मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

The commercial name of polyacrylonitrile is: - Chemistry

Advertisements
Advertisements

प्रश्न

The commercial name of polyacrylonitrile is ______.

पर्याय

  • Dacron

  • Orlon (acrilan)

  • PVC

  • Bakelite

MCQ
रिकाम्या जागा भरा
Advertisements

उत्तर

The commercial name of polyacrylonitrile is orlon (acrilan).

Explanation:

The commercial name of polyacrylonitrile is Orion or acrilan.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 15: Polymers - Multiple Choice Questions (Type - I) [पृष्ठ २१७]

APPEARS IN

एनसीईआरटी एक्झांप्लर Chemistry [English] Class 12
पाठ 15 Polymers
Multiple Choice Questions (Type - I) | Q 3 | पृष्ठ २१७

संबंधित प्रश्‍न

Write the chemical reaction to prepare novolac polymer.


Write the structure of melamine.


Answer the following.

Write the reaction of the formation of Terylene.


Answer the following.

Draw the structures of polymers formed from the following monomers

H2N–(CH2)5 – COOH


Write the reaction involved in the formation of:

Bakelite


Monomer used for preparation of polyacrylonitrile is _____________


Write the name of one example of each polymer in which following repeating units.

\[\begin{array}{cc}
\ce{(-CF2-CF2-), -[NH-(CH2)5-CO] -, -(CH2-CH-), (-CH2-CH2-)}\\
\phantom{............................}|\\
\phantom{..............................}\ce{CN}
\end{array}\]


Which among the following polymers is obtained from styrene and 1-3-butadiene?


Which among the following polymers is used for making handles of cooker?


Which of the following catalysts is used in preparation of terylene?


Which of the following polymers, need atleast one diene monomer for their preparation?

(i) Dacron

(ii) Buna-S

(iii) Neoprene

(iv) Novolac


Match the polymers given in Column I with their repeating units given in Column II.

Column I Column II
(i) Acrilan

(a) \[\begin{array}{cc}
\ce{-(CH2 - CH)\underset{n}{-}}\\
\phantom{....}|\\
\phantom{.......}\ce{C6H5}
\end{array}\]

(ii) Polystyrene (b) \[\begin{array}{cc}
\ce{Cl}\phantom{.......}\\
|\phantom{........}\\
\phantom{}\ce{-(CH2 - C = CH - CH2)\underset{n}{-}}
\end{array}\]
(iii) Neoprene (c) \[\begin{array}{cc}
\phantom{................................}\ce{CN}\\
\phantom{..............................}|\\
\ce{-(CH2 - CH = CH - CH2 - CH2 - CH)\underset{n}{-}}
\end{array}\]
(iv) Novolac (d) \[\begin{array}{cc}
\ce{-(CH2 - CH)\underset{n}{-}}\\
\phantom{.....}|\\
\phantom{.......}\ce{CN}
\end{array}\]
(v) Buna—N (e) 
  (f)  \[\begin{array}{cc}
\ce{-(CH2 - CH)\underset{n}{-}}\\
\phantom{.....}|\\
\phantom{......}\ce{Cl}
\end{array}\]

Phenol and formaldehyde undergo condensation to give a polymar (A) which on heating with formaldehyde gives a thermosetting polymer (B). Name the polymers. Write the reactions involved in the formation of (A). What is the structural difference between two polymers?


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 among the following polymers has high tensile strength and is used to obtain tyre cords?


Which of the following is a polymer of enzyme?


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.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×