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

This group of elements includes calcium and magnesium.

What are alkaline earth metals?

100

The symbol for carbon.

What is C?

100

The element lithium gets its name from the Greek word lithos, meaning this.

What is stone?

100

As you move down a group, reactivity increases for this type of element.

What are metals?

100

This element makes up most of the air we breathe.

What is nitrogen?

200

Elements in this group have a full outer energy level, making them very stable.

What are noble gases?

200

The symbol Cu represents this metal used in wiring.

What is copper?

200

Plutonium was named after this dwarf planet.

What is Pluto?

200

As you move left to right across a period, this property (ability to attract electrons) increases.

What is electronegativity?

200

This element is used to disinfect pools and make household bleach.

What is chlorine?

300

Fluorine and chlorine belong to this highly reactive group.

What are halogens?

300

Pb is the symbol for this heavy metal once used in pipes and paint.

What is lead?

300

The element curium was named after this pair of scientists.

Who are Marie and Pierre Curie?

300

The ability of an atom to lose electrons easily is called this.

What is metallic character?

300

This element is found in bones and teeth and is important for strong structure.

What is calcium?

400

These elements, found along the stair-step line, show properties of both metals and nonmetals.

What are metalloids?

400

The element with the symbol Sn.

What is tin?

400

The name nickel comes from a German word meaning “Old Nick’s copper,” referring to this figure.

Who is the devil?

400

The most reactive metal on the periodic table.

What is francium?

400

This element is used in thermometers and was once called quicksilver.

What is mercury?

500

This group includes uranium and plutonium, known for being radioactive.

What are the actinides?

500

The symbol Sb represents this element whose name means “not alone” in Greek.

What is antimony?

500

Gallium was named after Gallia, the Latin name for this modern-day country.

What is France?

500

These elements are often called the “bridge” elements because they can have multiple oxidation states.

What are transition metals?

500

This element is used in nuclear power plants and atomic submarines.

What is uranium?

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