Elements and Compounds

Front

What is formed when two or more elements chemically combine?

Back

Compound

Front

What do we call a substance that contains two or more atoms combined?

Back

Compound

Front

Which term describes a substance made up of two or more elements that are chemically combined?

Back

Compound

Front

Which of the following is not a compound: HCl, Cl, NaCl, CO2?

Back

Cl

Front

Is sugar (C12H22O11) an element or a compound?

Back

Compound

Front

What is the smallest unit of a compound?

Back

Molecule

Front

What is a pure substance made of only one type of atom called?

Back

Element

Front

What is the difference between a mixture and a compound?

Back

A mixture is a combination of substances that are not chemically bonded, while a compound is a substance formed when two or more elements are chemically bonded.

Front

What is the chemical formula for water?

Back

H2O

Front

What is the chemical formula for table salt?

Back

NaCl