Bill Nye - Chemical Reactions

Front

Who invented dynamite?

Back

Alfred Nobel

Front

What liquid is commonly used to clean pennies?

Back

Vinegar

Front

In fireworks, what do the salts create?

Back

The colors

Front

How many naturally occurring elements are on the periodic table?

Back

92

Front

What does Bill Nye claim he never leaves home without?

Back

His periodic table

Front

What is a chemical reaction?

Back

A process that involves the rearrangement of the molecular or ionic structure of a substance.

Front

What is the significance of the periodic table in chemistry?

Back

It organizes all known elements based on their atomic number, electron configuration, and recurring chemical properties.

Front

What are the three main types of chemical reactions?

Back

Synthesis, decomposition, and replacement reactions.

Front

What is the role of acids in chemical reactions?

Back

Acids can donate protons (H+) and can react with bases to form salts and water.

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.