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WorksheetsAQA GCSE Physics Atomic Structure - structure of an atom
Total questions: 22
Worksheet time: 12mins
What are all elements made up of? (a)
Subatomic particles with a negative charge
Electrons
Neutrons
Protons
Quarks
The image shows three isotopes of hydrogen. Which of the following correctly describes the meaning of an isotope?
Atoms of the same element with the same number of electrons and neutrons but different numbers of protons
Atoms of the same element with the same number of protons and neutrons but different numbers of electrons
Atoms of the same element with the same number of electrons and protons but different numbers of neutrons
Atoms of the same element with the same number of electrons, neutrons and protons
Which of the following is TRUE about an isotope?
same number of protons and neutrons
same number of protons but different number of neutrons
same atomic mass but different atomic number
neutron and electron numbers are the same
What particle is the following image pointing to?
Proton
Electron
Neutron
Nucleus
Which statement is correct?
Protons are located outside the nucleus and have a positive charge.
Protons are located inside the nucleus and have a positive charge.
Protons are located outside the nucleus and have no charge.
Which statement is correct?
Neutrons are located outside the nucleus and have a positive charge.
Neutrons are located inside the nucleus and have a positive charge.
Neutrons are located inside the nucleus and have no charge.
Check all that are correct about an electron.
Electrons are positive
Electrons are negative
Electrons are inside the nucleus
Electrons are outside the nucleus
Electrons are very small
Is not located in the nucleus
electron
Is located in the nucleus and has no charge
neutron
Is located in the nucleus and has a positive charge
proton
Contains positive and uncharged particles
nucleus
