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Unformatted text preview: 4. 10 protons, 9 neutrons, and 10 electrons 5. 9 protons, 10 neutrons, and 9 electrons Which of the following elements are most likely to form a cation?(Points: 2.0) . I metals 2. P 3. S 4. N 5. Be At 25°C, chlorine is a green-yellow poisonous gas with a density of 3 × 10^–3 g/cm^3. Chlorine has a melting point of –101°C and a boiling point of –35°C, and the energy required to melt and boil chlorine is 6.4 and 20.4 kJ/mol, respectively. Chlorine burns in hydrogen to form hydrogen chloride. Which of the following is a chemical property of chlorine? Chlorine liberate energy when it freezes. 2. Chlorine is green-yellow in color. 3. Chlorine burns in hydrogen to form hydrogen chloride. 4. Chlorine melts at –101°C. 5. Chlorine requires energy to boil. The prefix corresponding to the factor 10^–12 is Fill in the Blank 01 pico...
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- Spring '08
- Electron, 3 g, 24 hrs, 20.4 KJ