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Chemische vergelijkingen in evenwicht op01/11/25

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Breng de vergelijking van een chemische reactie in evenwicht
K2S(aq) + HCl(aq) = KCl + H2S =>
K2S(aq) + 2 HCl(aq) = 2 KCl + H2S

Al(s) + FeO(s) = Fe(s) + Al2O3(s) =>
2 Al(s) + 3 FeO(s) = 3 Fe(s) + Al2O3(s)

C2H4 = C8H16 =>
4 C2H4 = C8H16

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

CH4(g) + Cl2(g) = CCl4(l) + HCl =>
CH4(g) + 4 Cl2(g) = CCl4(l) + 4 HCl

C18H19O9N + H{+} + Cr2O7{2-} = CO2 + H2O + NH4{+} + Cr{3+} =>
3 C18H19O9N + 283 H{+} + 35 Cr2O7{2-} = 54 CO2 + 164 H2O + 3 NH4{+} + 70 Cr{3+}

CH3Br + Br2 = HBr + CH2Br2 =>
CH3Br + Br2 = HBr + CH2Br2

HC2H3O2(aq) + CaCO3(aq) = Ca(C2H3O2)2(aq) + CO2(g) + H2O(l) =>
2 HC2H3O2(aq) + CaCO3(aq) = Ca(C2H3O2)2(aq) + CO2(g) + H2O(l)

HI + H2S + Al(OH)3 = ISAl + H2O =>
HI + H2S + Al(OH)3 = ISAl + 3 H2O

C6H5COOH + Mg(OH)2 = H2O + Mg(C6H5COO)2 =>
2 C6H5COOH + Mg(OH)2 = 2 H2O + Mg(C6H5COO)2

H2O2 + KI = O2KI + H2O =>
2 H2O2 + KI = O2KI + 2 H2O

AgCN + H2SO4 = Ag2SO4 + HCN =>
2 AgCN + H2SO4 = Ag2SO4 + 2 HCN

Li + HCI = HLi + CI =>
Li + HCI = HLi + CI

Pb + Pb2O5 + SO3 = PbSO4 =>
3 Pb + Pb2O5 + 5 SO3 = 5 PbSO4

NO(g) + O(g) + H2O(l) = HNO2(g) =>
2 NO(g) + O(g) + H2O(l) = 2 HNO2(g)

FeS + O2 = SO4 + Fe2O5 =>
4 FeS + 13 O2 = 4 SO4 + 2 Fe2O5

H2PO4 + KOH = K2PO4 + HOH =>
H2PO4 + 2 KOH = K2PO4 + 2 HOH

CH3H8O + O2 = CO2 + H2O =>
4 CH3H8O + 13 O2 = 4 CO2 + 22 H2O

NiCl2 + H2SO4 = NiSO4 + HCl =>
NiCl2 + H2SO4 = NiSO4 + 2 HCl

C5H10O5 = C2H6O + CO2 =>
3 C5H10O5 = 5 C2H6O + 5 CO2

KOH(aq) + HNO3(aq) = H2O + KNO3(aq) =>
KOH(aq) + HNO3(aq) = H2O + KNO3(aq)

Ag2S + HNO3 = H2S + AgNO3 =>
Ag2S + 2 HNO3 = H2S + 2 AgNO3

C6H5Br + NaOH = C6H5ONa + HBr =>
C6H5Br + NaOH = C6H5ONa + HBr

H2(g) + O2(g) = H2O(g) =>
2 H2(g) + O2(g) = 2 H2O(g)

CH3COOBa = CH3COCH3 + Ba2CO3 =>
2 CH3COOBa = CH3COCH3 + Ba2CO3

Mg(OH)2 + H2(PO4) = Mg(PO4) + H2O =>
Mg(OH)2 + H2(PO4) = Mg(PO4) + 2 H2O

C8H10O + K2Cr2O7 + H2SO4 = C8H8O + Cr2(SO4)3 + K2SO4 + H2O =>
3 C8H10O + K2Cr2O7 + 4 H2SO4 = 3 C8H8O + Cr2(SO4)3 + K2SO4 + 7 H2O

VO2 + SO3{-}2 = VO + SO4{-}2 =>
VO2 + SO3{-}2 = VO + SO4{-}2

CuCl2 + Li3PO4 = CuPO4 + Li3Cl2 =>
CuCl2 + Li3PO4 = CuPO4 + Li3Cl2

C2H11O6 + C4H6O3 = C8H13O7 + C2H4O2 =>
C2H11O6 + 5 C4H6O3 = C8H13O7 + 7 C2H4O2

FeSO4 + Cl2 = Fe(SO4)Cl2 =>
FeSO4 + Cl2 = Fe(SO4)Cl2

CuCl + NaCl = Na[CuCl2] =>
CuCl + NaCl = Na[CuCl2]

Na2Cr2O7 + FeSO4 + H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + H2O + Na2SO4 =>
Na2Cr2O7 + 6 FeSO4 + 7 H2SO4 = Cr2(SO4)3 + 3 Fe2(SO4)3 + 7 H2O + Na2SO4

NH3*H2O + Cu(NO3)2 = Cu(OH)2 + NH4NO3 =>
2 NH3*H2O + Cu(NO3)2 = Cu(OH)2 + 2 NH4NO3

Br + OH = BrO3 + H3O =>
2 Br + 9 OH = 2 BrO3 + 3 H3O

BaCl2 + NaIO3 = Ba(IO3)2 + NaCl =>
BaCl2 + 2 NaIO3 = Ba(IO3)2 + 2 NaCl

CrI3 + Cl2 + NaOH = NaIO4 + NaCl + H2O + Na2(CrO4) =>
2 CrI3 + 27 Cl2 + 64 NaOH = 6 NaIO4 + 54 NaCl + 32 H2O + 2 Na2(CrO4)

Na + PO4 = Na4PO4 =>
4 Na + PO4 = Na4PO4

Na2CO3 + Cr2O3 + KNO3 = CO2 + KNO2 + Na2CrO4 =>
2 Na2CO3 + Cr2O3 + 3 KNO3 = 2 CO2 + 3 KNO2 + 2 Na2CrO4

NaIO3 + AgNO3 = NaNO3 + AgIO3 =>
NaIO3 + AgNO3 = NaNO3 + AgIO3

NaIO3 = NaI + O2 =>
2 NaIO3 = 2 NaI + 3 O2

Br2 + S2O3 + H2O = Br{-} + SO4 + H{+} =>
5 Br2 + S2O3 + 5 H2O = 10 Br{-} + 2 SO4 + 10 H{+}

Fe2SO4 + AgNO3 = Ag2SO4 + FeNO3 =>
Fe2SO4 + 2 AgNO3 = Ag2SO4 + 2 FeNO3

K + L2 = KL =>
2 K + L2 = 2 KL

C2O + H2O = C6H12O6 + O =>
3 C2O + 6 H2O = C6H12O6 + 3 O

VO + H = V3O + H2O =>
3 VO + 4 H = V3O + 2 H2O

NaOH(aq) + H2SO4(aq) = Na2SO4 + H2O =>
2 NaOH(aq) + H2SO4(aq) = Na2SO4 + 2 H2O

C2HCl + Na = NaCl + C4H2 =>
2 C2HCl + 2 Na = 2 NaCl + C4H2

K2S + H2 = K2 + H2S =>
K2S + H2 = K2 + H2S

Na3PO4 + Pb(NO3)2 = O8Pb3P2 + NaNO3 =>
2 Na3PO4 + 3 Pb(NO3)2 = O8Pb3P2 + 6 NaNO3

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Breng de vergelijking van een chemische reactie in evenwicht
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