Chemistry Unit Test

Front

Which elements are to the right of the zig zag?

Back

Nonmetals are located to the right of the zig zag line on the periodic table.

Front

In which group are the most reactive metals located?

Back

Group 1 (IA) contains the most reactive metals, known as alkali metals.

Front

What are elements in the same vertical column of the periodic table called?

Back

Elements in the same vertical column are called a Family or Group.

Front

What are the products in the equation N2 + H2 -> NH3?

Back

The product is NH3 (ammonia).

Front

Which of the following is NOT an example of a chemical change?

Back

Melting ice is a physical change, not a chemical change.

Front

What is a chemical change?

Back

A chemical change is a process where substances combine or break apart to form new substances.

Front

What are metalloids?

Back

Metalloids are elements that have properties of both metals and nonmetals, found along the zig zag line.

Front

What is the periodic table?

Back

The periodic table is a chart that organizes all known elements based on their atomic number and properties.

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means.

Front

What is a compound?

Back

A compound is a substance formed when two or more elements chemically bond together.