Chapter 22 – Nonmetallic Elements and Their Compounds
Chapter 22
Nonmetallic Elements and Their Compounds
1. Which one of these elements is a liquid at room temperature?
2. Which one of these elements is not a gas at room temperature?
Chapter 22 – Nonmetallic Elements and Their Compounds
3.
Determine all of the ionic hydrides from the compounds listed below.
I. CaH2 II. H2S III. SiH4
4.
Determine all of the covalent hydrides from the compounds listed below.
I. CaH2 II. H2S III. SiH4
Chapter 22 – Nonmetallic Elements and Their Compounds
5. Based on the following options, select the compound with hydrogen in the – 1 oxidation
state.
6. Based on the following options, select the substance with hydrogen in the +1 oxidation
state.
Chapter 22 – Nonmetallic Elements and Their Compounds
7. Which of these substances is being considered as a replacement fuel for gasoline?
8. A chemical formula of the carbide ion is
Chapter 22 – Nonmetallic Elements and Their Compounds
9. The term catenation describes the
Chapter 22 – Nonmetallic Elements and Their Compounds
10. Which of these reactions is an example of nitrogen fixation?
Chapter 22 – Nonmetallic Elements and Their Compounds
11. The Ostwald process is the main method for the manufacture of nitric acid. In the first
step of this process
12. Phosphoric acid is the most important of the phosphorus oxoacids. Industrially,
phosphoric acid is prepared by
Chapter 22 – Nonmetallic Elements and Their Compounds
13. When phosphate rock, Ca3(PO4)2(s), is converted to phosphorus,
14. When liquid phosphorus trichloride reacts with water, the products are
Chapter 22 – Nonmetallic Elements and Their Compounds
15. Which of the following will oxidize gold?
16. Which of the following substances is a peroxide?
Chapter 22 – Nonmetallic Elements and Their Compounds
17. Which of the following substances is a superoxide?
18. Ozone (O3) and oxygen gas (O2) are examples of
Chapter 22 – Nonmetallic Elements and Their Compounds
19. The presence of ozone in the upper atmosphere is important because
20. Select basic oxide from the choices given.
21. Select acidic oxide from the choices given.
Chapter 22 – Nonmetallic Elements and Their Compounds
22.
Which of the following choices is/are ionic oxides?
I. SrO II. SiO2 III. SO2
23.
Which of the following choices is/are covalent oxides?
I. SrO II. SiO2 III. SO2