Practise MYP Physics questions on 6.1 Atomic Structure, Particles, Charges and Masses and review the explanations to check your understanding.
Use these questions for topic practice and to find ideas you want to revisit in your notes or lessons.
Which statement correctly compares the masses of the three primary subatomic particles?
A neutral Magnesium atom has an atomic number . If this atom loses 2 electrons to form a stable ion, how many electrons does the resulting ion possess?
Fill in the blank: In the standard nuclear notation , the value represents the total number of __________.
According to the nuclear model of the atom, what primarily occupies the volume of the atom outside the nucleus?
The total number of protons and neutrons in the nucleus of an atom is collectively referred to as the number of __________.
Protons and neutrons have nearly identical masses, while electrons are significantly lighter.
Neutrons are significantly heavier than both protons and electrons.
All three subatomic particles have approximately the same mass.
Electrons and protons have nearly identical masses, while neutrons are much heavier.
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12
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electrons
protons
nucleons
isotopes
isotopes
nucleons
A dense cloud of neutrons
A sphere of uniform positive charge
A solid shell of protons
Empty space through which electrons move
ions
elements
