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Noncovalent bonding: Quiz


Question 1: A noncovalent bond is a type of ________, typically between macromolecules, that does not involve the sharing of pairs of electrons, but rather involves more dispersed variations of electromagnetic interactions.
Hydrogen bondChemical bondAromaticityChemical polarity

Question 2: This is because the free energy of multiple bonds between two molecules is greater than the sum of the ________ of each bond due to entropic effects.
Gibbs free energyHelmholtz free energyInternal energyEnthalpy

Question 3: [2] There are four commonly mentioned types of non-covalent interactions: ________, ionic bonds, van der Waals forces, and hydrophobic interactions.
Chemical bondDipolar bondHydrogen bondChemical polarity

Question 4: The noncovalent bond is the dominant type of bond between supermolecules in ________.
ElectrochemistryBiochemistryInorganic chemistrySupramolecular chemistry

Question 5: Intramolecular noncovalent interactions are largely responsible for the secondary and tertiary structure of ________ and therefore the protein's function in the mechanisms of life.

Question 6: These noncovalent interactions include: ionic bonds, hydrophobic interactions, ________, van der Waals forces, i.e.
Chemical polarityChemical bondDipolar bondHydrogen bond

Question 7: In general, noncovalent bonding refers to a variety of interactions that are not ________ in nature between molecules or parts of molecules that provide force to hold the molecules or parts of molecules together, usually in a specific orientation or conformation.
Covalent bondMetallic bondAromaticityChemical bond

Question 8: Noncovalent bonding is the dominant type of bonding in ________.
BiochemistrySupramolecular chemistryInorganic chemistryElectrochemistry


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