Question

explain all pcl and pcl5 are not a equivalent

Answer 1

Answer:

since Phosphorus penta chlorides breakdown into phosphorus trichloride and chlorine gas on heating which shows that out of 5 p-cl bonds three are equitorial hand tightly bonded and two are axial and weak bonds

Explanation:

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Answer 2

We know, that the axial bonds are more stretched and longer than equatorial bonds so, the three equatorial Cl-atoms becomeequivalent and the two axial Cl-atom become equivalent while, both the groups are not identicalwhich makes the difference in bonding of PCl5 molecule.

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