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Review Of Homework - Metals And Gems
Test Description: Metals and gems questions
Instructions: Answer all questions to get your test result.
1) What color are amethysts?
A
Colorless
B
Red
C
Blue
D
Purple
2) Which two are chemically the same?
A
sapphire and amethyst
B
diamond and amethyst
C
diamond and ruby
D
ruby and sapphire
3) Diamond's hardness on the Moh's scale is
A
6
B
10
C
7
D
9
4) Which metal is liquid just about room temp?
A
hydrogen
B
gallium
C
platinum
D
germanium
5) Which of the following is an enzyme?
A
amylase
B
itsinmycase
C
lactose
D
Johnslazy
6) What is a catalyst?
A
molecule which slows a reaction and is not used up
B
molecule which slows a reaction and is used up
C
molecule which speeds a reaction and is not used up
D
molecule which speeds up a reaction and is used up
7) Which of the following is NOT a property of metals?
A
brittle
B
malleable
C
lustrous
D
conductive
8) Your energy production and fat storage is controlled by your
A
oxylism
B
tableism
C
buddhism
D
metabolism
9) What color are barium fireworks? (and presumably lightsabers?)
A
purple
B
red
C
blue
D
green
10) Which is element is common in meteorites, but rare in earth's crust?
A
iridium
B
osmium
C
osmium
D
palladium
*select an answer for all questions
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