2O5 = 4 NO2 + O2

BH4{-} + ClO3{-} = Cl{-} + H2BO3{-} + H2O =>
3 BH4{-} + 4 ClO3{-} = 4 Cl{-} + 3 H2BO3{-} + 3 H2O

Pb2O3 + C = CO2 + Pb =>
2 Pb2O3 + 3 C = 3 CO2 + 4 Pb

NH4Cl + Pb(NO3)2 = PbCl2 + NH4NO3 =>
2 NH4Cl + Pb(NO3)2 = PbCl2 + 2 NH4NO3

H2HgO2 + H3PO4 = Hg3O8P2 + H2O =>
3 H2HgO2 + 2 H3PO4 = Hg3O8P2 + 6 H2O

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

AgSO4 + Cu = Ag + CuSO4 =>
AgSO4 + Cu = Ag + CuSO4

Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3

Zn + CH3COOH = Zn(CH3COO) + H2 =>
2 Zn + 2 CH3COOH = 2 Zn(CH3COO) + H2

C4H8 + KMnO4 + H2O = C3H7COOH2 + MnO2 + KOH =>
C4H8 + KMnO4 + H2O = C3H7COOH2 + MnO2 + KOH

SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3

KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2

AgSO4 + Pb = Ag + PbSO4 =>
AgSO4 + Pb = Ag + PbSO4

C4H8 + KMnO4 + H2O = C3H7COOH + MnO2 + KOH =>
3 C4H8 + 4 KMnO4 + 2 H2O = 3 C3H7COOH + 4 MnO2 + 4 KOH

Zn(OH)2 + NH4OH = Zn(NH3)4(OH)2 + H2O =>
Zn(OH)2 + 4 NH4OH = Zn(NH3)4(OH)2 + 4 H2O

NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2

AgSO4 + Mg = Ag + MgSO4 =>
AgSO4 + Mg = Ag + MgSO4

Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe

Ca(OH)2 + Na3PO4 = Ca3(PO4)2 + NaOH =>
3 Ca(OH)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaOH

NO2 = NO + O2 =>
2 NO2 = 2 NO + O2

NaOH(aq) + CuSO4(aq) = Cu(OH)2(s) + Na2SO4(aq) =>
2 NaOH(aq) + CuSO4(aq) = Cu(OH)2(s) + Na2SO4(aq)

Cr + Br2 = CrBr3 =>
2 Cr + 3 Br2 = 2 CrBr3

AgSO4 + Zn = Ag + ZnSO4 =>
AgSO4 + Zn = Ag + ZnSO4

Pb(NO3)2(aq) + Mg = Pb + Mg(NO3)2(aq) =>
Pb(NO3)2(aq) + Mg = Pb + Mg(NO3)2(aq)

Al2O3(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2O(l) =>
Al2O3(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 3 H2O(l)

NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O

H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O

Pb(NO3)2(aq) + Zn = Pb + Zn(NO3)2 =>
Pb(NO3)2(aq) + Zn = Pb + Zn(NO3)2

C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O

Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO

NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O

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

NH3 + O2 = NO2 + H2 =>
2 NH3 + 2 O2 = 2 NO2 + 3 H2

HBrO3 + HBr = H2O + Br =>
HBrO3 + 5 HBr = 3 H2O + 6 Br

NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O

C2H2(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H2(g) + 5 O2(g) = 4 CO2(g) + 2 H2O(g)

C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O

B2H6 + O2 = B2O3 + H2O =>
B2H6 + 3 O2 = B2O3 + 3 H2O

C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O

C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O

FeSO4 + H2CO3 = H2SO4 + FeCO3 =>
FeSO4 + H2CO3 = H2SO4 + FeCO3

PH3(g) + O2(g) = P2O5(s) + H2O(g) =>
2 PH3(g) + 4 O2(g) = P2O5(s) + 3 H2O(g)

K2O + H2O = KOH =>
K2O + H2O = 2 KOH

NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3

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Breng de vergelijking van een chemische reactie in evenwicht
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