Chemistry Mini Proficiency #2 Review 22-23

Front

Sulfuric Acid - H₂SO₄ has ____ different types of elements.

Back

3

Front

Solubility is _________________________________.

Back

How easily something dissolves in a liquid.

Front

Malleability is _______________________________________

Back

How easy it is to bend or shape a material without breaking it.

Front

Which statement best describes why baking a cake is an example of a chemical change?

Back

The process cannot be reversed.

Front

On the Periodic Table, elements in the same COLUMN are in the same _____.

Back

Group.

Front

What is the definition of a chemical change?

Back

A change that results in the formation of new chemical substances.

Front

What is the definition of a physical change?

Back

A change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What is the main characteristic of metals?

Back

They are good conductors of heat and electricity.

Front

What is the main characteristic of nonmetals?

Back

They are poor conductors of heat and electricity.

Front

What is the definition of an element?

Back

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