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Bonds
Ions
Valence Electrons
Lewis Dot Structure
Random
100
What is a covalent bond?
Non-metal to a non-metal.
100
How does an ion differ from an atom?
An ion has a different number of electrons to get to 8.
100
What is a valence electron?
The outermost electron in an atom.
100
What does the Lewis dot structure show?
The number of valence that an element have.
100
What is the octet rule?
The octet rule is all element want to get to 8.
200
What is an ionic bond?
Metal to a non-metal.
200
What are some properties of ionic compounds?
Metals give, but they are now attracted to each other.
200
What do metals do with their valence electrons? Why?
Metals give electrons. To get to 8.
200
What is the Lewis dot of carbon?
. .C. .
200
What are the exceptions to the octet rule?
Boron, Sulfur, Phosphate, Nitrogen
300
What is the charge on the ions formed by the alkaline earth metals?
A +2 charge.
300
What are some properties of covalent compounds?
Covalent compounds are cooperative and they share with each other.
300
What do non-metals do with their electrons? Why?
Non-metals take electrons. To get to 8
300
What is the Lewis dot of sodium?
. Na
300
What makes the Noble Gases special?
They all have 8 valence electrons.
400
What type of bonds are formed in N2O4 and what is the name of this compound?
Covalent and Dinitrogen Tetroxide.
400
What is the ionic charge of sodium?
Positive.
400
Do valence electron increase or decrease as you move across the periodic table?
The valence electrons increase as you move across the periodic table.
400
What is the Lewis dot of calcium?
. Ca .
400
Hydrogen and Florine Hydrogen and Oxygen Hydrogen and Phosphate What are some examples of polar bonds, or unfair shares?
Hydrogen and Florine Hydrogen and Oxygen Hydrogen and Phosphate
500
The bond between sulfur (electronegativity value 2.5) and chlorine (electronegativity value 3.0) would be?
Polar Covalent.
500
Finish M Nm M Nm
______> Nm / O M<- Nm / / ->M
500
How many valence electrons does oxygen have?
Oxygen has 6 valence electrons.
500
What is the Lewis dot of Aluminum?
. . Al .
500
What are some examples of non-polar bonds, or fair shares?
Hydrogen and Hydrogen Carbon and Hydrogen Florine and Florine Oxygen and Chlorine