Properties of Matter: Physical vs Chemical and Elements

Front

What is the chemical symbol for Magnesium?

Back

Mg

Front

What is the atomic number of Magnesium?

Back

12

Front

What is the chemical symbol for Lithium?

Back

Li

Front

What is the chemical symbol for Sulfur?

Back

S

Front

What is the atomic mass of Beryllium?

Back

9

Front

What is the chemical symbol for Aluminum?

Back

Al

Front

What is the difference between a physical change and a chemical change?

Back

A physical change alters the form of a substance but not its chemical composition, while a chemical change results in the formation of new substances.

Front

What is an element?

Back

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

Front

What is the periodic table?

Back

A tabular arrangement of elements organized by increasing atomic number, showing periodic trends.

Front

What is an atomic number?

Back

The number of protons in the nucleus of an atom, which determines the element's identity.