Match the polymers given in Column I with their commercial names given in Column II.
    Column I                                                     Column II

(i) Polyester of glycol and phthalic acid                   (a) Novolac
(ii) Copolymer of 1, 3-butadiene and styrene          (b) Glyptal
(iii) Phenol and formaldehyde resin                        (c) Buna-S
(iv) Polyester of glycol and terephthalic acid           (d) Buna-N
(v) Copolymer of 1, 3-butadiene and acrylonitrile     (e) Dacron

1. (i) → (a) (ii) → (c) (iii) → (b) (iv) → (e) (v) → (d)

2. (i) → (b) (ii) → (a) (iii) → (c) (iv) → (e) (v) → (d)

3. (i) → (b) (ii) → (c) (iii) → (a) (iv) → (e) (v) → (d)

4. (i) → (e) (ii) → (c) (iii) → (a) (iv) → (b) (v) → (d)

Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 71%
From NCERT

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.


Match the polymers given in Column I with their main applications given in Column II.
 

Column I

Column II

(i)

Bakelite

(a)

Unbreakable crockery

(ii)

Low-density polythene

(b)

Non-stick cookwares

(iii)

Melamine-formaldehyde resin

(c)

Packaging material for shock absorbance

(iv)

Nylon 6

(d)

Electrical switches

(v)

Polytetrafluoroethane

(e)

Squeeze bottles

(vi)

Polystyrene

(f)

Tyre, cords

1. (i) → (a) (ii) → (e) (iii) → (d) (iv) → (f) (v) → (b) (vi) → (c)

2. (i) → (e) (ii) → (d) (iii) → (a) (iv) → (f) (v) → (b) (vi) → (c)

3. (i) → (d) (ii) → (e) (iii) → (b) (iv) → (f) (v) → (a) (vi) → (c)

4. (i) → (d) (ii) → (e) (iii) → (a) (iv) → (f) (v) → (b) (vi) → (c)

Subtopic:  Application of Polymers |
 64%
From NCERT

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.


Match the polymers given in Column I with the preferred mode of polymerisation followed by their monomers.
   Column I                 Column II
(i) Nylon-6,6                (a) Free radical polymerisation
(ii) PVC                       (b) Ziegler-Natta polymerisation or coordination polymerisation
(iii) HDP                      (c) Anionic polymerisation
                                   (d) Condensation polymerisation

1. (i) → (d) (ii) → (a) (iii) → (b)

2. (i) → (c) (ii) → (a) (iii) → (b)

3. (i) → (d) (ii) → (c) (iii) → (b)

4. (i) → (b) (ii) → (a) (iii) → (c)

 

Subtopic:  Classification - Methods of Polymerization & Copolymerization |
 70%
From NCERT

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.


advertisementadvertisement

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

1. (i) → (a) (ii) → (d) (iii) → (b) (iv) → (d) (v) → (c)

2. (i) → (b) (ii) → (d) (iii) → (a) (iv) → (d) (v) → (c)

3. (i) → (c) (ii) → (d) (iii) → (a) (iv) → (d) (v) → (b)

4. (i) → (a) (ii) → (d) (iii) → (b) (iv) → (d) (v) → (c)

Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 78%
From NCERT

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.


Match the polymers given in Column I with their chemical names given in Column II.
     Column I                                               Column II

(i) Nylon 6                                                 (a) Polyvinyl chloride
(ii) PVC                                                      (b) Polyacrylonitrile
(iii) Acrilan                                                 (c) Polycaprolactum
(iv) Natural rubber                                      (d) Low density polythene
(v) LDP                                                      (e) cis-polyisoprene

1. (i) → (a) (ii) → (c) (iii) → (b) (iv) → (e) (v) → (d)

2. (i) → (c) (ii) → (a) (iii) → (b) (iv) → (e) (v) → (d)

3. (i) → (c) (ii) → (b) (iii) → (a) (iv) → (e) (v) → (d)

4. (i) → (c) (ii) → (a) (iii) → (d) (iv) → (e) (v) → (b)

Subtopic:  Classification - Methods of Polymerization & Copolymerization |
 82%
From NCERT

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.


Match the polymer of column I with correct monomer of column II.
   Column I                                                     Column II

(i) High density polythene                                  (a) Isoprene
(ii) Neoprene                                                     (b) Tetrafluoroethene
(iii) Natural rubber                                              (c) Chloroprene
(iv) Teflon                                                           (d) Acrylonitrile
(v) Acrilan                                                           (e) Ethene

(1) (i) → (e) (ii) → (c) (iii) → (a) (iv) → (b) (v) → (d)

(2) (i) → (a) (ii) → (c) (iii) → (e) (iv) → (b) (v) → (d)

(3) (i) → (b) (ii) → (c) (iii) → (a) (iv) → (e) (v) → (d)

(4) (i) → (e) (ii) → (d) (iii) → (a) (iv) → (b) (v) → (c)

Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 77%
From NCERT

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.


advertisementadvertisement

Thermoplastics are:

1. Linear polymers

2. Soften or melt on heating 

3. Molten polymer can be moulded in desired shape

4. All of the above

Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 87%
From NCERT

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.


Synthetic human hair wigs are made from a copolymer of vinyl chloride and acrylonitrile and is called:

1. PVC

2. polyacrylonitrile

3. cellulose

4. dynel

Subtopic:  Application of Polymers |

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.

Hints

Which one is protein fibre ?

1. Cotton

2. Rayon

3. Silk

4. Polyster

Subtopic:  Classification - Methods of Polymerization & Copolymerization |
 55%
From NCERT

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.


advertisementadvertisement

Bakelite is prepared by the reaction between

1. Urea and formaldehyde

2. Ethylene glycol

3. Phenol and formaldehyde

4. Tetramethylene glycol

Subtopic:  Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
 80%
From NCERT

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 20 chapters you need to be enrolled in MasterClass Course.