It's electronic! Pupils uncover elements and their electron configurations as they explore mass, groupings, correct charges, and sliding theory. Young scientists learn creative ways to remember various elements and correctly...

This compendious collection of slides leaves no questions when it comes to the concept of atomic size. Thorough and easy-to-read graphs, tables, and graphics explain atomic radii, the shielding effect, the octet rule, isoelectric...

In this radiation shielding learning exercise, students use a graph of the dosage of radiation versus the thickness of aluminum shielding using data from the MIR spacecraft and ISO satellite to solve 3 problems. They determine how thick...

Thorough explanations of the trends in the periodic table of elements make up the majority of this handout. Atomic and ionic size, ionization energy, electron affinity, and electronegativity are presented before giving chemistry...

In this atomic spectra worksheet, students answer eighteen questions about wavelengths of light, the emission spectrum, energy of photons, the frequency of electromagnetic radiation and electrons in the excited state.

Students construct a model of a volcano. They read "NASA Facts Atmospheric Aerosols" and discuss the impacts of volcanic eruptions. They write informative essays about how aerosols impact the Earth.

In a well-prepared Jeopardy-style game, your chemisty class can review the periodic table. Questions cover the element groups, some history, atomic number, atomic and ionic radii, electronegativity, and the shielding effect. What a fun...

This concise collection of images speaks volumes about the trends in the periodic table of elements. Different versions of the periodic table are displayed demonstrating different trends. Teachers' notes are included to assist your...

In this atom instructional activity, students review the structure of an atom. Students also explore radioactive elements and quarks. This instructional activity has 10 fill in the blank, 6 true or false, 1 short answer, and 3 multiple...

Students study the effects of shielding on the amount of detectable radioactivity from a gamma source. They investigate the shielding of one type of metal, then design their own experiments to answer questions raised during the...

Students study the different types of loudspeakers and how they work.  In this sound lesson students create their own loudspeakers.

The fifth lesson of seven in the series outlines an in-depth analysis of the periodic table. After direct instruction, pupils take turns practicing in the group before beginning independent study. The assessments include a...

Learners investigate space travel. In this space travel lesson students examine space exploration history, engineers and scientists involved in space exploration, and Newton's third law of motion. Learners make rockets.

Lead your class through the amazing world of isotopes as they investigate the various properties they contain and further understand their respective location on the periodic table. They explore half-lives and radioactivity as each...

Six slides summarize the details about group 14 in the periodic table, otherwise known as the carbon group. Young chemists will see facts about carbon itself, and then some general uses of related metalloids. This is a short and basic...

In this bonding worksheet, students read about the two different types of chemical bonding: ionic and covalent bonds. Students review ion notation and oxidation numbers. This worksheet has 24 fill in the blank, 2 drawings, and 4 short...

In this bonding worksheet, students read about the octet rule in bonding, ion notation, ionic bonds, covalent bonds and oxidation numbers. Students write 2 ion notations, they determine if 8 sets of ions will make compounds, they draw 2...

In this space radiation worksheet, students read about the various types of radiation humans are exposed to. Students answer 5 questions based on the reading. They calculate the amount of energy gained when exposed to a certain amount of...

In this cosmic rays and solar cells worksheet, students read about how cosmic rays damage the electrical output of solar cells over time on satellites. Students use a graph of the solar power output compared to the year for the SOHO...

[Free Registration/Login may be required to access all resource tools.] Covers electron shielding, s orbital influence on shielding, paired electron spin and shielding.

Explains what the electron shielding effect is, how to calculate the amount of nuclear charge in an atom, how to use the number of orbitals to find the number of electrons in an atom, and Slater's method of calculating the shielding...

[Free Registration/Login may be required to access all resource tools.] Explains ionization energy, trends in ionization energy, and electron shielding.

[Free Registration/Login may be required to access all resource tools.] Explains ionization energy, trends in ionization energy, and electron shielding.

Explains what the effective nuclear charge is and how electrons can create a shield between a nucleus and an outer electron. Presents exercises for comparing orbital sizes with effective nuclear charges. Requires Java.