Test - Chemical Reaction

Question 1

3. How many nitrate ions are represented in 2Ca(NO3)2 in this compound?

Answer 1

4. (Worked it with Mrs. Tinney)

Question 2

22. What chemical reaction represents a double displacement reaction?

Answer 2

NaOH + HCL ———> NACl + H2O. Pg.13

Question 3

24. How many total atoms are represented in 2Ca(NO3)2 in this compound?

Answer 3

18. (Worked it with myself)

Question 4

26. How many atoms of oxygen are represented in 2Ca(NO3)2.

Answer 4

12. (Worked it with myself)

Question 5

27. To balance a chemical equation, it may be necessary to adjust the _____.

Answer 5

Coefficients. Pg.4

Question 6

41. Looking at your problems #35 - #39, which reaction was not shown? How do you know?

Answer 6

Combustion. There was not water and carbon dioxide in the product. Pg.12