Elements and Compounds

Front

What is the simplest form of substance?

Back

Element

Front

What elements are in the compound NKLiMgNa?

Back

Nitrogen, Potassium, Lithium, Magnesium, Sodium

Front

Are there any compounds on the periodic table?

Back

No, because only elements are on the periodic table.

Front

What type of substance is salt (NaCl)?

Back

Compound

Front

What is helium (He)?

Back

Element

Front

Define an element.

Back

A pure substance that cannot be broken down into simpler substances by chemical means.

Front

Define a compound.

Back

A substance formed when two or more elements are chemically bonded together.

Front

What is a mixture?

Back

A combination of two or more substances that are not chemically bonded.

Front

Give an example of a compound.

Back

Water (H2O) is a compound made of hydrogen and oxygen.

Front

What is the chemical formula for table salt?

Back

NaCl