Chapter 2: Critical Thinking (page 44)
Q.4. In this chapter, you have learned a systematic way to name chemical compounds. What if all compounds had only common names? What problems would this cause?
Answer
If all compounds had only common names, it would be very unsystematic to study.
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Q.1You have learned about three different models of the atom: Dalton’s model, Thomson’s model, and Rutherford’s model. What if Dalton was correct? What would Rutherford have expected from his experiments with gold?
Q.5.Heat is applied to an ice cube in a closed container until only steam is present. Draw are presentation of this process, assuming you can see it at an extremely high level of magnification. What happens to the size of the molecules? What happens to the total mass of the sample?
You may have noticed that when water boils, you can see bubbles that rise to the surface of the water. What is inside these bubbles? Explain.
Consider the elements of the carbon family: C, Si, Ge, Sn, and Pb. What is the trend in metalliccharacter as one goes down a group in the periodic table? What is the trend in metallic character going from left to right across a period in the periodic table?
Q.19. A reaction of 1 L of chlorine gas (Cl2) with 5 L of fluorine gas (F2) yields 2 L of a gaseous product. All gas volumes are at the same temperature and pressure. What is the formula of the gaseous product?
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