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Question

The monomer (G=Me or Cl) when treated with Zieglar - Natta catalyst undergo polymerisation as shown in the figure. The Zieglar-Natta catalyst is:
301017.png

A
TiCl4
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B
R3Al
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C
R3Al/TiCl4
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D
R3B/TiCl4
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Solution

The correct option is C R3Al/TiCl4
Ziegler–Natta catalysts are used to polymerize terminal alkenes (ethylene and alkenes with the vinyl double bond)

nCH2=CHR[CH2CHR]n

Al(C2H5)3 and TiCl4 are used as Ziegler–Natta catalyst

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