Periodic Table Review Dec. 2024

Front

What is the number of valence electrons in Noble Gases?

Back

8, except helium which has 2 valence electrons.

Front

What state of matter are most metals at room temperature?

Back

Solids.

Front

Are Noble Gases solids, liquids, or gases?

Back

Gases.

Front

How many valence electrons are found in atoms of group 14?

Back

4.

Front

What state of matter are most nonmetals at room temperature?

Back

Gases.

Front

What are Noble Gases?

Back

A group of elements in Group 18 of the periodic table, known for their lack of reactivity.

Front

What is the significance of valence electrons?

Back

They determine how an element reacts chemically with other elements.

Front

What is the general trend of metallic character in the periodic table?

Back

It increases as you move down a group and decreases across a period from left to right.

Front

What are the properties of metals?

Back

Good conductors of heat and electricity, malleable, ductile, and usually solid at room temperature.

Front

What are the properties of nonmetals?

Back

Poor conductors of heat and electricity, not malleable or ductile, and can be gases, liquids, or solids at room temperature.