Metals and Nonmetals

Pure sodium has luster, bends easily, and conducts electricity.  Based off these properties, it would be classified as?

• Metal

• non metal

• metalloid

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

• Metal

• Nonmetal

• metalloids

• Both metals and metalloids

All of the following would classify an element as a metal except?

• Dull

• Luster

• Malleable

• Hard

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 of the following is a property of a non-metal?

• Conducts electricity and heats well

• Can be hammered into thin sheets

• Is brittle and breaks easily

• Has a shiny, metallic luster

All of the following are properties used to classify elements as metals, non-metals, and metalloids EXCEPT —

• texture

• conductivity

• luster

• malleability

Which of the following correctly lists the three main groups of elements from greatest conductivity to least conductivity?

• Nonmetals -metalloids-metals

• metals-nonmetals-metalloids

• metalloids-metals-nonmetals

• metals-metalloids-nonmetals

How do metals differ from nonmetals?

• metals are shiny, nonmetals are dull

• metals are good insulators, nonmetals are good conductors

• metals are powdery

• nonmetals are shiny

What are the three major categories of the periodic table?

• Alpha, Beta & Gamma

• Metals, Non-Metals and Metalloids

• Metals, Semi-metals and Metalloids

• Non-Metals, Semi-Metals and Metalloids

Fluorine is used in many tooth pastes because it helps maintain healthy teeth.  At room temperature it is gaseous, and does not conduct electricity. Based off these properties, it would be classified as?

• metal

• non metal

• metalloid