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High School Chemistry: Help and Review Final Exam

Free Practice Test Instructions:

Choose your answer to the question and click 'Continue' to see how you did. Then click 'Next Question' to answer the next question. When you have completed the free practice test, click 'View Results' to see your results. Good luck!

Question 1 1. What factor is most important when determining pH?

Question 2 2. What is the best definition for resonance?

Question 3 3. When polonium-218 decays, it emits a beta particle, followed by an alpha particle. The resulting isotope is:

Question 4 4.

Which element is found in the group described by the statement below?

This group contains poisonous, very reactive elements often used in bacteria killing or household cleaners.

Question 5 5. Which of the following is a physical change?

Question 6 6. What happens when both of the orbitals in a molecule are in phase, either both positive or both negative, and the electrons in the bonds are at their lowest energy level?

Question 7 7. For the reaction A + B makes product C, what is the reaction quotient if the amount of A is 2, B is 3 and C is 8?

Question 8 8. Which Kelvin temperature is equal to 25 degrees Celsius?

Question 9 9. An organic compound is represented by RX. Identify X.

Question 10 10. What is formed from a neutralization reaction?

Question 11 11. What is the functional group that is formed when glycerol reacts with carboxylic acids to form triglycerides?

Question 12 12. When something is moving it has _____ energy.

Question 13 13.

Which of the following are reasons why RNA is generally less stable than DNA?

I. Fewer hydrogen bonds

II. Prevalence of proteins that can degrade RNA

III. Fewer -OH groups in the sugar of RNA

Question 14 14. Auto-ionization of water occurs when _____

Question 15 15. How is mass of a substance connected to its amount in mole(s)?

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High School Chemistry: Help and Review Final Free Practice Test Instructions

Choose your answer to the question and click 'Continue' to see how you did. Then click 'Next Question' to answer the next question. When you have completed the free practice test, click 'View Results' to see your results. Good luck!

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