HESI A2 Chemistry Practice Questions

HESI A2

HESI A2 Test Bank

HESI A2 Chemistry Practice Questions Questions

Question 1 of 5

What is the correct formula for calcium carbonate?

A. CaSO₃ B. CaCO₃ C. Ca(OH)₂ D. CH₃OH

Question 2 of 5

Which of the following represents a hydride ion?

A. H⁻ B. H⁺ C. OH⁻ D. HCl

Question 3 of 5

Why does the diffusion rate increase as a substance is heated?

A. The kinetic energy of particles increases. B. The space between particles increases. C. The density of particles decreases. D. The size of particles increases.

Question 4 of 5

Which substance forms hydroxide ions when placed in water?

A. Lemon juice B. Battery acid C. Vinegar D. Lye

Question 5 of 5

Which one is not a hydrocarbon?

A. Methane (CH4) B. Pyridine (C5H5N) C. Ethane (C2H6) D. Propane (C3H8)

HESI A2 Chemistry Practice Questions

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HESI A2

HESI A2