What’s the Matter?
Atomic Architecture
Periodic Patterns
Elemental Essentials
Science Potpourri
100

This state of matter has a definite volume but takes the shape of its container.

What is a Liquid?

100

These two subatomic particles are found inside the nucleus of an atom.

What are Protons and Neutrons?

100

These are the vertical columns on the Periodic Table.

What are Groups (or Families)?

100

This is the chemical symbol for the element Iron.

What is Fe?

100

This is the most abundant element in the entire universe.

What is Hydrogen?

200

This type of change occurs when a new substance is formed and is usually difficult to reverse.

What is a Chemical Change?

200

This subatomic particle has a negative charge and "orbits" the nucleus in shells.

What is an Electron?

200

These elements are located on the far right of the table and are famous for being unreactive.

What are Noble Gases?

200

Distilled water is an example of this, because it contains only one type of particle.

What is a Pure Substance?

200

This is the only metal that remains a liquid at room temperature.

What is Mercury?

300

If an object has a mass of 30g and a volume of 10cm³, what is its density?

What is 3 g/cm³?

300

To find the number of neutrons, you subtract the Atomic Number from this value.

What is the Atomic Mass?

300

This family of elements in Group 17 are highly reactive non-metals (e.g., Chlorine, Fluorine).

What are Halogens?

300

A substance made of two or more different elements chemically bonded together.

What is a Compound?

300

Diamonds and the "lead" in your pencil are actually both made of this same element.

What is Carbon?

400

Is "the metal is shiny" a qualitative or quantitative physical property?

What is Qualitative?

400

According to the Bohr-Rutherford model, how many electrons can fit in the first three shells?

What are 2, 8, and 8?

400

Most elements on the Periodic Table fall into this category, found on the left and center.

What are Metals?

400

How many total atoms are in one molecule of sulfuric acid (H2SO4)?

What is 7?

400

This is the only letter in the alphabet that does not appear anywhere on the Periodic Table.

What is the letter J?

500

List 4 of the 5 clues that suggest a chemical change has taken place.

What are heat/light, gas produced, color change, precipitate formed, or odor change?

500

If an atom has 15 protons, 16 neutrons, and 15 electrons, what element is it?

What is Phosphorus?

500

This element is found in Period 4, Group 1. It is highly reactive with water.

What is Potassium?

500

This type of mixture looks like a single substance (like salt water) but is actually two substances mixed.

What is a Solution (or Homogeneous Mixture)?

500

The symbol for Lead is Pb because the Romans called it Plumbum—which is also where we get this modern job title.

What is a Plumber?