Unit 5 test 2

Neon is colorless, a poor conductor of heat and is not able to be stretched. How would it be classified?

• Nonmetal

• Metalloid

• Metal

• None of the above

Manganese is shiny, conducts heat and electricity, and can be hammered into thin sheets. What is is?

• Nonmetal

• Metal

• Metalloid

• None of the above

This word is used to describe a substance that breaks apart easily and is weak and fragile

• Conductivity

• Ductile

• Malleable

• Brittle

Metals are...

• dull, brittle, insulators.

• shiny or dull, brittle, semiconductor.

• shiny, malleable, conductors.

• shiny, dull, insulator.

Where are the metalloids located on the Periodic Table?

• On the right

• On the left

• On the stairsteps

Which element is a metalloid?

• Titanium
• Selenium
• Potassium
• Polonium

A student is given a sample of an unknown substance. He is asked to determine if it is classified as a metal, a metalloid, or a nonmetal. He discovered that the unknown element conducted some heat and electricity, had a shiny luster, and broke easily. This element is most likely a 

• metal
• nonmetal
• metalloid
• cannot be determined

Look at the circle graph of the different elements in Earth's crust.

Based on the graph, which conclusion can be drawn about the elements in Earth's Crust? (6.5B)

• Iron is more abundant than sodium.

• Silicon is less abundant than oxygen.

• Aluminum is more abundant than silicon.

• Calcium is less abundant than magnesium.

A mixture in which two or more substances are evenly mixed but not chemically bonded together

• a heterogenous mixture

• a homogenous mixture

• element

All of the following are elements except...

• Nitrogen

• Neon

• Water

• Oxygen