Podcast
Questions and Answers
What is another term for the formation of a new substance in a chemical reaction?
What is another term for the formation of a new substance in a chemical reaction?
- Endothermic reaction
- Inorganic change
- Chemical decomposition
- Chemical synthesis (correct)
Which type of reaction requires heat to enable the reaction to occur?
Which type of reaction requires heat to enable the reaction to occur?
- Chemical decomposition
- Inorganic change
- Exothermic reaction
- Endothermic reaction (correct)
What is an example of a chemical change as mentioned in the text?
What is an example of a chemical change as mentioned in the text?
- The reaction between sodium and water to produce sodium hydroxide and hydrogen (correct)
- Mixing salt and water
- Mixing sugar and water
- Mixing oil and water
What is the major part of the science of chemistry that involves understanding chemical changes?
What is the major part of the science of chemistry that involves understanding chemical changes?
In which type of chemical change do the reactions involve elements and compounds that do not involve carbon?
In which type of chemical change do the reactions involve elements and compounds that do not involve carbon?
Which of the following is an example of a typical organic chemical change?
Which of the following is an example of a typical organic chemical change?
What can indicate that a chemical change has taken place?
What can indicate that a chemical change has taken place?
Which field of chemistry is concerned with the growth and activity of living organisms?
Which field of chemistry is concerned with the growth and activity of living organisms?
What are the typical types of changes involved in biochemical processes?
What are the typical types of changes involved in biochemical processes?
What is a typical example of a chemical change that is difficult or impossible to reverse?
What is a typical example of a chemical change that is difficult or impossible to reverse?