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in The p Block Elements by (33.4k points)
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1. Suggest a method for the preparation of PCI3 .

2. Why does PCI3 fume in moist air?

1 Answer

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Best answer

1. By passing dry chlorine overheated white phosphorus.

P4 + 6CI2 → 4PCI3

2. PCI3 hydrolyses in the presence of moisture giving fumes of HCI.

PCI3 + 3H2O → H3PO3 + 3HCI

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