The electronegativity of nitrogen (N) is 3.0, while the electronegativity of hydrogen (H) is 2.1. Knowing this, consider how the electrons will be shared in ammonia (NH3). What do you predict about the polarity of ammonia?
A. Each H atom has a partial positive charge.
B. The N atom has a strong positive charge.
C. The N atom has a partial positive charge.
D. Each H atom has a partial negative charge.
Answer: A
You might also like to view...
The most severe illness associated with leptospirae, with symptoms of liver, kidney, and/or vascular dysfunction with lethal pulmonary hemorrhage and sometimes death, is called:
a. icteric leptospirosis. b. anicteric leptospirosis. c. Vincent's disease. d. syphilis.
New World monkeys evolved approximately 30 million years ago. These animals are easy to identify because they
A. have opposable thumbs and binocular vision. B. have prehensile tails and hair. C. have protruding noses and prehensile tails. D. have flattened noses and prehensile tails. E. have opposable thumbs and protruding noses.
Four of the five animals listed below can harbor E. coli 0157:H7 without becoming ill. Select the exception
a. goats b. cattle c. deer d. sheep e. humans
Pollination is a step of ________ in a plant.
What will be an ideal response?