How many valence electrons does an atom of antimony, Z =
51, have?
How many valence electrons does an atom of fluorine, Z = 9,
have?
How many valence electrons does an atom of sodium, Z = 11,
have?
How many valence electrons does an atom of aluminum, Z =
13, have?
TeF5- anion.
a) How many valence electrons does Te have?
b) How many valence electrons does F have?
c) Write the Lewis structure of TeF5 - anion:
d) Assign formal charges to each atom in the Lewis structure of
the TeF5 - anion.
e) What is the hybridization of the orbitals on the central atom
in the anion TeF5 -?
d) Predict the molecular geometry of the TeF5 - anion:
How many valence electrons does sulfur atom in a sulfate ion
have?
The answer is 12 valence electrons. I am unsure how the question
was calculated.
Why is the answer not 8 valence electrons?