Chemistry Mid-term Exam Practice Test

70 Questions  I  By Valletita
End of semester quiz for high school chemistry

  
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1. 
  1. convert 20g to kg
A.
B.
C.
D.
2.  2. convert 23 ml to liters
A.
B.
C.
D.
3.  3. convert 18 km to mm
A.
B.
C.
D.
4.  4. convert 88 kg to mg
A.
B.
C.
D.
5.  5. convert 23.6 cm to mm
A.
B.
C.
D.
6.  6. define matter
A.
B.
C.
D.
7.  7. name the three states of matter
A.
B.
C.
D.
8.  8. explain what happens to the molecules in matter when it is Heated
A.
B.
C.
D.
9.  9. What instruments do we use to measure volume
A.
B.
C.
D.
10.  10. What instruments do we use to measure mass
A.
B.
C.
D.
11.  11. What instruments do we use to measure density
A.
B.
C.
D.
12.  12. what SI unit is used to measure volume
A.
B.
C.
D.
13.  13. properties that cannot be observed with the five senses are called
A.
B.
C.
D.
14.  14. a substance consisting of two elements chemically combined is known as
A.
B.
C.
D.
15.  15. a mixture that separate into two visible phases is known as
A.
B.
C.
D.
16.  16. a postitive charge particle found in the nucleus is called
A.
B.
C.
D.
17.  17. a change from liquid to solid is called
A.
B.
C.
D.
18.  18. a change from liquid to gas is known as
A.
B.
C.
D.
19.  19. a change from gas to liquid is called
A.
B.
C.
D.
20.  20. a mixture of sand and iron particles can be separated by
A.
B.
C.
D.
21.  21. a mixture of salt and water can be separated by
A.
B.
C.
D.
22.  22. a mixture of sand and water can be separated by
A.
B.
C.
D.
23.  23. a mixture of peroxide and water can be separated by
A.
B.
C.
D.
24.  24. Burning wood is an example of
A.
B.
25.  25. baking cake is classified as
A.
B.
26.  26. melting candle wax is classified as
A.
B.
27.  27. disolving salt in water is classified as
A.
B.
28.  28. breaking class is classified as
A.
B.
29.  29. rusting is classified as
A.
B.
30.  30. molecules in a solid are arranged as follows
A.
B.
C.
D.
31.  31. water is an example of
A.
B.
C.
D.
32.  32. water is composed of
A.
B.
C.
D.
33.  33. In the periodic a group of family is described as
A.
B.
C.
D.
34.  34. period go from
A.
B.
35.  35. the symbol of magnesium is
A.
B.
C.
D.
36.  36. the symbol of copper is
A.
B.
C.
D.
37.  37. what is the name of the element with symbol Sr
A.
B.
C.
D.
38.  38. in what period does iodine belong to
A.
B.
C.
D.
E.
39.  39. in what group does sulfur belong to
A.
B.
C.
D.
E.
40.  40. an example of a transition element is
A.
B.
C.
D.
41.  41. an example of alkali metal is
A.
B.
C.
D.
E.
42.  42. an example of a noble gas is
A.
B.
C.
D.
43.  43. an example of a hallogen is
A.
B.
C.
D.
44.  44. the electron configuration of phosphorus is
A.
B.
C.
D.
45.  45. electron in the outer shell is called
A.
B.
C.
D.
46.  How many valence electron are present in an oxygen atom
A.
B.
C.
D.
E.
47.  47. which of the following pair belong in the same group
A.
B.
C.
D.
48.  48. Where are the most active metals located?
A.
B.
C.
D.
49.  49. As you go from left to right across a period, the atomic size
A.
B.
C.
50.  50. As you travel down a group, the atomic size
A.
B.
C.
51.  51. Elements within a group have a similar number of
A.
B.
C.
D.
52.  52. Elements across a period have the same number of
A.
B.
C.
D.
53.  53. An element with both metallic and nonmetallic properties is called
A.
B.
C.
D.
54.  54. who discovered the electron
A.
B.
C.
D.
55.  55. Who first organized the periodic table into rows and columns
A.
B.
C.
D.
56.  56. the atomic number of an element is thesame as
A.
B.
C.
D.
57.  47. to get the atomic mass, we sum up the numbers of
A.
B.
C.
D.
58.  58. where is an electron located in an atom
A.
B.
59.  59. What kind of charge does the neutron have
A.
B.
C.
D.
60.  60. which of the following elements will gain electrons
A.
B.
C.
D.
61.  61. Which of the following elements will most likely not participate in bonding
A.
B.
C.
D.
62.  62. an atom contains 11 protons, 11 electrons, and 12 neutrons. What is the mass number
A.
B.
C.
63.  63. The octet rule states that
A.
B.
C.
D.
64.  64. covalent compounds are formed by
A.
B.
C.
D.
65.  65. the compound vanadium silfide is an example of
A.
B.
66.  66. Which compounds will most likely conduct electricity in the liquid form 
A.
B.
67.  67. which compound have lower melting and boiling points
A.
B.
68.  68. which of the substances below is not a compound
A.
B.
C.
D.
69.  I69. onization is the process where atoms
A.
B.
C.
D.
70.  70. why do elements form compounds
A.
B.
C.
D.
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