Elements 1
Elements 2
Elements 3
Periodic Table
Random
100
Elements that are shiny and conduct electricity
What is metals
100
Means that substances can be hammered or rolled into sheets
What is malleable
100
The three elements of the "iron triad"
What is iron, cobalt, and nickel
100
Group 18 is called this
What is the noble gases
100

group of elements located to the left of the stair-step line on the periodic table

What is metals

200
Different forms of the same element
What is allotropes
200
Only metal that is liquid at room temperature
What is mercury
200
Have both metallic and nonmetallic properties
What is a metalloid
200
Group 17 is called this
What is the halogens
200
Element number 1 on the periodic table

What is Hydrogen

300

The most chemically active of all the nonmetals

What is fluorine

300
The three types of elements on the periodic table
What is metals, nonmetals, and metalloids
300
Usually found as a brittle solid or gas
What is nonmetals
300
Groups 3-12 are known as this
What is the transition elements
300

term used to describe elements that are easily breakable

What is brittleness

400
Ninety percent of all the atoms in the universe are made of this element
What is hydrogen
400
Means that a substance can be drawn into wires
What is ductile
400
Allotrope of carbon that is hard and used in jewelry
What is a diamond
400
Number of electrons in the outer energy level of the alkaline earth metals
What is 2
400

A _______ consists of two atoms of the same element in a covalent bond

What is a diatomic molecule

500
Most abundant element in the human body
What is oxygen
500
The three coinage metals from Group 11
What is copper, silver, and gold
500

The atomic number of an element tells you how many _______ it has in one atom

what are protons

500

least reactive group of elements on the periodic table are known as the__________

What are the noble gases

500

The atomic number of yttrium is 39.  The atomic mass of one of its isotopes is 89. How many neutrons are in an atom of this isotope?

What is 50

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