Atoms, Bonding, and the Periodic Table
Ionic Bonds
Covalent Bonds
Metallic Bonds
Tables & Groups
100
Electrons involved in bonding between atoms are
What are valence electrons?
100
When an atom loses an electron, it become a
What is a positive ion?
100
This type of bond is formed with atoms share electrons
What is a covalent bond?
100
This is created by the free electrons when atoms lose electrons in order to gain a full outer shell
What is a sea of electrons?
100
This group contains the most reactive elements
What are alkali metals?
200
An electron dot diagram shows an atom number of
What is an valence electron?
200
In a chemical formula for an ionic compound, this element is written first
What is the name of a positive ion?
200
When atoms share a pair of electrons this type of bond is formed
What is a double bond?
200
A metallic bond is formed between these two elements
What is a metal element or two metals?
200
The group that consist of nitrogen and phosphorus is called
What is the nitrogen family/ group 15?
300
Atoms tend to be stable or nonreactive when they have this
What is a full outer shell?
300
When electrons are gained or lost between two atoms this bond is formed.
What is an ionic bond?
300
When atoms share electrons unequally this type of bond is formed with a slight charge.
What is a polar bond?
300
Metals tend to have ______ boiling points.
What is a high boiling point?
300
The elements in this group do not lose, share, or gain electrons
What are noble gases?
400
The columns in the periodic table are called this
What is a group?
400
When an atom gains an electron it is called
What is a positive ion?
400
A low melting point is one property of this type of compound
What is a molecular compound?
400
This a mixture of two or more elements, at least one of which is a metal.
What is an alloy?
400
This group contains oxygen, sulfur, and selenium.
What is the oxygen family/ group 16?
500
The attractive force that holds two atoms together is called
What is a bond?
500
Because the attraction between the positive and negative ions is so strong they tend to have a _______ melting point.
What is a high melting point?
500
This type of bond is formed when each atoms shares three electrons
What is a triple bond?
500
When charged particles are free to move, they conduct this
What is an electric current?
500
These atoms only exist in nature by being bonded together
What is an diatomic molecule?
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