8.5A Multiple Choice Test

If an atom has 12 protons, 13 neutrons, and 12 electrons, what is the charge of the atom?

Which statement best describes the nucleus of the atom?

An element has 27 protons, 27 electrons, and 32 neutrons. What is the atomic mass?

A group of students examines Bohr structure diagrams of various atoms and a periodic table. Which hypothesis is most accurate?

Groups of students built models of atoms using macaroni to represent protons, beans to represent neutrons, and marshmallows to represent electrons. How can the model be improved to be more accurate of the actual size of each subatomic particle

A student is given a diagram of an atom with 3 protons and 3 electrons. Which statement describes the atom if another electron is added to the diagram?

Which subatomic particles make up the mass of an atom?

Which subatomic particle is attracted to the nucleus?

How can you calculate the atomic mass of an element?

In a neutral Calcium atom, there are 20 protons, 20 neutrons, and 20 electrons. If the Calcium atom loses two electrons, what will be the charge of the Calcium atom?

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