Advertisements
Advertisements
Question
Write the name of the catalyst used for preparation of high density polythene polymer.
Advertisements
Solution
Zieglar-Natta catalyst (triethylaluminium with titanium tetrachloride)
RELATED QUESTIONS
Write any ‘two’ uses of terylene.
Explain the following term: Homopolymers
Write the formulae of the raw materials used for preparation of Dextran.
Write the structures of the monomers used for getting the following polymers
Melamine – formaldehyde polymer
Write the monomers of the following polymer :
Choose the correct option from the given alternatives.
Which of the following is made up of polyamides?
Answer the following in one sentence.
Identify 'A' in the following reaction:
Answer the following.
Write the reaction of the formation of Nylon 6.
Draw the structures of polymers formed from the following monomers
\[\ce{n HOOC–R–COOH + n HO–R'–OH}\]
Name and draw structure of the repeating unit in natural rubber.
Answer the following.
Write name and formula of raw material from which bakelite is made.
Attempt the following:
Write the chemical reactions involved in the manufacture of Nylon 6,6.
Attempt the following:
Explain the vulcanisation of rubber. Which vulcanizing agents are used for the following synthetic rubber?
a. Neoprene
b. Buna-N
Write the reaction involved in the formation of bakelite.
Answer the following.
Is synthetic rubber better than natural rubber? If so, in what respect?
Write the structure of isoprene and the polymer obtained from it.
Nylon 6, 6 is a condensation polymer of hexamethylenediamine and _____________
Write a chemical reaction for the preparation of the following polymer.
polyacrylonitrile
Write two uses and two properties of polythene.
Explain vulcanization of rubber.
Which among the following polymers is used for making handles of cooker?
Identify additional polymers from the following.
I. \[\begin{array}{cc}
\ce{-(CH2 - CH -)_{{n}}}\\
\phantom{....}|\\
\phantom{.......}\ce{C6H5}
\end{array}\]
II. \[\ce{-(CH2 - CH = CH - CH2 -)_{{n}}}\]
III. \[\ce{-(CO(CH2)4 - CONH(CH2)6NH -)_{{n}}}\]
IV.
Which of the following is the monomer of neoprene?
Which among the following polymers can NOT be remoulded?
Which of the following catalysts is used in preparation of terylene?
Identify the catalyst used in the manufacture of high density polythene.
Which among the following polymers is an example of addition polymer?
Which of the following polymer is used to make blankets?
Which among the following polymers is used to manufacture chemical containers?
Identify addition polymer from the following.
Which of the following is not a semisynthetic polymer?
Name the polymers used in laminated sheets and give the name of monomeric units involved in its formation.
Match the polymers given in Column I with the type of linkage present in them given in Column II.
| Column I | Column II |
| (i) Terylene | (a) Glycosidic linkage |
| (ii) Nylon | (b) Ester linkage |
| (iii) Cellulose | (c) Phosphodiester linkage |
| (iv) Protein | (d) Amide linkage |
| v) RNA |
Which of the following products is formed when benzaldehyde is treated with CH3MgBr and the addition product so obtained is subjected to acid hydrolysis?
F2C = CF2 is monomer of the polymer -
Which of the following polymer has ester linkage?
Which of the following polymers do not involve cross linkages?
Which among the following polymers has high tensile strength and is used to obtain tyre cords?
Identify the monomer used to prepare neoprene.
Answer the following.
Write the structure of isoprene and the polymer obtained from it.
Answer the following.
Name and draw structure of the repeating unit in natural rubber.
Name the compound which reacts with formaldehyde to produce ethyl alcohol.
Write the preparation of viscose rayon.
Name and draw structure of the repeating unit in natural rubber.
Write the name of the monomer of natural rubber.
Another name of terylene is ______.
Name and draw structure of the repeating unit in natural rubber.
The monomer used in preparation of teflon is ______.
Write the structure of isoprene and the polymer obtained from it.
Write the structure of isoprene and the polymer obtained from it.
Name and draw structure of the repeating unit in natural rubber.
Write the structure of isoprene and the polymer obtained from it.
Name and draw structure of the repeating unit in natural rubber.
