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Chemische vergelijkingen in evenwicht op07/20/15

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Breng de vergelijking van een chemische reactie in evenwicht
KBr + H2SO4 = K2SO4 + Br2 + H2S + H2O =>
8 KBr + 5 H2SO4 = 4 K2SO4 + 4 Br2 + H2S + 4 H2O

H2S + SO2 = S + HO2 =>
H2S + 2 SO2 = 3 S + 2 HO2

HBr(g) + Ca(OH)2(s) = CaBr2(s) + H2O(l) =>
2 HBr(g) + Ca(OH)2(s) = CaBr2(s) + 2 H2O(l)

SeO2 + H2Se = Se + H2O =>
SeO2 + 2 H2Se = 3 Se + 2 H2O

P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5

Fe + O = Fe2O3 =>
2 Fe + 3 O = Fe2O3

Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)

P + O = P4O10 =>
4 P + 10 O = P4O10

C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O

Fe3 + O2 = Fe3O4 =>
Fe3 + 2 O2 = Fe3O4

NACl + AGNO3 = AGCl + NANO3 =>
NACl + AGNO3 = AGCl + NANO3

C3H6(g) + O2(g) = CO2(g) + H2O(l) =>
2 C3H6(g) + 9 O2(g) = 6 CO2(g) + 6 H2O(l)

NACl + AGNO3 = AGCl + NANO3 =>
NACl + AGNO3 = AGCl + NANO3

HNO3 = NO + NO3 + H2O =>
4 HNO3 = NO + 3 NO3 + 2 H2O

KL + Cl2 = KCl + L2 =>
2 KL + Cl2 = 2 KCl + L2

Ag + NaCl + HNO3 = AgCl + NaNO3 + H2 =>
2 Ag + 2 NaCl + 2 HNO3 = 2 AgCl + 2 NaNO3 + H2

C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O

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

CH3CH2OH + O2 = CH3CHO + H2O =>
2 CH3CH2OH + O2 = 2 CH3CHO + 2 H2O

NaIO3 + Na2SO3 + NaHSO3 = I + Na2SO4 + H2O =>
2 NaIO3 + 3 Na2SO3 + 2 NaHSO3 = 2 I + 5 Na2SO4 + H2O

C3H8 + O2 = CO + H2O =>
2 C3H8 + 7 O2 = 6 CO + 8 H2O

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

HCl(aq) + Al(s) = AlCl3(aq) + H2(g) =>
6 HCl(aq) + 2 Al(s) = 2 AlCl3(aq) + 3 H2(g)

H2SO4(aq) + CaCO3(s) = CO2(g) + H2O(l) + CaSO4(aq) =>
H2SO4(aq) + CaCO3(s) = CO2(g) + H2O(l) + CaSO4(aq)

CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2

CaO + H2PO = Ca3(PO4) + H20 =>
30 CaO + 10 H2PO = 10 Ca3(PO4) + H20

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

CaO + H2PO = Ca3(PO4) + H20 =>
30 CaO + 10 H2PO = 10 Ca3(PO4) + H20

Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH

C18H36O2 + O2 = CO2 + H2O =>
C18H36O2 + 26 O2 = 18 CO2 + 18 H2O

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

Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2

HC2H3O2 + NaOH = NaC2H3O2 + H2O =>
HC2H3O2 + NaOH = NaC2H3O2 + H2O

C2F4 = C4F8 =>
2 C2F4 = C4F8

Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4

B2S3(s) + H2O(l) = H3BO3(aq) + H2S(g) =>
B2S3(s) + 6 H2O(l) = 2 H3BO3(aq) + 3 H2S(g)

Ca + SO4 = CaSO4 =>
Ca + SO4 = CaSO4

WF6 + H2O = WOF4 + HF =>
WF6 + H2O = WOF4 + 2 HF

NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl

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

Ca + SO4 = CaSO4 =>
Ca + SO4 = CaSO4

HCL + NAOH = H2O + NACL =>
HCL + NAOH = H2O + NACL

C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O

Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4

Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2

Fe + O = Fe3O4 =>
3 Fe + 4 O = Fe3O4

H2O = H + O =>
H2O = 2 H + O

Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2

(NH4)2(PdCl6) + NH4Cl = (NH3)2(PdCl2) + HCl + N =>
3(NH4)2(PdCl6) + 2 NH4Cl = 3(NH3)2(PdCl2) + 14 HCl + 2 N

Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4

1 2 3 4
Breng de vergelijking van een chemische reactie in evenwicht
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