Chemistry Pretest Quiz

How are natural resources classified?

• Into renewable and non-renewable resources

• Into solid and liquid resources

• Into hot and cold resources

• Into animal and plant resources

What is hydrolysis?

• A chemical reaction involving water and a compound

• A physical reaction involving heat and a compound

• A reaction involving two compounds

• A reaction involving air and a compound

What technologies can be used to teach factors affecting chemical equilibrium?

• Virtual simulations

• Online tutorials

• Interactive apps

• All of the above

Which of the following is a chemical change?

• Melting ice

• Boiling water

• Burning wood

• Breaking a glass

What is the difference between alkenes and alkynes?

• Alkenes have triple bonds, while alkynes have double bonds

• Alkenes have single bonds, while alkynes have double bonds

• Alkenes have double bonds, while alkynes have triple bonds

• Alkenes have no bonds, while alkynes have single bonds

What should be the focus of preparing and testing acidic buffer solutions in the laboratory?

• Mixing techniques

• pH adjustments

• Data analysis

• All of the above

Why is balancing industrial development with environmental conservation crucial?

• To prevent resource depletion, pollution, and ecosystem degradation

• To maximize resource extraction

• To ignore environmental concerns

• To accelerate climate change

What is conceptual change (CC) in learning?

• A process in which students' alternative conceptions remain unchanged

• A process in which students' alternative conceptions change into intended scientific conceptions

• A process in which students' alternative conceptions are ignored

• A process in which students' alternative conceptions are validated

Misconceptions that can hinder students' understanding of green chemistry include:

• Green chemistry is only about using green-colored chemicals

• Green chemistry is only for scientists and chemists

• Green chemistry is not important for everyday life

• All of the above

What is the maximum number of electrons that can occupy an orbital with quantum numbers n=4, l=1?

• 2

• 6

• 10

• 14