[genie]

Hi!  could anybody help me answer these questions please ?

Write the name of the molecular geometry for each of the following molecules

a. A molecule with a central atom surrounded by two singly-bonded atoms and two lone pairs

b. A molecule surrounded by three atoms and one lone pair

c. A molecule surrounded by three atoms and no lone pairs

d.A molecule with a central atom surrounded by two doubly-bonded atoms.

e. A molecule that contains only two atoms

thank you very much

[AWK]

http://en.wikipedia.org/wiki/VSEPR

[genie]

could anybody correct for me ?

a. A molecule with a central atom surrounded by two singly-bonded atoms and two lone pairs
Bent

b. A molecule surrounded by three atoms and one lone pair
Trigonal pyramid
 
c. A molecule surrounded by three atoms and no lone pairs
Trigonal planar 
 
d.A molecule with a central atom surrounded by two doubly-bonded atoms.

Linear

e. A molecule that contains only two atoms

Linear

[Matias Ekstrand]

It's correct.