Multiple Choice
The following ball-and-stick molecular model is a representation of the amino acid alanine (unshaded spheres = H) .Only the connections between atoms are shown;multiple bonds and nonbonded electrons are not indicated. 
-In order to complete an electron-dot structure of alanine,the oxygen atom labeled O1 needs
A) 1 additional bond and 1 nonbonded pair of electrons.
B) 1 additional bond and 2 nonbonded pairs of electrons.
C) 1 nonbonded pair of electrons.
D) 2 nonbonded pairs of electrons.
Correct Answer:
Verified
Correct Answer:
Verified
Q155: The following ball-and-stick molecular model is a
Q156: Which of the following molecules has polar
Q157: Which has the smallest dipole-dipole forces?<br>A)CH<sub>3</sub>Cl<br>B)KCN<br>C)I<sub>2</sub><br>D)H<sub>2</sub>S
Q158: What is the bond angle in the
Q159: The SO<sub>3</sub> molecule can be described as
Q161: A molecular model of NO<sub>3</sub><sup>-</sup> is shown
Q162: When an electron is added to the
Q163: What is the molecular geometry of TeF<sub>5</sub><sup>-</sup>?<br>A)octahedral<br>B)seesaw<br>C)square
Q164: Which drawing represents a π<sup>*</sup> antibonding molecular
Q165: The hybrid orbital used by carbon to