Chemistry Pre-Assessment
Name:___________________________
1. What element has 14 protons?
2. The proper scientific notation of 565,000,000,000 isa. 0.565 x 1012
b. 5.65 x 1011
3. Baking cookies is considered to be- a. chemical change
4. The mixture is considered to bea. soluble
b. insoluble
c. inmixable
d. mixable
c. 56.5 x 1010
d. 565 x 109
b. physical change
5. What letter represents a noble gas-
6. Which of the following are properties of metals (choose all that apply)
a. Dense b. shiny c. heavy d. conductor of heat e. cold f. malleable g. slippery h. brittle
7. Looking at the image, what does each letter represent-
8. Which of the following are mixtures:
9. Looking at the graph to the right, what is the independent
variable?
10. How many centimeters are in a meter?
11. Which of the following represents a compound?
(choose all that apply) a. Br b. H2O c. NaCl d. Zn
e. CO2
12. What are shared in a covalent bond?
13. The elements on the periodic table are organized by their14. What subatomic particle has a negative charge?
15. Which elements are metals? (Choose all that apply)
16. What state of matter is this?
17. Balance the following reaction:
____N2 + ___O2  ___N2O
18. According to the image to the right, the pH of the test substance is 12. Therefore, the test
substance is- a. acidic
b. basic
c. neutral
19. Match each dartboard to the descriptions
a. Accurate but not precise
b. Neither precise nor accurate
c. Precise but not accurate
d. Both accurate and precise
20. What glassware would you use to measure 9.5 mL of water? (Choose all that apply)
a. beaker b. graduated cylinder c. Erlenmeyer flask d. Florence flask