12.18.2024 OSE Chemistry U2-Lightning Test Review

Front

What is lightning?

Back

Lightning is a natural electrical discharge of very short duration and high voltage between a cloud and the ground, or within a cloud.

Front

Which natural phenomenon causes more deaths: lightning, tornadoes, or hurricanes?

Back

Lightning causes more deaths than tornadoes or hurricanes.

Front

What are elements in Group 17 of the periodic table known as?

Back

Elements in Group 17 are known as Halogens.

Front

What do members of the same family in the periodic table share?

Back

Members of the same family share the same number of valence electrons.

Front

What is the family name of the elements that include Fluorine, Chlorine, and Iodine?

Back

The family name is Halogens.

Front

What is the atomic symbol for Neon?

Back

The atomic symbol for Neon is Ne.

Front

What are Alkali Metals?

Back

Alkali Metals are elements in Group 1 of the periodic table, known for being highly reactive and having one valence electron.

Front

What are Noble Gases?

Back

Noble Gases are elements in Group 18 of the periodic table, known for being inert and having a full valence shell.

Front

What is the significance of valence electrons?

Back

Valence electrons determine how an element reacts chemically with other elements.

Front

What is the difference between Alkali Metals and Alkaline Earth Metals?

Back

Alkali Metals are in Group 1 and have one valence electron, while Alkaline Earth Metals are in Group 2 and have two valence electrons.