Chemistry Exam Practice

Front

What is a colloid?

Back

A colloid is a type of mixture where moderate-sized particles are suspended in a gel-like substance.

Front

What does pH measure?

Back

pH measures the concentration of H+ ions in a solution.

Front

What is the chemical symbol for iodine?

Back

The chemical symbol for iodine is I.

Front

In a chemical equation, which side represents the products?

Back

The right side of a chemical equation represents the products.

Front

Is the equation NaHCO3 ---> Na2CO3 + H2O + CO2 balanced?

Back

No, the equation is not balanced.

Front

What is a suspension?

Back

A suspension is a mixture where larger particles are dispersed in a liquid but can settle over time.

Front

What is a solute?

Back

A solute is a substance that is dissolved in a solvent to form a solution.

Front

What is a solvent?

Back

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

Front

What is the difference between acids and bases?

Back

Acids release H+ ions in solution, while bases release OH- ions.

Front

What is a chemical equation?

Back

A chemical equation is a symbolic representation of a chemical reaction.