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WorksheetsChapter 3.3: "Families of Elements"
Total questions: 23
Worksheet time: 12mins
Elements in the PTE (Periodic Table of Elements) can be classified in a myriad of ways. In this Section, we have discussed the classification of elements into the following (Pick all that apply):
Liquids
Metals
Solids
Nonmetals
All the nonmetals, with the exception of Hydrogen, are located on the ____________ side of the PTE.
Left
Right
The only metal that is liquid at room temperature is...
Magnesium
Mercury
Bromine
Boron
The only nonmetal that is liquid at room temperature is...
Magnesium
Mercury
Bromine
Boron
The classification of elements as metals or nonmetals groups elements that have similar _________________ and ______________ properties.
colors, chemical
colors, physical
physical, chemical
Most _____________ are shiny solids that can be stretched and shaped. They are also good conductors of heat and electricity.
Nonmetals
Gases
Metals
Metalloids
__________________ may be solids, liquids, or gases. They are poor conductors of heat and electricity.
Metals
Nonmetals
Semiconductors are also know as metalloids.
True
False
There are four main groups of metals. Choose the following that lists the correct groups.
Silver, Gold, Platinum, Rhodium
Alkali, Alkaline-Earth, Transition, Semiconductors (metalloids)
Alpine-Earth, Translation, Conductors, Receivers
Tin, Lead, Carbon, Sodium
Which of the following metal groups has the highest reactivity?
Alkali
Alkaline-Earth
Transition
Semiconductors (metalloids)
This group has 1 (one) valence electron...
Transition Metals
Alkaline-Earth Metals
Alkali Metals
Semiconductors (metalloids)
Which element does not belong in the Alkali Metal group?
Rubidium
Radon
Cesium
Francium
Lithium
Because alkali metals such as sodium are so reactive, they are not found in nature as elements. Instead they combine with other elements to form compounds.
True
False
This group of metals is found in Group 2 of the PTE and have 2 valence electrons...
Alkali Metals
Transition Metals
Semiconductors (metalloids)
Alkaline-Earth Metals
The metallic elements located in Groups 3-12 of the PTE are...
Alkaline-Earth Metals
Alkali Metals
Transition Metals
Semiconductors (metalloids)
Ductile means
capable of being drawn into wire or hammered into thin sheets
capable of being hammered or pressed permanently out of shape without breaking or cracking
Malleable means
capable of being drawn into wire or hammered into thin sheets
capable of being hammered or pressed permanently out of shape without breaking or cracking
The highly reactive nonmetals located in Group 17 of the PTE are...
Noble Gases
Halogens
The unreactive gaseous elements located in Group 18 of the PTE are...
Noble Gases
Halogens
Semiconductors are nonmetals that are intermediate conductors of heat and electricity.
True
False
Read the description and determine if the substance described is a metal or nonmetal.
A shiny substance used to make flexible bed springs
metal
nonmetal
Read the description and determine if the substance described is a metal or nonmetal.
A gas that does not react
metal
nonmetal
Elements with some properties of metals and some properties of nonmetals are known as...
Alkali Metals
Semiconductors
Halogens
Noble Gases
