Imf prop Flashcards
Trigonal pyramidal
one lone pair causes push
three covalent
107 angle
linear
2 atoms only or 2 colvalent bonds no lone pair on central atom
tetrahedral
0 lone pairs
4 covalent bonds
y can be any atom in 7a or H
angle is 109.5
trigonal planar
0 lone pairs
3 covalent bonds
120 angle
bent
2 covalent bonds
2 lone pairs
angle 105
Intermolecular forces
H bond(H-NOF)
Dipole interaction
London dispersion forces
LDF def
an accidental induced dipole b/c of constant motion of the electrons every molecule has the potential to have london disperion forces
weakest IMF1
Dipole interaction Def
Between 2 poalr molecules w/no H-NOF
Hydrogen bond
between 2 polar molecules containinh H-NOF
what determines the phsycial and chemical of compounds
WHat they are made of
strength of bonds
molecular geomertry
Like dissolves
like
phases
solid liquid gas
high boiling point
strong bond
high Melting point
strong bond
high surface tension
strong bond