Why all P - F bonds in `PF_(5)` are not equivalent?

State reasons for each of the following : (i) All the P-Cl bonds in PCl_5 molecule are not equivalent. (ii) Sulphur has greater tendency for catenation than oxygen.

Give chemical reaction in support of the statement that all the bonds in PCl molecule are not equivalent.

All the Al-Cl bonds in Al_(2)Cl_(6) are equivalent.

(a) Why does PCl_3 fume in moisture ? (b) Are all the five bonds in PCl_5 molecule equivalent ? Justify your answer. ( c) How do you account for the reducing behavior of H_3 PO_2 on the basis of its structure ? (d) Give the disproportional reaction of H_3PO_3 .

(a) Why does PCl_3 fume in moisture ? (b) Are all the five bonds in PCl_5 molecule equivalent ? Justify your answer. ( c) How do you account for the reducing behaviour of H_3 PO_2 on the basic of its structure ? (d) Give the disproportional reaction of H_3PO_3 .

Assertion : In SO_(3) molecule bond dissociation energy of all S=O bonds are not equivalent. Reason : SO_(3) molecule is having two types of 2 p pi - 3 p pi and 2p pi- 3d pi pi-bonds.

In PCl_(5) phosphorus is in sp^(3) d hybridised state but all its five bonds are not equivalent. Justify your answer with reason.

Explain the bond lengths of all P-Cl bonds in PCl _(5) molecule.

Statement-1: PCl_(5) exists in ionic solid. Statement-2: PCl_(5) is a covalent compounds. Statement-3: All P-Cl bond lengths in PCl_(5) are equal.

Statement-1 : PCl_(5) has trigonal bipyramidal shape . and Statement-2 : Length of all P-Cl bonds in PCl_(5) is equal