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Chemistry Assessment Practice Part 1
Test Description: Yep...great questions to get you ready for tomorrow's assessment!
Instructions: Answer all questions to get your test result.
1) When two substances are mixed together and after being shaken the two substances remain separate, this would be a:
A
element
B
solution
C
compound
D
mixture
2) When two substances are mixed together and immediately fizzing, foaming occur, this would be a:
A
mixture
B
element
C
compound
D
solution
3) When two substances are mixed together and appear to be one substance, this would be a:
A
compound
B
solution
C
mixture
D
element
4) How many electrons are in Rhodium?
A
45
B
102.9
C
58
D
103
5) How many protons are in Iridium?
A
192
B
77
C
192.2
D
115
6) How many neutrons are in Mercury?
A
121
B
80
C
200.6
D
201
7) How many electrons are allowed in the first electron shell of an atom?
A
8
B
16
C
2
D
32
8) How many electrons are allowed in the second electron shell of an atom?
A
16
B
2
C
8
D
32
9) How many electrons are allowed in the third electron shell of an atom?
A
16
B
32
C
8
D
2
10) How many valence electrons do most atoms want to have, with the exception of Hydrogen?
A
8
B
4
C
1
D
2
*select an answer for all questions
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