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Atoms and Elements 1

Pearson Ch. 4 Voaculary

QuestionAnswer
What is an atom? An atom is the smallest particle of an element.
What is an electron? An electron is a negatively charged particle.
What is a proton? A positively charged particle.
What is an energy level? The specific amount of energy an electron has.
What is a neutron? A neutrally charged particle.
What is the atomic number? The amount of protons in the nucleus of an atom.
What is an isotope? An atom with the same number of protons and a different number of neutrons.
What is the atomic mass? The sum of the protons and neutrons in the nucleus of the atom.
Created by: FoodFan