Phosphorus pentachloride dissociates as follows in a closed reaction vessel :PCl5( g)⇌PCl3( g)+Cl2( g)If total pressure at equilibrium of the reaction mixture is P and degree of dissociation PC15 is x, the partial pressure of PC13 will be

Phosphorus pentachloride dissociates as follows in a closed reaction vessel :

PCl5( g)PCl3( g)+Cl2( g)

If total pressure at equilibrium of the reaction mixture is P and degree of dissociation PC15 is x, the partial pressure of PC13 will be

  1. A

    x1-xP

  2. B

    xx+1P

  3. C

    2x1-xP

  4. D

    xx-1P

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    Solution:

    PCl5PCl3+Cl2  n(1-x)nx  nx;ntotal =n(1+x)

    pPCl3=nxn(1+x)P=x1+xP

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