Bond Types
The type of bond formed when valence electrons are shared
What are Covalent Bonds?
What is Dipole
4 electron groups; 2 lone pairs
What is Bent?
Draw the Lewis Diagram for H2S
H-S-H (2 lone pairs on S atom)
Between H2O and H2S, ________ has a higher melting/boiling point
What is H2O?
The bond formed when valence electrons are transferred
What are Ionic Bonds
Elements in Hydrogen Bonding
What are N, O, F?
Angle in a linear bond
What is 180?
Draw the Lewis structure for CO2
O=C=O (2 lone pairs on each O atom)
higher melting point between KCl (s) and H2O (s)
KCl (s)
What are Ionic Bonds?
IMF present in every molecule, regardless of shape or polarity
What is London Dispersion?
3 electron groups; 0 lone pairs
What is Trigonal planar?
Draw the Lewis structure for CCl4
C in the middle connected to 4 Cl atoms; 3 lone pairs on each Cl atom
What compounds have the highest melting/boiling points and conduct electricity when molten or in solution?
Ionic Compounds
What are Covalent Bonds?
What is the stronger the intermolecular forces, the higher melting/boiling point?
4 electron groups; 1 lone pair
What is trigonal pyramid?
Based on the Lewis structure for BCl3, it is a polar/nonpolar molecule
What is nonpolar?
What compounds have the lowest melting/boiling points and are poor conductors of electricity?
molecular compounds
The type of bond formed when electrons are free and loosely shared
What are Metallic Bonds?
Strongest intermolecular force
What is a Hydrogen Bond?
bond angle in a tetrahedral shape
109.5
Based on the Lewis structure for CH2O, it is a polar/nonpolar molecule
What is polar?