| What to create | Quiz |
| Which subject | Chemistry |
| What age group | Year or Grade 8 |
| What topic | Water Polarity |
| Question types | Close-ended |
| Number of questions | 15 |
| Number of answers | 4 |
| Correct answers | Exactly 1 |
| Show correct answers | |
| Use images (descriptions) | |
| Any other preferences | INCLUDE Be able to draw and explain why water molecules are attracted to each other? include where is it slightly negative and slightly positive. i.e. 1. The polarity of the water molecule reading 2. Surface tension of water 3. Yen coin demo 4. Water kit models 5. Evaporation of water v. alcohol 6. Water movie 7. Water’s high BP. Why is water better at dissolving salt than alcohol? include what type of bonds are polar and what type of bonds are not polar. 1. The polarity of the water molecule reading 2. Salt in water and alcohol lab C. Be able to draw and explain how water dissolves salt. include where is it slightly negative and slightly positive. i.e. 1. The polarity of the water molecule reading 2. Salt in water and alcohol lab 3. Water kit models D. How does sugar dissolve in water, alcohol, and oil. explain the type of bonds found in sugar and in water, alcohol, and oil. 1. The polarity of the water molecule reading 2. M&Ms in water, oil, and alcohol 3. Water kit models E. Solubil |
Below are questions regarding the topic of water polarity. Each question contains a list of possible answers. Choose the best answer for each question.
The image of a water molecule showing its bent shape with the oxygen atom in the center and two hydrogen atoms attached at an angle. The oxygen atom is labeled as slightly negative (δ-) while the hydrogen atoms are labeled as slightly positive (δ+).
What gives water its polar nature?
A. The arrangement of its atoms
B. The presence of hydrogen bonds
C. Its molecular weight
D. The shape of the hydrogen atoms
The image of a water droplet on a smooth surface showing how it holds its shape rather than spreading out completely.
What property of water is demonstrated by the surface tension in this image?
A. Cohesion
B. Adhesion
C. Polarity
D. Viscosity
The image of a yen coin placed on the surface of water without sinking, showing the surface tension that prevents it from breaking the water's surface.
What phenomenon allows the coin to float on the water surface?
A. Density of water
B. Surface tension
C. Evaporation
D. Dissolution
The image of a water kit model illustrating water's polar nature with arrows indicating the positive and negative ends of the molecule.
How do water molecules attract to each other?
A. Through hydrogen bonds
B. By ionic bonds
C. By covalent bonds
D. Through Van der Waals forces
The image of two beakers, one containing water and the other alcohol, each with a thermometer showing the boiling point.
Why does water have a higher boiling point than alcohol?
A. Water has stronger hydrogen bonds
B. Alcohol has a higher molecular weight
C. Water is a better solvent
D. Alcohol evaporates faster
The image of salt being added to a glass of water compared to a glass of alcohol, with bubbles forming in the water.
Why is water better at dissolving salt than alcohol?
A. Water molecules are larger
B. Water has stronger polarity
C. Salt does not dissolve in alcohol
D. Water has a lower boiling point
The image of a water molecule surrounded by salt ions, showing the process of dissolution with arrows indicating the attraction between water molecules and salt.
How does water dissolve salt?
A. By dissolving the bonds chemically
B. By forming a layer around each ion
C. By increasing the temperature
D. By creating a colloid
The image of sugar being poured into three separate glasses: one with water, one with alcohol, and one with oil.
How does sugar dissolve differently in water, alcohol, and oil?
A. Sugar dissolves best in oil
B. Sugar dissolves equally in all three
C. Sugar dissolves best in water
D. Sugar does not dissolve in any
The image of different chemical structures showing polar and non-polar bonds, with an emphasis on hydrophilic and hydrophobic regions.
Which type of bonds are typically polar?
A. Ionic bonds
B. Non-polar covalent bonds
C. Hydrogen bonds
D. Polar covalent bonds
The image of a molecule of water and a molecule of oil side by side, highlighting the different regions of polarity.
What is the main reason water and oil do not mix?
A. They are both non-polar
B. Water is hydrophilic and oil is hydrophobic
C. They have the same density
D. They have similar electronegativity
The image of a beaker with water and solutes swirling around, demonstrating how sugar dissolves.
What type of bonds are found in sugar compared to those in water?
A. Sugar has polar covalent bonds; water has ionic bonds
B. Sugar has non-polar bonds; water has polar covalent bonds
C. Both sugar and water have polar covalent bonds
D. Both sugar and water have ionic bonds
The image of M&M's dissolving in water, oil, and alcohol with the colors bleeding into the liquids.
Which solvent dissolves M&Ms the fastest, showing the interaction with the food coloring?
A. Oil
B. Water
C. Alcohol
D. None of them dissolve
The image of a water molecule surrounded by a layer of ice that indicates its strong hydrogen bond connections.
What can be concluded about the structure of ice in relation to water?
A. Ice is denser than liquid water
B. Ice molecules are further apart due to hydrogen bonding
C. Ice forms without polar interactions
D. Ice has more energy than liquid water
The image of various solvents, displaying the solubility of different substances.
What does the "like dissolves like" principle mean in chemistry?
A. Polar substances dissolve polar substances
B. Non-polar substances dissolve non-polar substances
C. Alcohol dissolves sugar
D. Both A and B
The image of a graph comparing boiling points of liquids, specifically water, alcohol, and oil.
What does this graph illustrate about water in comparison to alcohol and oil?
A. Water can evaporate faster
B. Water has the lowest boiling point
C. Water has stronger hydrogen bonding leading to a higher boiling point
D. All liquids have similar boiling points