A covalent chemical bond is one in which _____
A) electrons are removed from one atom and transferred to another atom so that the two atoms become oppositely charged
B) protons and neutrons are shared by two atoms so as to satisfy the requirements of both atoms
C) outer-shell electrons of two atoms are shared so as to satisfactorily fill their respective orbitals
D) outer-shell electrons of one atom are transferred to fill the inner electron shell of another atom
E) electrons from the same atom, but opposite spins, are paired
Answer: C) outer-shell electrons of two atoms are shared so as to satisfactorily fill their respective orbitals
You might also like to view...
Which bacterium contains a large Ti plasmid and causes crown gall disease in plants?
A) Agrobacterium rhizogenes B) Agrobacterium tumefaciens C) Aliivibrio fischeri D) Butyrivibrio fibrisolvens
A bottle of Na in solution and a bottle of Cl in solution are mixed together and the water evaporated. What type of bond will be created between the atoms, and what will be the product?
A. Covalent bonds; sodium chlorine. B. Ionic bonds; table salt. C. Hydrogen bonds; sodium hydroxide. D. Carbon bonds; carboxyl groups.
Both smooth and cardiac muscle fibers
A) contain a single nucleus. B) have multiple nuclei. C) possess intercalated discs. D) are striated.
Which of these statements is true?
a. A single neuron can carry both information going to the brain and information coming from the brain, but a nerve can only carry information in one direction. b. A single neuron can only carry information in one direction, but a nerve can carry both information going to the brain and information coming from the brain. c. Both neurons and nerves can carry information in only one direction. d. Both neurons and nerves can carry both information going to the brain and information coming from the brain.