2. A) Tetracarbon monofluoride B) Carbon tetrafluoride C) Monocarbon tetrafluoride D) Carbon trifluoride

3. a. Chlorous acid b. Chlorate acid c. Hydrochloric acid d. Hydride chloride

4. a. biology b. physics c. chemistry d. anatomy & physiology

5. __Fe 3 O 4 + __H 2 -----> ___Fe + ___H 2 O a. 1,4,4,3 b. 1,4,3,4 c. 1,1,2,4 d. 2,3,3,4

6. _Al 2 (SO 4 ) 3 + _Ca(OH) 2 -----> _Al(OH) 3 +_CaSO 4 a. 1,3,2,3 b. 3,2,3,1 c. 1,2,2,2 d. 2,2,2,2

7. a. 5.00 g b. 60.05 g c. 60.05 mol d. 5.0 mol

8. a. 18.02 mol/g b. 16 g/mol c. 16 mol/g d. 18.02 g/mol

9. a. KCl b. K 2 Cl 3 c. KCl 2 d. KCl 4 e. K 2 Cl

10. 2KOH + H 2 SO 4 -----> K 2 SO 4 + 2H 2 O Does this reaction follow the law of conservation of mass? a. yes b. no c. not enough information

11. What is the correct name for this compound? a. magnesium oxygen b. magnesium oxide c. magneside oxygen d. magneside oxide

12. Mg + HCl ---> MgCl 2 + H 2  How many moles of HCl will be required for this reaction to proceed? a. 6 b. 3 c. 1 d. 2

13. a. more than 50% b. 75% c. nearly 30% d. none of these

14. a. 3,200 cm b. 32,000 cm c. 320 cm d. 3,200,000 cm

15. Potassium carbonate reacts with barium chloride to produce potassium chloride and barium carbonate. a. K(CO 3 ) 2 + Ba 2 Cl ----> KCl + Ba 2 (CO 3 ) 2 b. KCO 3 + BaCl ---> KCl + BaCO 3 c. K 2 CO 3 + BaCl 2 ----> 2KCl + BaCO 3 d. KCO 3 + BaCl 2 -----> KCl 2 + BaCO 3

16.  If given the total mass of reactants in a chemical reaction, the mass of the products would be equal to_________________________. a. twice the mass of the reactants b. Avogadro's number of atoms c. the mass of the reactants d. the density

17. Chlorine gas reacts with magnesium iodide to form magnesium chloride and iodine gas. a. Cl 2 + MgI 2 -----> MgCl 2 + I 2 b. Cl + MgI -----> MgCl + I c. 2Cl + MgI 2 -----> MgCl 2 + 2I d. Cl 2 + 2MgI -----> 2MgCl + I 2

18. Si(s) + 2Cl 2 (g) → SiCl 4 (l) a. Decomposition b. Addition c. Single replacement d. combustion

19. Which one is it most similar to? a. dozen b. degree c. gallon d. ton

20. H 2 + O 2 -----> ___ H 2 O How many moles of water will be produced? a. 1 b. 3 c. 4 d. 2

21. When writing a chemical reaction the reactants are indicated on the ______ side of the equation. a. right b. left

22. If 3.0 moles of HCl are consumed in the reaction below, how many moles of FeCl 3 are produced? 6HCl + Fe 2 O 3 2FeCl 3 + 3H 2 O a. 0.50 mol b. 2.0 mol c. 1.0 mol d. 4.0 mol

23. 2NO(g) + O 2 (g)  2NO 2 (g), if 6.5 L of O 2 react at STP, how many liters of NO 2 are produced? a. 6.5 L c. 26 L c. 3.2 L d. 13 L

24. The shape of a molecule of NH 3 is said to be a. tetrahedral. b. bent. c. pyramidal. d. linear.

25. a. 12% b. 32.4% c. 16% d. 15.6%

26. a. 22.99 g/mol b. 40.00 g/mol c. 40.00 mol/g d. 22.99 mol/g

27. a. Linear b. Pyramidal c. Tetrahedron d. Bent

28. A) SiO 2 B) Si 2 O C) Si 2 O 2

29. a. N 3 O 2 b. N 2 O 2 c. N 2 O 3 d. NO 3

30. a. Monocopper carbon trioxide b. Copper (I) carbon trioxide c. Copper(I) carbonate d. Copper(II) carbonate

31.  What is the ionic charge on the chromium ion in the ionic compound Cr 2 O 3 ? a. 3 + b. 2– c. 5– d. 5 +

32. a. K 3 CO 3 b. LiNO 3 c. MgSO 4 d. NH 4 Cl

33. a. 2.0 × 10 –6 moles b. 5.0 × 10 –6 moles c. 5.0 × 10 16 moles d. 7.0 × 10 41 moles