" Ziegler - Natta catalyst is "

Which of the following is incorrectly macthed Fenton's reagent " - " FeSO_(4)+H_(2)O_(2) Ziegler - Natta catalyst - " " TiCl_(4)+Al(C_(2)H_(5))_(3) Wilkinson catalyst " - " RhCl(PPH_(3))_(3) Adams catalyst " - " Fe+Mo

Ziegter-Natta catalyst is

Zeirler-Natta catalyst is

What is the formula for Ziegler - Natta catalyst?

Zeigler-Natta catalyst is used