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In Zeigler-Natta polymerisation of ethyl...

In Zeigler-Natta polymerisation of ethylene, the active species is

A

`AlCl_(3)`

B

`Et_(3)Al`

C

`CH_(2)CH_(2)`

D

`Ti^(III)`

Text Solution

Verified by Experts

The correct Answer is:
D
It is believed that `TiCl_(4)` and trialkyl aluminium react to produce fibrous form of `TiCl_(3)` , which is active metal species in Zeigler-Natta catalyst.
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  2. Which of the following will exhibit optocal isomerism ?

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  3. In Zeigler-Natta polymerisation of ethylene, the active species is

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  5. Which of the following will give maximum number of isomer ?

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  6. Coordination number of Ni in [Ni(C2O4)3]^(4-) is:

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  7. Which of the following organometallic compound is sigma and pi-bonded?

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  8. Which statement is incorrect ?

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  9. Which of the following will exhibit maximum ionic conductivity?

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  10. EAN of iron in K(4)[Fe(CN)(6)] is

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  11. The compounds [PtCl(2)(CH(3))(4)]Br(2) and [PtBr(2)(NH(3))(4)]Cl(2) co...

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  12. The coordination number of Fe (II) in oxyhaemoglobin is

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  13. In[Co(NH(3))(6)]Cl(3),the number of covalent bonds is

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  14. Which of the following compounds exhibits linkage isomerism?

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  15. The oxidation number of cobalt in K [Co(CO)(4)] is

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  16. The IUPAC name of K(3)[Ir(C(2)O(4))(3)] is

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  17. Chemical formula for in iron(III) hexacyanoferrate(II) is

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  18. The effective atomic number of iron in [Fe(CN)(6)]^(3-) is

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  19. The geometry of the compound [Pt(NH(3))(2)Cl(2)] is

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  20. Which of the following cannot show linkage isomerism?

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