Atoms and Valence Electrons
Ionic Bonds
Covalent Bonds
Metallic Bonds
Chemical Bonding
100
The electrons on the highest or outer energy level of an atom
What are valence electrons
100
Atoms with positive or negative charges
What are ions
100
Covalent bonds usually form between two
What are nonmetals
100
Alloys are usually _____ and _____ reactive than the pure metals form which they are made
What is stronger and less reactive
100
The number of valence electrons for Al
What is 3
200
A representation of valence electrons using dots
What is Electron Dot Diagram
200
The electron charge will be positive if you ______.
What is lose electrons
200
In covalent bonds the valence electrons are
What is shared.
200
A mixture of two or more metals.
What is an Alloy
200
During our Al + HCl lab, aluminum bonded with Cl and O. What kind of bond did they form.
They created ionic bonds
300
Atoms are the most stable when they have
What are 8 electrons
300
If you lose an electron your charge will be
What is positive
300
A Chemical bond formed when atoms share three pairs of electrons
What is triple bond
300
An attraction between positive metal ions and negative electrons surrounding it.
What is metallic bond
300
Kind of Bond is CO2 and why?
covalent bond and because Carbon and Oxygen both nonmetals.
400
Metals will take an electron from
What are nonmetals
400
A compound that consists of negative and positive ions
What is ionic compound
400
A bond in which electrons are shared unequally.
What is polar bond
400
In metals the electrons are often referred to as
What is sea of electrons
400
The elements that are the most reactive because they need one more electron
What is are the halogens, chlorine, fluorine, iodine,etc
500
What group of elements are considered to be nonreactive
What are noble gases
500
For an ionic compound these go first, followed by...
What is metals go first, nonmetals go last.
500
Ethene is an example of a
What is double bond molecule.
500
Do you metallic bonds have a formula
NO
500
When molecules don't share electrons evenly
What is a Polar bond.
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