`P_(4)("white")+X rarrA+SO_(2)+S_(2)Cl_(2)`
`P_(4)("white")+Yrarr B+SO_(2)`
Then identify Y and A ?

Options

A. `Y = SOCl_(2) , A =` colourless oily liquid
B. `Y = SO_(2) Cl_(2) , A` = colourless oily liquid
C. `Y = SOCl_(2) , A =` Yellowish white powder
D. `Y = SO_(2)Cl_(2) , A = Y` Yellow white powder

Answer

B

Explanation

`P_(4) + SOCI_(2) rarr PCI_(3) +SO_(2) +S_(2)CI_(2)`
`P_(4)+SO_(2)CI_(2) rarr PCI_(5) +SO_(2)`
`PCI_(3)-` colourless liquid, `PCI_(5) -` yellow