Of the elements below, ________ has the highest melting point.
A) Ca
B) K
C) Fe
D) Na
E) Ba
Question 2
The molecular geometry of the CHF3 molecule is ________, and the molecule is ________.
A) trigonal pyramidal, polar
B) tetrahedral, nonpolar
C) seesaw, nonpolar
D) tetrahedral, polar
E) seesaw, polar