Unit 7 Properties of Matter Review

A student was investigating properties of metals nonmetals and metalloids. She shined a bright light on each of the samples and tested if the samples would complete the circuit causing a bulb to light. Which physical properties is the student investigating?

• Streak and Conductivity

• Hardness and Luster

• Luster and Conductivity

• Streak and Hardness

What is the capability of a substance to be molded and shaped, or hammered into sheets without breaking is known as

• ductility

• conductivity

• malleability

• luster

Which of the following properties would Nickel, a metal, most likely have?

• High conductivity, high malleability, high luster

• low conductivity, high malleability, high luster

• high conductivity, high malleability, and low luster

• low conductivity, low malleability, and low luster

Substance that is solid, does not conduct, malleable but not ductile, and is a shiny silver color

• nonmetal

• metalliod

• metal

• semiconductor

Object is pale yellow, brittle solid, with no shine.

• nonmetal

• metalloid

• metal

• semiconductor

Phosphorus, Lithum, and Flourine are elements on the Periodic Table. Based on the physical properties of metals, nonmetals, and metalloids which observation is correct?

• Flourine is malleable, and lithium conducts electricity

• Lithium is malleable and conducts electricity

• Phosphorus is malleable and conducts electricity

• all three elements are malleable and conduct electricity

what is the density of a sample that has a mass of 16.7 grams and volume of 4.4cm3?

• 3.7

• 4.0

• 3.5

• .26

Density of a cube that measures 3cm and mass is 12g. What is the density?

• 4

• .44

• .08

• 12