Copyright
NDA Exam Preparation & Study Guide  /  General Courses

Test Prep Plan - Take a practice test

Take this practice test to check your existing knowledge of the course material. We'll review your answers and create a Test Prep Plan for you based on your results.
How Test Prep Plans work
1
Answer 50 questions
Test your existing knowledge.
2
View your test results
Based on your results, we'll create a customized Test Prep Plan just for you!
3
Study smarter
Study more effectively: skip concepts you already know and focus on what you still need to learn.

Chemical Properties of Elements & Substances Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. How does ozone differ from dioxygen?

Question 2 2. What are the three main allotropes of oxygen?

Question 3 3.

Use the clue to determine which property of air is being described.

If air is cooled enough or exposed to enough pressure, it gets squeezed together.

Question 4 4.

Based on what you know about air, predict what would happen in this scenario:

Air is heated.

Question 5 5. Dry ice is:

Page 2

Question 6 6. Most of the carbon dioxide in the Earth's atmosphere comes from:

Question 7 7. Which of the following is a strong acid?

Question 8 8. Which of the following is a strong base?

Question 9 9. Which of the following is TRUE of inorganic fertilizers?

Question 10 10. Which of the following is a definition of natural fertilizer?

Page 3

Question 11 11. Why could hydrogen be a part of the halogen and alkali earth metal families?

Question 12 12. What group and period is hydrogen typically a part of?

Question 13 13. Plants and animals return the nitrogen back to the cycle through _____.

Question 14 14. In order for plants to be able to soak up the nitrogen it needs to be turned into _____, a nitrogen containing compound that is mixed with _____.

Question 15 15. What is soap made from?

Page 4

Question 16 16. How are safety matches made?

Question 17 17. Which is a physical or chemical property commonly found in salts?

Question 18 18. A salt usually consists of ions from ______.

Question 19 19. Which of the following is an example of a chemical change?

Question 20 20. Which of the following changes to sugar is an example of a physical change?

Page 5

Question 21 21. What is carbon?

Question 22 22. Which of the following is NOT a biological process that involves carbon?

Question 23 23. What makes a water molecule, H20, different from the mixture in a glass of tap water?

Question 24 24. Which of the following is an example of an element?

Question 25 25. Which of the following properties helps explain why a city near the Pacific Ocean experiences less dramatic changes in temperature during the day compared to a city farther inland?

Page 6

Question 26 26. Water's ability to move against gravity in a narrow space, such as a tube, is called:

Question 27 27. Which is the BEST reason for why atomic oxygen is not plentiful in the atmosphere?

Question 28 28. Which of the following is a good explanation as to why you don't get crushed by the weight and pressure of air?

Question 29 29. The chemical formula for carbon dioxide is:

Question 30 30. The pH scale is a _______ scale.

Chemical Properties of Elements & Substances Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Support