What are the relative root mean square speeds of HCI
Chapter 9.2 1. What is the hybridization of S in ? a. b. c. d. 2. What orbitals overlap to form the B—F bonds in ? a. Boron + fluorine 2p b. Boron + fluorine 2p c. Boron + fluorine 2s d. Boron + fluorine 2s 3. Which of the following is incorrect? a. The hybridization of N in is ? b. The hybridization of S in is ? c. The hybridization of I in is ? d. The hybridization of O in is ? 4. Bonds between two atoms are formed by overlap of what orbitals? a. on atom A with on atom B b. on atom A with on atom B c. on atom A with on atom B d. on atom A with on atom B 5. Which description of the bond between nitrogen atoms in is correct? a. The nitrogens are attached by a single bond b. The nitrogens are attached by one and two bonds c. The nitrogens atoms are hybridized d. The bonds in are formed by overlap of orbitals Chapter 9.3 1. What is the N—O bond order in nitrogen monoxide, NO? a. 2 b. 2.5 c. 3.0 d. 1 2. What is the HOMO in the peroxide ion, ? a. b. c. d. 3. Which of the following species is diamagnetic? a. b. c. d. 4. Among the known dioxygen species (, , , ), which is expected to have the shortest bond length? a. b. c. d. Chapter 11.3 1. Which gas has the greatest density at C and 1.00 atm pressure? a. b. c. d. e. 2. Gas A is in a 2L flask with a pressure of 1 atm at 298 K. Gas B is in a 4L flask with a pressure of 0.5 atm at 273 K. Which gas is present in greater amount, A or B? a. A b. B 3. Measured at a pressure of 1.0 atm and 298 K, gas C has a density of 2.0 g/L. The density of gas D, measured at a pressure of 0.5 atm and 298 K, is 1.3 g/L. Which gas, C or D, has the larger molar mass? a. C b. D Chapter 11.7 1. IN figure 11.17, ammonia gas and hydrogen chloride are introduced from opposite ends of a glass Utube. The gases react to produce white, solid What are the relative root mean square speeds of HCI and ? a. rms for HCI/rms for =2.2 b. rms for HCI/rms for =1.5 c. rms for HCI/rms for =0.68 d. rms for HCI/rms for =0.46
