Chemistry Quiz 37 (25 MCQs)

Quiz Instructions:

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1. Which biomolecule is made of amino acids?

2. An _____ reaction is when more energy is released than is absorbed. This energy can be in the form of light, heat, electricity, etc.

3. An atom of neon has 8 valence electrons. What will an atom of neon MOST likely do to be stable?

4. How many electrons can occupy the first main energy level of an atom?

5. A neutral solution has a pH of

6. Enzymes bring about their effect on the rate of reaction by

7. The dissolving materials in solution

8. What type of particle is:KCl

9. Which of the following is ONE of the signs of a chemical reaction?

10. A type of matter in which the electrons have been completely or partially separated from the atoms is a

11. Which noble gas has the highest boiling point?

12. It is the made of particles that give its mass and volume

13. What is the common name for H2O?

14. Which metal is heaviest?

15. The main chemical constituent of clay is?

16. Moving to the right on the periodic table increases the _____

17. The graphite rods in the nuclear reactor

18. Which of these recorded observations is qualitative, rather than quantitative?

19. The substance that contains the maximum amount of nitrogen is?

20. The metal that is used as a catalyst in the hydrogenation of oils is?

21. Mass number of a nucleus is

22. Speed up chemical reactions

23. Compounds that form hydrogen ions in solution is

24. Compounds containing one or more benzene rings are called

25. A separation technique where each component or solute is isolated on different affinities to mobile phase