15 Questions
What is the driving force behind hydrophobic interactions?
Minimizing the favorable entropy of water
In the context of biochemical systems, what does a negative ΔG indicate?
Favorable and spontaneous reaction
What does the term 'ΔS' represent in the thermodynamic equation ΔG = ΔH – TΔS?
Change in entropy or disorder
What type of interaction is characterized by attractive interactions between two fixed charge centers of opposite sign or repulsion between charges of the same sign?
Ionic interactions
Which of the following contributes to the specificity in binding between biomolecules?
Ionic interactions
What determines the energy of an ionic interaction between two fixed charge centers?
Dielectric constant
In biological systems, hydrogen bonds typically occur with which types of atoms?
Nitrogen or oxygen
What type of bond is a covalent bond?
A bond formed by sharing of electrons
How many hydrogen bonds does a water molecule typically form?
3-4
What leads to the hydrophobic effect?
Interaction of water with full and partial charges on the surface of proteins
Which type of bond has the highest bond energy?
Covalent bond
What is the typical bond length for F or S bonds?
2.5 to 3.5 Å
What is the typical bond energy required to break a hydrogen bond?
4 to 20 kJ/mol
What is the main cause of the hydrophobic effect in an aqueous medium?
Increased entropy of water
What is the range of bond energy for van der Waals interactions?
2 to 4 kJ/mol
Test your knowledge of chemical bonding and interactions with this quiz. Explore topics such as double bonds, resonance structures, and non-covalent bonding in biomolecular interactions.
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