Podcast
Questions and Answers
Which type of bond has electrons that are closer to oxygen than to hydrogen?
Which type of bond has electrons that are closer to oxygen than to hydrogen?
- Nonpolar covalent bond
- Hydrogen bond
- Ionic bond
- Polar covalent bond (correct)
What is the overall charge distribution in a polar molecule like water?
What is the overall charge distribution in a polar molecule like water?
- Evenly distributed
- Partially positive on hydrogen and partially negative on oxygen
- Completely positive on oxygen and completely negative on hydrogen
- Partially positive on oxygen and partially negative on hydrogen (correct)
What is the term for the hydrogen bonds that hold a substance together?
What is the term for the hydrogen bonds that hold a substance together?
- Cohesion (correct)
- Kinetic energy
- Adhesion
- Surface tension
What is the term for the clinging of one substance to another?
What is the term for the clinging of one substance to another?
What does surface tension measure?
What does surface tension measure?
Which term refers to the energy associated with the random movement of atoms or molecules?
Which term refers to the energy associated with the random movement of atoms or molecules?
What is a measure of how difficult it is to stretch or break the surface of a liquid?
What is a measure of how difficult it is to stretch or break the surface of a liquid?
What is the quantity of heat required to raise the temperature of 1 gram of water by 1 degree Celsius?
What is the quantity of heat required to raise the temperature of 1 gram of water by 1 degree Celsius?
What is a measure of energy that represents the average kinetic energy of molecules in a body of matter?
What is a measure of energy that represents the average kinetic energy of molecules in a body of matter?
What is the term for thermal energy in transfer from one body of matter to another?
What is the term for thermal energy in transfer from one body of matter to another?
