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ACC Atoms And Periodic Table Review Part 2
Test Description: Midterm Review
Instructions: Answer all questions to get your test result.
1) Elements in group 1 are usually:
A
Gaseous
B
Conductive
C
Brittle
2) Two hydrogen atoms combining to become a helium atom is an example of:
A
Fusion
B
Fission
3) Which state of matter has the most structure within their atoms?
A
Liquid
B
Gas
C
Solid
4) What would be the product and coefficients of the following equation knowing that a single reaction would take place: ___K + MgBr2 --------- ?
A
MgK and Br2
B
2KBr and Mg
C
MgK2 and Br
5) What is the charge (oxidation number) for elements in Group 1?
A
+3
B
+2
C
+1
D
-1
6) What is the charge (oxidation number) for elements in Group 5?
A
+1
B
-3
C
+3
D
-4
7) What is the charge (oxidation number) for elements in Group 7?
A
-2
B
+2
C
+1
D
-1
8) C = B+A, is what type of reaction?
A
Single Replacement
B
Decomposition
C
Synthesis
9) AB + CD = AC + BD, is what type of reaction?
A
Double Replacement
B
Single Replacement
C
Combustion
10) AB + C = AC + B, is what type of reaction?
A
Double Replacement
B
Single Replacement
C
Synthesis
11) All elements in Group 8 or 18 except He have:
A
A full outter shell
B
Are very reactive
C
The same atomic mass
12) Helium only has ____ valence electrons in its outer shell
A
4
B
2
C
3
13) The Bohr Model for Magnesium consists of:
A
2, 6, 2
B
2, 8, 2
C
3, 8, 2
14) Lewis Dot Structures are drawn using:
A
Valence electons
B
Neutrons
C
Protons
15) The group number also tells us the:
A
Atomic Number
B
Number of protons
C
Number of valance electrons
*select an answer for all questions
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