Lesson 1
Lesson 2
lesson 3
More vocabulary
random
100
a chart of the elements arranged into rows and columns according to their physical and chemical properties
What is The Periodic Table
100
The ability to be pulled into thin wires.
What is ductility?
100
_______ is the most common element in the universe?
What is Hydrogen?
100
An element that has physical and chemical properties of both metals and nonmetals.
What are metalloids?
100
All ____ are shiny and conduct electricity and thermal energy.
What is metal?
200
Up and down on the periodic table.
What is a group?
200
The ability of a metal to reflect light.
What is luster?
200
The elements that are located on group 18.
What are noble gasses?
200
The elements in group 2.
What is Alkaline earth metals?
200
The mass per unit volume of a substance.
What is density
300
Means repeating pattern.
What is "periodic"?
300
A ______ is a good conductor of electricity and thermal energy.
What is metal?
300
Elements that have no metallic properties.
What are nonmetals?
300
An element in group 17 of the periodic table
What is halogen?
300
Hydrogen usually behaves like a ____
What is nonmetal?
400
A Russian chemist and teacher in 1869
Who is Dmitri Mendeleev?
400
The ability of a substance to be hammered or rolled into sheets.
What is Malleability?
400
Many nonmetals are _____ at room temperature.
What are gasses?
400
The elements in group 1
What is alkali metals?
400
A scientist in the early 1900 who solved the problem with Mendeleev's table.
Who is Henry Moseley?
500
3/4 of the elements on the periodic table are ______.
What are metals?
500
The elements in groups 3-12.
What are transition elements?
500
Conductors of electricity at high temperatures.
What is a semiconductor.
500
Left to right on a periodic table.
What is a period?
500
Pure ______ is used in making semiconductor devices for computers and other electronic products.
What is silicon?
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