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Chapter 11 - Heat and Thermodynamics - 5
1.
When we study the physical and chemical properties of acetic acid, it is?
a) analytical chemistry
b) physical chemistry
c) biochemistry
d) organic chemistry
2.
The methods and instruments used to determine the percentage, composition, melting point and boiling point etc of a compound is?
a) environmental chemistry
b) analytical chemistry
c) biochemistry
d) nuclear chemistry
3.
When any compound has its adverse effects on the environment, its study is?
a) biochemistrY
b) nuclear chemistry
c) environmental chemistry
d) organic chemistry
4.
John Dalton presented his atomic theory in?
a) 1905
b) 1803
c) 1903
d) 1805
5.
John Dalton was a?
a) American chemist
b) British chemist
c) Pakistani chemist
d) Candian chemist
6.
Elements are composed of small indivisible particles called?
a) compounds
b) none of these
c) molecules
d) atoms
7.
According to John Dalton, atoms of a particular element?
a) are identical
b) have same mass
c) all are correct
d) have same volume
8.
Which one of the following is the postulate of Dalton's Atomic theory?
a) all of these
b) All elements are composed of atoms
c) Atoms can neither be created nor destroyed
d) Atoms of a particular element are identical
9.
By the work of John Dalton, chemistry did rapid progress in which century?
a) 18th
b) 17th
c) 16th
d) 19th
10.
Which one of the following is a subatomic particle of an atom?
a) neutron
b) proton
c) electron
d) all of these
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