Atomic And Nuclear Physics - SS3 Physics Past Questions and Answers - page 1
1
Which of the following statements is true about the nucleus of an atom?
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A
It consists of electrons and protons.
B
It is positively charged and contains most of the mass of the atom.
C
It is negatively charged and contains most of the mass of the atoms
D
It is neutral and contains very little mass.
2
Nuclear physics is the study of___
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A
Nuclear power plants
B
Atomic nuclei
C
Nuclear weapons
D
Atoms
3
Atomic physics focuses on the study of the properties and behaviour of___
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A
Alloys
B
Atoms
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C
Elements
D
Chemicals
4
Atomic nuclei are composed of ___ and ___
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A
Sticks and stones
B
Atoms and elements
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C
Protons and neutrons
D
Chemicals and acids
5
One of the most important discoveries of atomic and nuclear physics is the concept of
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A
Microscopic organisms
B
Nuclear energy
C
Atomic energy
D
Wave-particle duality
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6
In what fields have nuclear physics been applied?
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7
Which subatomic particle is responsible for the chemical properties of an element?
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A
Proton
B
Neutron
C
Electron
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D
Nucleus
8
Which of the following statements about isotopes is true?
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A
Isotopes have different numbers of electrons.
B
Isotopes have different numbers of protons.
C
Isotopes have different numbers of neutrons
D
Isotopes have different atomic numbers.
9
What is the atomic number of an element?
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A
The number of electrons in the nucleus of an atom.
B
The number of protons in the nucleus of an atom.
C
The number of neutrons in the nucleus of an atom.
D
The sum of the number of protons and neutrons in the nucleus of an atom.
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10
Which of the following elements is a halogen?
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A
Sodium
B
Chlorine
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C
Calcium
D
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Iron
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