1) The three basic components of an atom are: a) protons, neutrons, and ions b) protons, neutrons, and electrons c) protons, neutrinos, and ions d) protium, deuterium, and tritium 2) An element is determined by the number of: a) atoms b) electrons c) neutrons d) protons 3) The nucleus of an atom consists of: a) electrons b) neutrons c) protons and neutrons d) protons, neutrons, and electrons 4) A single proton has what electrical charge? a) no charge b) positive charge c) negative charge d) either a positive or negative charge 5) Which particles have approximately the same size and mass as each other? a) neutrons and electrons b) electrons and protons c) protons and neutrons d) none - all are different in terms of size and mass 6) Which two particles would be attracted to each other? a) electrons and neutrons b) electrons and protons c) protons and neutrons d) all particles are attracted to each other 7) The atomic number of an atom is: a) the number of electrons b) the number of neutrons c) the number of protons d) the number of protons plus the number of neutrons 8) Changing the number of neutrons of an atom changes its: a) isotope b) element c) ion d) charge 9) When you change the number of electrons on an atom, you produce a different: a) isotope b) element c) ion d) atomic mass 10) According to atomic theory, electrons are usually found: a) in the atomic nucleus b) outside the nucleus, yet very near it because they are attracted to protons c) outside the nucleus -- most of an atom's volume is the electron cloud d) anywhere they want to be -- no particular location is more likely than any other

Atom Quiz

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