Unit 5 Summative Review

Front

What are elements that are shiny and conduct electricity and heat called?

Back

Metals

Front

What are the highlighted elements in the periodic table known as?

Back

Actinides

Front

Which group of the periodic table is composed of nonreactive gases?

Back

Noble gases

Front

Order the following elements by increasing atomic radii: Ra, Be, Ca, Rb, H.

Back

H, Be, Ca, Rb, Ra

Front

Which group of non-metals is the most reactive?

Back

Halogens

Front

What is the definition of metals?

Back

Elements that are typically shiny, malleable, ductile, and good conductors of heat and electricity.

Front

What are Actinides?

Back

A series of 15 chemical elements in the periodic table with atomic numbers from 89 to 103.

Front

What are Noble Gases?

Back

Group 18 elements in the periodic table that are characterized by their lack of reactivity due to having a full valence shell.

Front

What is atomic radius?

Back

The distance from the nucleus of an atom to the outermost shell of electrons.

Front

What is the trend of atomic radii in the periodic table?

Back

Atomic radii increase down a group and decrease across a period from left to right.