If complex compound, \( \left[\mathrm{Fe}\left(\pi-\mathrm{C}_{5} \...

If complex compound, \( \left[\mathrm{Fe}\left(\pi-\mathrm{C}_{5} \mathrm{H}_{5}\right)_{x}\left(\pi-\mathrm{C}_{3} \mathrm{H}_{5}\right)_{y}(\mathrm{CO})_{z}\right] \) is following the Sidwick's rule of \( \mathrm{P} \) EAN then value of expression " \( x+y+z \) " is : (Where \( x, y \) and \( z \) are natural numbers) W (a) 6 (b) 5 (c) 4 📲PW App Link - https://bit.ly/YTAI_PWAP 🌐PW Website - https://www.pw.live