Atoms Multiple Choice Test

What type of subatomic particle is found in a cloud surrounding the nucleus of an atom.

Which of the following describes a proton?

What part of the atom identifies it as an element?

What is the mass of an atom with 24 protons and 34 neutrons?

What is the total number of protons, neutrons, and electrons in an atom of Calcium, Ca with an atomic mass of 42?

How many protons, neutrons, electrons are found in an atom of Bromine, Br, with a mass of 80?

What is the difference between the number of electrons in an atom of Arsenic, As and the number of electrons in an atom of Aluminum

An atom of a certain element has 12 protons, 12 electrons, and a mass of 24. How many neutrons are in this atom?

Which of the following describes a neutron?

Which property of the unknown element determines the other elements it reacts with?

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