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Monomers of Nylon 6,6 Is/are:
Common name of Octadecanoic acid is:
NTS 2016 DUHS & JSMU
Chemistry
Acids, Bases and Salts
Macromolecules
Elimination Tool:
All are dehydrating agents for alcohols to produce alkene except:
NTS 2016 DUHS & JSMU
Chemistry
Macromolecules
Elimination Tool:
Teflon contains which of the following halide?
Formula of fructose is:
Which of the following is NOT a “raw material” used in the Solvay process?
NTS 2016 SMBBMC
Chemistry
Macromolecules
Elimination Tool:
The melting point of NaCl is very high, 801°C. It is reduced to 600°C by the addition of _______ in Down’s process.
NTS 2018
Chemistry
Macromolecules
Elimination Tool:
________ is used as a preservative for life specimens.
NTS 2012
Chemistry
Macromolecules
Elimination Tool:
Bakelite is a polymer of formaldehyde and __________.
NUMS 2018
Chemistry
Macromolecules
Elimination Tool:
What is the chemical reaction mechanism by which cells make polymers from monomers?
PMC 2021 Tested
Chemistry
Macromolecules
Elimination Tool:
Polyester is used in:
PMC 2021 Tested
Chemistry
Macromolecules
Elimination Tool:
The transparent plastic used to make combs and hairbrushes is called:
NTS 2018
Chemistry
Macromolecules
Elimination Tool:
Chlorine is manufactured commercially by the electrolysis of aqueous sodium chloride (brine). Which other products are made in this process?
NTS 2010
Chemistry
Macromolecules
Elimination Tool:
Which of the following is a monosaccharide ?
Which of the following element is not usually present in all proteins?
PMC Practice 3
Chemistry
Macromolecules
Elimination Tool:
Fe’ 2 + is a cofactor of:
PVC is created from which halogen
Polymerization is of how many types:
PMC 2021 Tested
Chemistry
Macromolecules
Elimination Tool:
Which of the following enzyme is used for conversion of Starch into Sugar?
Which of the following fertilizers has the maximum percentage of nitrogen in solid state?
NUMS 2016
Chemistry
Macromolecules
Elimination Tool:
Purification of bauxite whose major impurity Is silica (SiO2) is carried out through:
NTS 2010
Chemistry
Macromolecules
Elimination Tool:
Activator of phosphatase enzyme is _________.
PMC Practice 3
Chemistry
Macromolecules
Elimination Tool:
All are enzymes involved in fermentation process except one:
NTS 2016 DUHS & JSMU
Chemistry
Macromolecules
Elimination Tool:
Which of the following can he used as a source of energy
Proteins are present in
_____ is a macromolecule found in blood.
PMC Practice 2
Chemistry
Macromolecules
Elimination Tool:
The polymer containing acrylonitrile as a monomer is:
PMC 2021 Tested
Chemistry
Macromolecules
Elimination Tool:
Nylon-6,6 is also called:
UHS 2018
Chemistry
Macromolecules
Elimination Tool:
Which of the following is not a part of the human diet?
Who introduced the concept of macromolecules?
PMC Practice 7
Chemistry
Macromolecules
Elimination Tool:
Polymers are made up of:
PMC 2021 Tested
Chemistry
Macromolecules
Elimination Tool:
Which one of the following compounds is an additional polymer?
UHS 2019
Chemistry
Macromolecules
Elimination Tool:
Which of following Is poison for catalyst:
Enzymes speed up the reaction upto:
PMC Practice 3
Chemistry
Macromolecules
Elimination Tool:
For which mechanism the first step involved is the same?
NTS 2016 DUHS & JSMU
Chemistry
Macromolecules
Elimination Tool:
Left-handed helix in proteins secondary structure is called as ______ :
PMC Practice 4
Chemistry
Macromolecules
Elimination Tool:
The smog having high contents of SO2 is called:
NUMS 2019 Reconduct
Chemistry
Macromolecules
Elimination Tool:
Graphite has a structural similarity with:
PMC Practice 2
Chemistry
Macromolecules
Elimination Tool:
Which of the following has less amount of protein a
Proteins also contain _____ bonding.
PMC Practice 7
Chemistry
Macromolecules
Elimination Tool:
How many types of polymerization reactions are there?
PMC 2021 Tested
Chemistry
Macromolecules
Elimination Tool:
Which of the following is an addition polymer?
NUMS 2019 Reconduct
Chemistry
Macromolecules
Elimination Tool:
) Nylon 6 —6 Is obtained by heating adipic acid with:
Chloroform is used as the following except:
NUMS 2015
Chemistry
Macromolecules
Elimination Tool:
Three different polymers are polymerized to form
Which one of the following is the pure carbon compound and used as a reducing agent in industries?
NTS 2018
Chemistry
Macromolecules
Elimination Tool:
Part of a polymer molecule has the following structure. -CH2 -CH2 -CH2 -CH2 -CH2 -CH2-
NUMS 2016
Chemistry
Macromolecules
Elimination Tool:
Which of the following is not a disaccharide?
A polymer called Bakelite is formed by the reaction of phenol with:
PMC Practice 2
Chemistry
Macromolecules
Elimination Tool:
A catalyst catalyzes reaction by:
Polymer having a characteristics odour and mostly used as an adhesive material is
Harmful and undesirable reaction of a metal when exposed to the atmosphere or any chemical agent is known as:
NTS 2010
Chemistry
Macromolecules
Elimination Tool:
Which one is not true for H2SO4?
NTS 2012
Chemistry
Macromolecules
Elimination Tool:
Adipic acid and Hexamethylene dlamine combine to form?
……is a technique to separate impurities from chemical products:
NUMS 2014
Chemistry
Macromolecules
Elimination Tool:
The sugar unit in DNA molecule is:
NUMS 2019 Reconduct
Chemistry
Macromolecules
Elimination Tool:
Industrially water gas is converted into methanol by using catalyst:
NUMS 2019 Reconduct
Chemistry
Macromolecules
Elimination Tool:
In the NaCl crystal, chloride ions present at the face center are distributed in:
PMC Practice 2
Chemistry
Macromolecules
Elimination Tool:
Teflon is name of:
Which is the structure of polyvinyl chloride (polychloroethane)?
UHS 2018
Chemistry
Macromolecules
Elimination Tool:
Disposable cups are made of a polymer ‘polystyrene’. Polystyrene is:
UHS 2019
Chemistry
Macromolecules
Elimination Tool:
How many types of polymers are there based on their natures?
PMC 2021 Tested
Chemistry
Macromolecules
Elimination Tool:
Polymerization of ethene produces which of the following polymers?
PMC Practice 3
Chemistry
Macromolecules
Elimination Tool:
Allotropes are of same?
PMC Practice 2
Chemistry
Macromolecules
Elimination Tool:
Ethylene is a monomer of polyethylene that is widely used as raw material for manufacturing plastics. It can be polymerized into two different classes: HDPE and LDPE. The following choices are the differences of HDPE and LDPE except:
NUMS 2019 Cancelled
Chemistry
Macromolecules
Elimination Tool:
The alloy Duralumin is composed of ______ of Al.
NTS 2018
Chemistry
Macromolecules
Elimination Tool:
The polymer formed by the polymerization of vinyl acetate is:
NUMS 2019 Cancelled
Chemistry
Macromolecules
Elimination Tool:
) Plastic cannot be recycled by
Which one of the following is the structure of Teflon?
UHS 2018
Chemistry
Alkyl Halides and Amines
Macromolecules
Elimination Tool:
Starch is a polymer of: N