6TH GRADE SCIENCE CHAPTER 2 TEST REVIEW GAME Question Preview (ID: 27041)


CHEMISTRY UNIT.[print questions]

Is this an element or a compound? C6H12O6
a) Compound
b) Element
c) I don't know
d)

Breaking a glass
a) Chemical Change
b) Physical Change
c)
d)

Shooting off fireworks
a) Physical Change
b) Chemical Change
c)
d)

A substance changes color-think coloring hair
a) Chemical change
b) Physical Change
c)
d)

Developing a photograph
a) Chemical change
b) Physical Change
c)
d)

A soda bubbles and foams when you open it.
a) Chemical Change
b) Physical Change
c)
d)

A ballon expands as it becomes warmer
a) Physical Change
b) Chemical Change
c)
d)

Is this a molecule or a compound? H2O
a) Molecule
b) Compound
c) Both
d)

Is this an element or a molecule? He
a) Molecule
b) Element
c)
d)

How many atoms does Hydrogen have? C6H12O6
a) 12
b) 6
c) 2
d)

How many atoms does Oxygen have? CO2
a) 5
b) 12
c) 1
d) 2

Calcium has an atomic number of 20, with a mass of 40.078. What is the proton count for Calcium
a) 20
b) 2
c) 40
d) 80

Calcium has an atomic number of 20, with a mass of 40.078. How many neutrons does Calcium have?
a) 20
b) 30
c) 40
d) 50

Calcium has an atomic number of 20, with a mass of 40.078. What period is Calcium in on the periodic table?
a) 3
b) 2
c) 7
d) 4

Calcium has an atomic number of 20, with a mass of 40.078. What group is Calcium in?
a) 18
b) 2
c) 15
d) 10

Luster is a property that describes the shininess of a metal.
a) True
b) False
c)
d)

A pot has a copper bottom to better transfer heat to the food being cooked. Which property of metals is being used?
a) Luster
b) Malleability
c) Ductility
d) Conductivity

If a metal is malleable, it can not be rolled into thin sheets, or bent into complex shapes.
a) True
b) False
c)
d)

What is the formula for calculating density
a) D=V/M
b) D=M/V
c) M=D
d) D=M*V

A chemical change must have which of the following results?
a) The substance changes state
b) Energy is released
c) The substance changes its form or shape
d) A new substance with different properties forms

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