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Valence Electrons
Lewis-Dot Structures
Covalent Bonds
Ionic Bonds
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100
How many valence electrons does Hydrogen have?
1
100
Draw/describe a Lewis-Dot Structure for Chlorine.
What is it has 2 dots above the symbol, 2 dots to the right of the symbol, 2 dots below the symbol, and 1 dot to the left of the symbol.
100

Covalent bonds are between a ___________ and  _____________

Nonmetals and nonmetals (but not noble gasses).

100

Ionic Bonds occur between ___________ and __________?


metals and non-metals

100

INTRAmolecular forces are ___ molecules 

IINTERmolecular forces are ___ molecules

within/inside

between/outside

200
How many valence electrons does Sodium have?
1
200
Draw/describe a Lewis-Dot Structure for Sulfur.
What is it has 2 dots above the symbol, 2 dots to the right of the symbol, 1 dot below the symbol, and 1 dot to the left of the symbol.
200

Which type of bong is the strongest covalent bond? 

single bond, double bond, triple bond

triple bond

200

Which is NOT a property of ionic bonds?

low melting point, high boiling point, poor conductors of electricity

high boiling point

200

Which type of compound has the strongest INTERmolecular forces?

Ionic, Covalent, or Metallic

ionic bonds

300
How many valence electrons does Carbon have?
4
300
Draw/describe the Lewis-dot structure of Beryllium (Be)
What is it has 2 dots above the symbol
300

Which of the following will not form a covalent bond with Chlorine? 

Oxygen, Sodium, Carbon, Nitrogen, Sulfur.

Sodium, because it is a metal and metals cannot make covalent bonds.

300

Which of the following elements has an ionic bond?

H3P,   BCl3,   MgO,   H2O

MgO

300

A chemical bond where electrons are unequally shared

Polar covalent bonds

400
How many valence electrons does Iodine have?
7
400
Draw/describe the Lewis-dot structure for Nitrogen.
What is it has 2 dots above the symbol, 1 dot to the right of the symbol, 1 dot below the symbol, and 1 dot to the left of the symbol.
400

which of the following is not one of the 7 diatomic molecules: Cl2  N2  I2  B2

B2

400

Draw the electron dots structure for the bond between Potassium and Iodine


K-->I

K has one dot and will transfer it to I (7 dots) to make 8


400

When metallic bonds form, their electrons form a delocalized  _____ __ __________

sea of electrons

500
How many valence electrons does Xenon have?
8
500
Draw a Lewis Dot structure for Aluminum.
What is it has 2 dots above the symbol and 1 dot to the right of the symbol
500

Draw the correct electron dot structure for O2

..   ..

O=O

..    ..


500

Draw the electron dots structure for the bond between Calcium and Iodine? 

I <-- Ca --> I

Ca has two dots and I can only take 1 dot so you will need 2 I's and each will take 1 dot from Ca

CaI2

500

A molecule composed of two atoms of the same element are called ________

diatomic elements