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Chemische vergelijkingen in evenwicht op01/12/23

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Breng de vergelijking van een chemische reactie in evenwicht
Re + Br2 = ReBr3 =>
2 Re + 3 Br2 = 2 ReBr3

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

H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O

Ac(OH)3 = Ac2O3 + H2O =>
2 Ac(OH)3 = Ac2O3 + 3 H2O

Na + OH = NaOH =>
Na + OH = NaOH

Zn + H2O = ZnO + H2 =>
Zn + H2O = ZnO + H2

H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O

Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO

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

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

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

Ra + C = RaC2 =>
Ra + 2 C = RaC2

Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2

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

HfCl3 + Al = HfCl2 + AlCl3 =>
3 HfCl3 + Al = 3 HfCl2 + AlCl3

Fe + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe + 6 H2SO4 = Fe2(SO4)3 + 3 SO2 + 6 H2O

Sr + AgNO3 = Ag + Sr(NO3)2 =>
Sr + 2 AgNO3 = 2 Ag + Sr(NO3)2

P2O3 + H2O = H3PO3 =>
P2O3 + 3 H2O = 2 H3PO3

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

HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2

Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4

AgClO3 = AgCl + O2 =>
2 AgClO3 = 2 AgCl + 3 O2

MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2

FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O

CH3COO + H2SO4 = CH3COOH + SO4 =>
2 CH3COO + H2SO4 = 2 CH3COOH + SO4

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

KClO3 + HCl = KCl + H2O + Cl2 =>
KClO3 + 6 HCl = KCl + 3 H2O + 3 Cl2

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

KCl + H3PO4 = K3PO4 + HCl =>
3 KCl + H3PO4 = K3PO4 + 3 HCl

K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl

N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)

C6H3Br3O + NaOH = C6H2Br3O{-} + H2O + Na{+} =>
C6H3Br3O + NaOH = C6H2Br3O{-} + H2O + Na{+}

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

KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2

N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O

C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O

C6H3Br3O + NaOH = C6H2Br3O{-} + H2O + Na{+} =>
C6H3Br3O + NaOH = C6H2Br3O{-} + H2O + Na{+}

Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2

NH4Br + NaOH = NaBr + NH3 + H2O =>
NH4Br + NaOH = NaBr + NH3 + H2O

K2O + H3BO3 = KH2BO3 + H2O =>
K2O + 2 H3BO3 = 2 KH2BO3 + H2O

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

K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2

C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O

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

NH3 + HNO3 = NH4NO3 =>
NH3 + HNO3 = NH4NO3

H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O

I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6

H2SO3 + CuO = CuSO3 + H2O =>
H2SO3 + CuO = CuSO3 + H2O

Mg + OH = Mg(OH)2 =>
Mg + 2 OH = Mg(OH)2

Fe + F = FeF3 =>
Fe + 3 F = FeF3

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Breng de vergelijking van een chemische reactie in evenwicht
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