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Chemistry Class 12 Chapter 14
Macromolecules
Test 7
1.
On the basis of structure, polymers may be of?
Two types
Three types
One type
Four types
2.
Which of the following is not an inorganic macromolecules?
Diamond
Graphite
Rubber
None of these
3.
Two main classes of macromolecules are?
Inorganic and synthetic
Organic and biopolymers
Inorganic and biopolymers
Inorganic and organic polymers
4.
Acceptance of macromolecules hypothesis came about in?
1900’s
1920’s
1880’s
1980’s
5.
The number of repeating units in the chain of polymer is called?
Extent of polymerization
Degree of polymerization
Length of polymerization
All of these
6.
The reaction between fat and NaOH is called?
Fermentation
Esterification
Saponification
None of these
7.
A polymer in which repetition of monomers takes place in straight chain is called?
Linear polymers
Branched polymer
Cross linked polymer
Network polymer
8.
Degree of polymerization is useful in?
Classification of polymers
Calculating of the molecular mass of monomers
Calculating the molecular mass of polymer
Both a and c
9.
Acceptance of macromolecules hypothesis was due to efforts?
Schrodinger
Wohler
Faraday
Staudinger
10.
Which of the following statements about glucose and sucrose is incorrect?
Both are soluble in water
Both are natuarlly accurring
Both are carbohydrates
Both are disaccharides
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