Metals, Nonmetals, Metalloids
Density
Minerals
Calculations
Physical Properites
100
Where do you find the metals on the period chart?
To the left of the stair step.
100
To find the mass of an irregular solid use a _________________
Triple beam balance
100
A ________ is a naturally occurring inorganic substance with a definite chemical composition.
Mineral
100
What is the density of an object with a mass of 60 g and volume of 2 cm3?
30 g/cm3
100
_________describes how the surface of a mineral reflects light.
Luster
200
If an element is ductile, has excellent conductivity, and has a reflective luster, it is most likely a ________?
Metal
200
What is the equation for finding density?
Mass/Volume = Density
or
Mass divided by volume equals density
200
List 4 properties of minerals.
(Use the 4 from your notes)
Luster
Hardness
Streak
Color
200
One side of the cube is 2 cm. It’s mass is 2.5 g. What is the density?
.3125 g/cm3
200
A mineral’s ability to resist scratching
Hardness
300
___________ such as silicon are often called semi-conductors because they conduct electricity somewhat, but not the same as other elements.
Metalloids
300
If I take a wooden plank made of pine and cut it into 3 different size pieces. It’s mass of each piece will change, but the _________
will not.
Density
300
Which property is the least dependable when identifying minerals?
Color
300
If you have a rectangular gold brick that is 2 cm by 3 cm by 4 cm, and has a mass of 48 g, what is the density?
2.0 g/cm3
300
Being able to be flattened into sheets
Malleability
400
Sulfur is dull, yellow, and does not conduct electricity, it is a ____________.
Non-metal
400
The density of a wedding ring was tested and found to be 17.4 g/cm3. Is the ring made of solid gold?
Substance Density (g/ml)
Air 0.0013
Oak 0.85
Water 1.00
Ice 0.93
Gold 19.3
Aluminum . 2.7
No
400
Name a mineral that has a hardness of 1.
Talc
400
A student was asked to find the density of a rock found in the courtyard. She filled a graduated cylinder to 50 ml and then added the rock. The new reading was 55 ml. The mass of the rock was 10.5 g. What is the density of the rock?
2.1 g/cm3
400
The ability for electricity or heat to flow through the element
Conductivity
500
List 5 physical properties
Malleability, ductility,
conductivity, luster,
magnetism, brittleness
any physical properties
are correct
500
Describe what this diagram is showing.
Using water displacement to find the volume of an irregular solid.
500
Name a mineral from the chart below that can be scratched by glass, but not by a penny.
Apatite
500
What is the mass of an object that has a volume of 34 cm3 and a density of 6 g/cm3?
204 g
500
Drawn through a wire
Ductility