Multiple Choice
When two atoms share a pair of electrons, the bonding is referred to as:
a) Ionic.
b) Covalent.
c) Unstable.
d) Hydrogen.
e) Polar.
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3. Chemical Principles of Microbiology
Covalent Bonds
Multiple Choice
If a covalent bond is polar:
a) Electrons are not shared by atoms.
b) Protons are shared by atoms.
c) The bond is not important to living cells.
d) One of the atoms has a partial negative charge.
e) The bond is not a strong bond.
A
Electrons are not shared by atoms.
B
Protons are shared by atoms.
C
The bond is not important to living cells.
D
One of the atoms has a partial negative charge.
E
The bond is not a strong bond.
Verified step by step guidance1
Understand the concept of a covalent bond: A covalent bond involves the sharing of electron pairs between atoms. These bonds are fundamental in forming molecules.
Differentiate between polar and nonpolar covalent bonds: In a polar covalent bond, the electrons are shared unequally between the atoms, leading to a partial charge distribution.
Recognize the characteristics of polar covalent bonds: Due to the unequal sharing of electrons, one atom becomes partially negative, while the other becomes partially positive.
Evaluate the importance of polar covalent bonds in living cells: Polar covalent bonds are crucial as they contribute to the formation of molecules like water, which is essential for life.
Clarify the strength of polar covalent bonds: While they are not as strong as ionic bonds, polar covalent bonds are still significant in maintaining the structure and function of biological molecules.
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