Which of the following compound is violating octet Rule.

Options

A. `AlF_(3)`
B. `PCl_(3)`
C. `NH_(4)^(+)`
D. `SF_(4)`

Answer

B

Explanation

`CH_(3)COOH + NaOH rarrCH_(3)COONa+H_(2)O`
`{:(0.2. 2L,0.1 M. 3L,,),(0.4,0.3 ,,),(0.1,-,0.3,):}`
`pH = pKa+log.(S)/(A)`
`=3.6 + 0.48`
=4.08
pOH = 13 - 4.08 = 8.92