Podcast
Questions and Answers
What type of molecule is water?
What type of molecule is water?
- Non-polar
- Ionic
- Polar (correct)
- Covalent
How many hydrogen bonds can a water molecule form on average?
How many hydrogen bonds can a water molecule form on average?
- 3-4 hydrogen bonds (correct)
- 1-2 hydrogen bonds
- 4-5 hydrogen bonds
- 2-3 hydrogen bonds
What type of bond is the strongest bond?
What type of bond is the strongest bond?
- Ionic bond
- Hydrogen bond
- Covalent bond (correct)
- Van der Waals bond
What is responsible for the solubility of hydrophilic biomolecules in water?
What is responsible for the solubility of hydrophilic biomolecules in water?
What type of bonding patterns make molecules more stable?
What type of bonding patterns make molecules more stable?
Which type of noncovalent interaction is characterized by interactions between two fixed charge centers of opposite sign or repulsion between charges of the same sign?
Which type of noncovalent interaction is characterized by interactions between two fixed charge centers of opposite sign or repulsion between charges of the same sign?
In which medium does the high dielectric constant allow the weakening of ionic interactions and the dissolution of salts?
In which medium does the high dielectric constant allow the weakening of ionic interactions and the dissolution of salts?
What type of interactions are characterized by dipole-dipole/electrostatic interactions between an electronegative atom and a hydrogen covalently bonded to another electronegative atom?
What type of interactions are characterized by dipole-dipole/electrostatic interactions between an electronegative atom and a hydrogen covalently bonded to another electronegative atom?
What is the driving force behind hydrophobic interactions?
What is the driving force behind hydrophobic interactions?
How is entropy related to the number of microstates a molecule can exist in?
How is entropy related to the number of microstates a molecule can exist in?
In the context of biochemical systems, when does a reaction become unfavorable or not spontaneous?
In the context of biochemical systems, when does a reaction become unfavorable or not spontaneous?
What is the typical bond length for a hydrogen bond?
What is the typical bond length for a hydrogen bond?
Which group is considered the hydrogen-bond donor?
Which group is considered the hydrogen-bond donor?
What is the typical bond energy required to break a hydrogen bond?
What is the typical bond energy required to break a hydrogen bond?
What is the direct result of placing hydrophobic nonpolar molecules in an aqueous medium?
What is the direct result of placing hydrophobic nonpolar molecules in an aqueous medium?
