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