Ziegar -Natta catalystsA. Are triethyl aluminium titanium tetrachlorid – InterviewSolution

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1.	Ziegar -Natta catalystsA. Are triethyl aluminium titanium tetrachloride complex `(C_(2)H_(5))_(3)Al+TiCl_(4)` .B. Are used to prepare stereospecific addition polymers.C. Are employed to have strereochemicalD. All the above.
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