2. 

3.  Review Chemical Reactions Atoms and the Periodic Table Matter 100 200 300 400 Bonding and compounds FJ 100 500 Chemistry

4.  Review for 100 What is 8.76 x 10 -5 ? This is the number 0.0000876 written in scientific notation.

5.  Who is 4? This is how many significant digit are in the number 0.001030 Review for 200

6.  Review for 300 What is 4.44? This is 2.30 x 1.93 expressed with the correct number of significant digits.

7.  Review for 400 What is 2.4? This is the slope of a line that runs through the points (2, 7) and (7, 19).

8.  Review for 500 What is 3.5 mL? This is the volume of a metal cylinder that has a mass of 6.8 grams and a density of 1.92 g/mL. You must use the correct number of sig figs and include a unit.

9.  Matter for 100 What is qualitative and quantitative? These are the two different types of observations that can be made.

10.  What are heterogeneous and homogeneous? These are the two different types of mixtures. Matter for 200

11.  What is a physical change? Melting (like water) is an example of this type of change. Matter for 300

12.  Matter for 400 What is 7.486% ? This is the percent error if you are measuring a building and you get a length of 32.45 m but the actual length is 30.19 m

13.  Matter for 500 What is [Kr] 5s2 4d10 5p4? This is the shorthand electron configuration for Tellurium

14.  Atoms for 100 What is 12? This is how many neutrons sodium has.

15.  Atoms for 200

16.  What is 1s22s22p63s23p64s13d5? This is the electron configuration for Cr. Atoms for 200

17.  Atoms for 300 What are alkali metals ? This is the name for elements in group 1.

18.  Atoms for 400 What is Sm  e + Eu ? This is the nuclear reaction that occurs when samarium undergoes beta decay.

19.  Atoms for 500 What is 6.941 amu? This is the average atomic mass of lithium if 7.42% exists as Li-6 (6.015 g) and 92.58% exists as Li-7 (7.016 g). NO PERIODIC TABLES!

20.  Bonding for 100 What is nickel (II) bromide? This is the name for the ionic compound Ni 2 Br.

21.  Bonding for 200 What is trinitrogen hexaoxide? This is how you would name the compound N 3 O 6.

22.  Bonding for 300 What is ClO 3 -1 ? This is the polyatomic ion chlorate.

23.  Bonding for 400 What is Ca 3 P 2 ? This is the formula for Calcium Phosphide.

24.  Bonding for 500 What is tetrahedral? This the Lewis structure and VSEPR for CCl 2 O.

25.  Reactions for 100 What are aqueous reactions? This is what we call reactions that are done in water.

26.  Reactions for 200 What is a precipitate? This is what the solid that that falls out of an aqueous solution is called. It happens during double replacement reactions.

27.  Reactions for 300 What is Al 2 (SO 4 ) 3 + 3Fe  3FeSO 4 + 2Al This is the equation balanced: Al 2 (SO 4 ) 3 + Fe  FeSO 4 + Al

28.  Reactions for 400 What is a combustion reaction? This what type of reaction the following is: C 5 H 12 + 8O 2  5CO 2 + 6H 2 O

29.  Reactions for 500 What is H 2 SO 4 + CuCl 2  HCl + CuSO 4 ? This is the UNBALANCED skeleton equation from the following word equation: hydrogen sulfate reacts with solid Copper (II) Chloride to produce liquid hydrogen chloride and solid Copper (II) Sulfate.