Chemistry review

Front

What are the group 18 elements called?

Back

Noble gases

Front

In a solution, the substance that causes the dissolving is known as a ________

Back

solvent

Front

If an atom loses two electrons what charge will it have?

Back

+ 2

Front

Which element is the Noble Gas in period 5?

Back

Xenon (Xe)

Front

Chicken Noodle soup is what kind of mixture?

Back

Heterogenous

Front

What is the definition of a solute?

Back

A solute is a substance that is dissolved in a solution.

Front

What is the definition of a solvent?

Back

A solvent is a substance that dissolves a solute, forming a solution.

Front

What charge does an atom have if it gains electrons?

Back

Negative charge.

Front

What is the difference between a homogeneous and heterogeneous mixture?

Back

A homogeneous mixture has a uniform composition, while a heterogeneous mixture has a non-uniform composition.

Front

What are the main characteristics of noble gases?

Back

Noble gases are colorless, odorless, and inert under most conditions.