PS M17 Test Review

Front

At room temperature, most metals are ____.

Back

solids

Front

An allotrope of carbon that is hard and is often used in jewelry is ____.

Back

diamond

Front

In general, nonmetals are ____.

Back

gases at room temperature

Front

The most unreactive group of elements is the _____.

Back

noble gases

Front

How many electrons do atoms of the alkali metals have in their outer energy levels?

Back

1

Front

What is the definition of an allotrope?

Back

Different forms of the same element in the same physical state.

Front

What are noble gases?

Back

Elements in Group 18 of the periodic table that are mostly unreactive.

Front

What is the general property of metals?

Back

They are malleable, ductile, and good conductors of heat and electricity.

Front

What is the difference between metals and nonmetals?

Back

Metals are typically solid, malleable, and good conductors, while nonmetals are often gases and poor conductors.

Front

What are alkali metals?

Back

The elements in Group 1 of the periodic table, characterized by having one electron in their outer shell.