Elemental Groups
Chemical Symbols
Name Derivations
Periodic Trends
Famous Elements in Use
100

This group includes hydrogen’s “neighbors” like lithium and sodium.

What are alkali metals?

100

The symbol for hydrogen.

What is H?

100

The element oxygen comes from Greek words meaning “acid former.” The Greek root oxy means this.

What is sharp or acid?

100

The atomic number tells you the number of these particles in an atom.

What are protons?

100

This element is found in all living things and is the basis of organic chemistry.

What is carbon?

200

Argon and xenon are members of this nonreactive group.

What are noble gases?

200

The symbol N represents this gas that makes up most of our atmosphere.

What is nitrogen?

200

Titanium is named after these strong figures from Greek mythology.

What are the Titans?

200

As you move across a period, the number of protons in each element does this.

What is increase?

200

This element gives the green color in plants.

What is magnesium (in chlorophyll)?

300

These elements in Group 2 are found in Earth’s crust and are used in fireworks.

What are alkaline earth metals?

300

Au stands for this valuable metal.

What is gold?

300

Scandium was named after this region of northern Europe.

What is Scandinavia?

300

The elements on the left side of the periodic table are generally this type.

What are metals?

300

This element is used in pencils, though people often mistake it for lead.

What is carbon (graphite)?

400

Elements in this group react with metals to form salts.

What are halogens?

400

The element with the symbol Zn.

What is zinc?

400

The element ruthenium gets its name from Ruthenia, the Latin word for this country.

What is Russia?

400

The tendency of an atom to attract electrons toward itself in a bond is called this.

What is electronegativity?

400

This element is used in computer chips and solar panels.

What is silicon?

500

The lanthanides and actinides are together called this group, located below the main table.

What are the inner transition metals?

500

Pt is the symbol for this rare, silvery-white metal often used in jewelry and catalytic converters.

What is platinum?

500

Polonium was named after the home country of this famous scientist.

Who is Marie Curie?

500

These are the vertical columns on the periodic table.

What are groups (or families)?

500

This element, discovered in 1898, is used to make glowing signs and its name means “new.”

What is neon?

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