Hs Chemistry Practice Final

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HS Chemistry Practice Final
Practice final exam for the first semester of basic high school chemistry.

  
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Questions and Answers Excerpt

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1.  An atom of which element has 12 protons, 12 neutrons, and 12 electrons?
A.
B.
C.
D.
2.  What describes a substance that can change shape but has a fixed volume and its molecules are loose?
A.
B.
C.
3.  What is the percent composition of Oxygen in Al(OH)3?
A.
B.
C.
D.
4.  What describes a substance that is firm where molecules can only vibrate in place?
A.
B.
C.
5.  Which of the following characteristics of a person are quantitative? (You may select multiple answers)
A.
B.
C.
D.
E.
6.  Which of the following elements are transition metals? (You may select multiple answers)
A.
B.
C.
D.
7.  Where are valence electrons located?
A.
B.
C.
8.  Which element is represented by: [Ar]4s23d104p3?
A.
B.
C.
D.
9.  How many neutrons are present in a Carbon-14 atom?
A.
B.
C.
D.
10.  Which of the following elements has the largest atomic radius?
A.
B.
C.
D.
11.  What is the molar mass of Potassium Chloride?
A.
B.
C.
D.
12.  Cl is changed to Cl-. What must have happened?
A.
B.
C.
D.
13.  True or False: An neutron is negatively charged.
A.
B.
14.  Which term describes the process of gathering information?
A.
B.
C.
D.
15.  What is the molar mass of Copper (II) Carbonate?
A.
B.
C.
D.
16. 
Which element is shown in the following Bohr Model?
A.
B.
C.
D.
17.  Convert 0.00924kg to mg
A.
B.
C.
D.
18.  Which element is represented by: 1s22s22p63s23p64s23d104p65s24d2?
A.
B.
C.
D.
19.  What is the mass number of the element Tin (Sn)?
A.
B.
C.
D.
20.  True or False: An example of qualitative data is color.
A.
B.
21.  Which of the following elements are Lanthanoids? (You may select multiple answers)
A.
B.
C.
D.
22.  What is the percent composition of Oxygen in Cu2(SO4)3?
A.
B.
C.
D.
23.  Convert 375.12 K to °C
A.
B.
C.
D.
24.  True or False: Lithium (Li) is an alkaline earth metal.
A.
B.
25.  True or False: Calcium (Ca) always has 20 protons.
A.
B.
26.  What is the name for Cu(NO3)2?
A.
B.
C.
D.
27.  How many electrons are needed to fill the electron shells beyond the first one?
A.
B.
C.
D.
28.  Convert 57.03mm to meters
A.
B.
C.
D.
29.  What is the percent composition of Sodium in NaCl?
A.
B.
C.
D.
30.  What is the name for the ion CO32- ?
A.
B.
C.
31.  How many valence electrons does a Strontium (Sr) atom have?
A.
B.
C.
D.
32.  What term describes the process of a substance changing from solid to gas?
A.
B.
C.
D.
33.  Which element has a mass number of 32?
A.
B.
C.
D.
34.  Which of the following describes a heterogeneous substance containing large solid particles?
A.
B.
C.
D.
35.  What is the name of an atom with an atomic mass number of 18 and 8 protons?
A.
B.
C.
D.
36.  Convert 17.2°C to Kelvin
A.
B.
C.
D.
37.  What is the molar mass of Sodium Hydroxide?
A.
B.
C.
D.
38.  Is OHan element, ion, or compound?
A.
B.
C.
39.  What is the formula for Aluminum (III) Sulfate?
A.
B.
C.
D.
40.  Order the following elements in order of increasing ionization energy: Hg, Fr, Cl, F, As
A.
B.
C.
D.
41.  What is the complete electron configuration for Chlorine (Cl)?
A.
B.
C.
D.
42.  Which term describes the process of testing a hypothesis?
A.
B.
C.
D.
43.  You have a 25mL graduated cylinder and an unknown mass of Zinc. You fill the graduated cylinder with 10mL of water and drop the sample of Zinc in carefully. The water rises to 12mL. If the density of Zinc is 7.14 g/mL, what is the mass of the sample of Zinc used?
A.
B.
C.
D.
44.  Which of the following is a chemical change?
A.
B.
C.
D.
45.  How many protons are present in an atom of Silver (Ag)?
A.
B.
C.
D.
46.  What describes a substance that has no definite shape or volume and its molecules are completely free?
A.
B.
C.
47.  Which part(s) of an atom are located in the nucleus?
A.
B.
C.
48.  True or False: Na+ is an anion.
A.
B.
49. 
Which element is shown in the following Bohr Model?
A.
B.
C.
D.
50.  How many electrons are needed to fill the innermost electron shell?
A.
B.
C.
D.
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