Monomer

Q.

How do you explain the functionality of a monomer ?

Q.

What is the monomer of protein.

Q.

Sum of Nitrogen atoms in the monomers of nylon-6 and nylon-6, 6 is 'x' and sum of carbon atoms in them is y then is

1. 6

2. 4

3. 5

4. 3

Q. If the basic formula of an α-amino acid is $R-CH\left(N{H}_2\right)-COOH$, where R is the side chain, what is the primary point of distinction between any two proteins?

1. Number of amino groups
2. Number of carboxyl groups
3. The side chain R
4. Relative positions of amino, carboxyl groups and R

Q. Match the Column -I with Column-II
$\begin{array}{cc}\text{Column-I}& \text{Column-II}\\ \text{(Polymer)}& \text{(Monomer)}\\ \text{(A)}\text{Bakelite}& \text{(p)}\epsilon \text{-caprolactum}\\ \text{(B)}\text{Polypropylene}& \text{(q)}\text{Ethylene glycol}\\ & +\text{Phthalic acid}\\ \text{(C)}\text{Glyptal}& \text{(r)}\text{Propene}\\ \text{(d)}\text{Nylon-6}& \text{(s)}\text{Phenol+Formaldehyde}\end{array}$

1. A-s, B-r, C-p, D-q
2. A-r, B-s, C-p, D-q
3. A-s, B-r, C-q, D-p
4. A-r, B-s, C-q, D-p

Q. Smallest repeating units in polymers are called?

1. Unit
2. Monomer
3. Minimer
4. Unimer

Q. Assertion:both 106g of Na2co2 and 12g of carbon contain the same number of carbon atoms reason :both represent one gram atom of carbon abd contain avagadro atoms of carbons

Q. What is a monomer?

1. Are always unsaturated molecules that make polymers.
2. Smallest repeating units of polymers
3. Molecules with at least 3 carbons atoms.
4. Molecules with a single carbon atoms indicating mono.

Q. $C{H}_2=C{H}_2$ is a ____.

1. monomer
2. polymer
3. isomer
4. equimer

Q. All terpenes have carbon skeletons made up of:

1. Isoprene units
2. Vinyl units
3. Alkenes
4. Ethylene units

Q. All terpenes have carbon skeletons made up of:

1. Isoprene units
2. Vinyl units
3. Alkenes
4. Ethylene units

Q. Which of the following represents the example of a homopolymer ?

1. Nylon - $6,6$
2. Neoprene
3. PMMA
4. Bakelite

Q. Smallest repeating units in polymers are called?

1. Unit
2. Monomer
3. Minimer
4. Unimer

Q.

Define transcription?

Q. Which of the following sets contains only addition polymers?

1. Polyethylene, PVC, acrilan
2. Polyethylene, polypropylene, terylene
3. Buna-S, nylon, polybutadiene
4. Bakelite, PVC, polyethylene

Q.

Identify the type of polymer

$-A-A-A-A-A-A-$

Q. $F_{2}C=C{F}_2$ is a monomer of:

1. buna-S
2. teflon
3. orlon
4. glyptal

Q. All terpenes have carbon skeletons made up of____________.

1. isoprene units
2. vinyl units
3. alkenes
4. ethylenes units

Q. Select the option that correctly identifies the chemical bonds present in the given biomolecules.

1. A - Ester, B - Peptide, C - Glycosidic, D - Hydrogen
2. A - Glycosidic, B - Peptide, C - Ester, D - Hydrogen
3. A - Glycosidic, B - Peptide, C - Hydrogen, D - Ester
4. A - Hydrogen, B - Ester, C - Peptide, D - Glycosidic

Q. Very short answer type.
Name the monomer(s) of the following dimers/polymers proteins

Q. Common monomer present in glyptal and terylene is:

1. ethylene glycol
2. phenol
3. pthalic acid
4. formaldelyde

Q. Which of these is not a monomer for a high molecular mass silicone polymer?

<!--td {border: 1px solid #cccccc;}br {mso-data-placement:same-cell;}--> NEET 2013

1. $PbSiC{l}_3$
2. $M{e}_{2}SiC{l}_2$
3. $MeSiC{l}_3$
4. $M{e}_{3}SiCl$

Q. Trans-form of polyisoprene is:

1. Gutta-percha
2. Hydrochloride rubber
3. Buna-N
4. Synthetic rubber

Q. Which of the following are monomers?

1. Styrene
2. Hexamethylene diamine
3. Butadiene
4. Caprolactam

Q. Carbenes can also be classified as:

1. schrock carbenes
2. fischer carbenes
3. Both (A) and (B)
   
4. None of these
   

Q. For natural polymers, PDI is generally ___

1. $0$
2. $100$
3. $1$
4. $1000$

Q. ntwhy are tertiary amines recemic mixture?n

Q. Write the structures of the monomers used for getting the following polymers:
(a) Nylon-6, 6
(b) Melamine - formaldehyde polymer
(c) Buna - S

Q. Which of the following statements is false?

1. Artificial silk is derived from cellulose.
2. Both starch and cellulose are made up of glucose units.
3. Monomer of natural rubber is isoprene.
4. $\text{Nylon}-6,6$ is an elastomer.

Q. Chemical reactions could have converted simple organic compounds into _________ for origin of life:

1. Macromolecules
2. Cells
3. Nitrogen
4. Micromolecules