In a molecule of oxygen gas, two pairs of electrons are shared equally by two oxygen atoms. The type of bond that is formed is an example of a
A) single trivalent bond.
B) double nonpolar covalent bond.
C) triple nonpolar covalent bond.
D) double polar covalent bond.
E) hydrogen bond.
Answer: B
You might also like to view...
The volume of air that enters (or leaves) during a single respiratory cycle is the
A. tidal volume. B. inspiratory reserve volume. C. expiratory reserve volume. D. vital capacity.
Parasympathetic stimulation from the vagus nerve results in:
more forceful ventricular contractions an increased heart rate a decrease in heart rate no effect on the heart rate
Which of these activities is associated with the right cerebral hemisphere in most people?
A. Painting a watercolor landscape B. Adding numbers C. Making a household budget D. Reciting the Gettysburg address E. Using a calculator
Blood is a ________.
A) colloid B) homogeneous compound C) heterogeneous compound D) suspension