Chapter 4 Flashcards
What does phosphorus like to do
May expand its octet
What does boron like to do
Like three bonds and no loan pairs
Nonpolar covalent bond
Difference in electronegativity is .0-.4
Cl2 etc
Polar covalent bond
Difference in electronegativity values of atoms is .4-2
Ionic bond
Difference in electronegativity above 2
Valence shell electron pair repulsion theory
Electrons repel each other
Electrons are arranged in a molecule themselves so as to be as far apart as possible
Describe components in AXE
A:central atom
X:bonding pairs
E:non bonding pairs
Hatched wedge
Bond going into the page
Salad wedge
Bond coming out of the page
What does nitrogen like to do
Likes to have three single bonds and one lone pair
What does nitrogen like to do
Likes to have three single bonds and one loan pair
Remember electronegative symbol
Remember to draw a dipole movement
Molecular geometry
Ignores loan pairs
