Periodic Table of Elements Review

On the Periodic Table of Elements, which 2 elements are most likely to have similar physical properties?

• Li and Na

• Fe and Zn

• N and Ar

• Xe and Mg

Which of these are characteristics of He?

• brittle and can break easily, and dull

• good conductor of heat and electricity

• malleable

• shiny

The element Si is grouped in the Periodic Table with Metalloids. Based on this what do you know about Silicon?

• It is very has a very shiny surface only

• It is very malleable and ductile only

• It can be a good conductor and a little bit of an insulator too.

An unknown substance is dull and brittle. Which of these might fit this profile?

• Hydrogen

• Chlorine

• Silver

• Iron

Which of the following is not a distinctive property of a metalloid?

• acting as a semiconductor

• being a solid at room temperature

• rarely reacting to form compounds

A group of elements have a lot of luster, conductivity, and are not brittle. What are they classified as?

• metals

• nonmetals

• metalloids

Where are the rare earth metals located on the Periodic Table?

• At the very top

• On the left hand side

• On the right hand side

• At the very bottom

Which products are produced from rare earth metals? Choose 2!

• batteries

• cell phones

• processed foods

What does the term luster mean?

• the way light reflects off the surface

• the way a substance can be hammered into a shape

• the way a substance conduct electricity

Tags

NGSS.MS-PS4-2

Which type of elements shares qualities of both metals and nonmetals?

• metalloid

• metal

• nonmetal