Properties of atoms
Kansas Education Standards. The modern atomic model suggests that an atom has two particles in the nucleus, a proton and a neutron or neutrally charged particle. All the mass of an atom is made up with these particles. The total number of protons and neutrons in an atom is called atomic mass while the number of protons is called the atomic number. Read More...
Study GuideProperties of atoms Worksheet/Answer keyProperties of atoms Worksheet/Answer keyProperties of atoms Worksheet/Answer keyProperties of atoms Worksheet/Answer keyProperties of atoms Vocabulary/Answer keyProperties of atoms
The resources above correspond to the standards listed below:
KS.2A. Chemistry: The student will develop an understanding of the structure of atoms, compounds, chemical reactions, and the interactions of energy and matter.
2A.1. The student will understand the structure of the atom.
2A.1.1. The student understands atoms, the fundamental organizational unit of matter, are composed of subatomic particles. Chemists are primarily interested in the protons, electrons, and neutrons found in the atom.
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