Use our HESI chemistry practice test to prepare for your upcoming exam. The practice test is completely free and includes topics you may be tested on.
The HESI A2 chemistry section gives students plenty of trouble – using a practice exam is a great way to ensure that you are ready for the real exam.
We have included answer explanations that will help you better understand why you answer was correct or incorrect. Make sure to review the explanations when you submit the practice exam.
HESI Chemistry Practice Test
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Thanks for taking our free HESI chemistry practice test. Click the “View Questions” button below to view the answer explanations.
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The sun’s source of energy is from what process that takes place in its core?CorrectIncorrect
If Calcium is in Group 2 and has an atomic mass of 40, and chlorine is in Group 7A and has an atomic mass of 35.5, what is the mass of one mole of calcium chloride?CorrectIncorrect
What type of reaction is photosynthesis?CorrectIncorrect
What substance is essential to a combustion reaction?CorrectIncorrect
Matter with a definite shape and volume, with particles that are tightly held together with strong intermolecular forces that vibrate is classified as which state?CorrectIncorrect
Which of these compounds would be the most polar?CorrectIncorrect
What particles are found in the nucleus of an atom?CorrectIncorrect
Which of these atoms has the smallest atomic radius?CorrectIncorrect
Which process builds polymers from monomers?CorrectIncorrect
An aluminum ion contains 13 protons in the nucleus. How many electrons are in an Al+3 ion?CorrectIncorrect
Water gets its properties like high specific heat, cohesion, adhesion, and the ability to form solutions from _______CorrectIncorrect
Matching: Match the following chemical reactions with their corresponding formulas.
- A + B → C
- AB → A + B
- A + BC → B + AC
- AB + CD → AD + CB
A base with a pH of 13 is how much stronger than a base with a pH of 10?CorrectIncorrect
Antacids react with HCl in the stomach to help alleviate heartburn in what type of reaction?CorrectIncorrect
The pancreas releases sodium bicarbonate to the duodenum to mix with the HCl in the chyme from the stomach. The reaction between the two compounds is an example of what type of chemical reaction?CorrectIncorrect
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HESI Chemistry Overview
The HESI chemistry sections is 1 of 10 total sections on the HESI exam. Odds are you will not be asked to take all 10 sections of the exam.
Some schools require the HESI A2 chemistry section while others do not. You can check with your school or institution beforehand to double check.
You will find that there are 30 total questions on the HESI chemistry section. However, 5 of those 30 questions are unscored. These 5 questions are test questions used by the maker of the exam.
You will have 25 minutes to complete this section of the exam.
Some common topics tested include:
- Periodic table
- Atomic structure
- Chemical equations
- Chemical bonding
- Nuclear chemistry
These are some complex topics, if you want some help better understanding these topics before your exam, use our HESI A2 prep course.
|HESI Chemistry||Key Takeaways|
|Total Scored Questions||25|
|Time Limit||25 Minutes|
|Time to Spend Per Question||50 Seconds|
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