Which grouping of elements could has the characteristic of luster (shiny)?

• metals

• nonmetals

• metalloids

Which of these is a property of metals?

• It's malleable
• It can't conduct electricity
• They are used in food
• It's very brittle

Which have the property of being brittle?

• Metals

• Nonmetals

• Metalloids

Which is a good conductor of electrical and thermal energy?

• Metals

• Nonmetals

• Metalloids

Which element is a metalloid?

• Titanium
• Selenium
• Potassium
• Polonium

All of the following are characteristics of metals except ..... ?

• Dull

• Metallic luster

• Malleable

• Ductile

Iron is a good conductor, it is malleable and it is magnetic. What type of element is Iron?

• Metal

• Nonmetal

• Metalloid

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

Which table below correctly lists the properties of metals and nonmetals? *

• A
• B
• C
• D

Which of the following is a property of a nonmetal?

• Conducts electricity and heats well

• Can be hammered into thin sheets

• Is an insulator

• Has a shiny, metallic luster