Please show me some working to understand how to derive the answers. Which is an f-block...
1. For each compound given here, write what type of compound it is (molecular or ionic or acid). (a) NH4Cl (b) AlH3 (c) O2 (d) CH4 (e) NH3 (f) H2O (g) PCl5 (h) SF4 (I) ClF3 (j) XeF2 (k) SF6 (l) BrF5 (m) XeF4 (o) CS2 (p) CH2Cl2 2. Write a chemical equation that goes with Lattice energy of CaCl2(s). 3. Draw the Lewis Dot structure of .. (a) Na (b) Cl (c) O-2 (d) Mg+2 4. What is the...
The enthalpy change for the following reaction is 95.4 kJ. Using bond energies, estimate the N-H bond energy in N2H4(g). N2(g) + 2H2(g) N2H4(g) kJ/mol The enthalpy change for the following reaction is -92.2 kJ. Using bond energies, estimate the H-H bond energy in H2(g). 2NH3(g) N2(g) + 3H2(g) kJ/mol D Single Bonds Multiple Bonds C N O F Si P S a Br 1 H 436 413 391 463 565 318 322 347 C 413 346 305 358 485...
answers given but please show work on how you get to that
answer.
16. Which one of the following statements about valence electron c Tollowing statements about valence electron configurations is incorrect? A) A single neutral phosphorus atom, P, has 5 valence electrons. B) A single neutral carbon atom, C, has 2 unpaired valence electrons. (C) A single neutral sulfur atom, S, has 2 valence electrons. D) A single neutral nitrogen atom, N, has 3 unpaired valence electrons. E) A...
only problems f and h
Energetics of Chemical Reactions 6.14 Using the table of average bond dissociation enthalpies at 25°C, determine which of following reactions are energetically favorable at room temperature. Assume that AS Bond Dissociation Enthalpy kJ (kcal)/mol Bond Dissociation Enthalpy kJ (kcal)/mol Bond Bond Bond H-H 0-H C-H(-CH) C-HECH) C-HECH) N-H Si-H C-C 435 (104) 439 (105) 422 (101) 464 (111) 556 (133) 391 (93) 318 (76) 376 (90) 355 (85) 385 (92) C- C-Si CEC C= (aldehyde)...
a.
b. For b is this table below:
Bond Bond Energy, D (kJ/mol) C=0 1072 C1-C1 242 C-CI 339 C=0 732 Using the values of bond energy from the table above, estimate the enthalpy change for the following reaction: CO(g) + Cl2(9)—>COC12(E) DkJ Using average bond enthalpies (linked above), estimate the enthalpy change for the following reaction: H2(g) + 12(8)—2HI(g) kJ Submit Answer Retry Entire Group 6 more group attempts remaining Single Bonds H C N O F Si P...
please help in answering all of the questions
15. Which is a propagation step in the peride-initiated hydrobromination of 1 butene? (A) CH,CH:CH-CH, HBr -- CH,CH.CH,CH,Br (B) CH.CH.CH-CH,+Br - CH CH.CHCH,Br (C) CH.CH,CH,CH*+ Br-CH,CH,CH.CH, Br (D) ROOR + CH,CH,CH=CH, - RO + KOH + CHỊCH,CH,CH, 35. Indicate which C-H bond has the lowest bond dissociation enthalpy (energy)? (A) H-CH(CH), (B) H-CH (C) H-C(CH,), (D) H-CH,CH, 37 d. Predict the major product for this reaction (A) (B) BE BE (C) Br...
can you please help me with #10
yes i am sorry here it is
0202 =120.4+ -343. 'L'UT1. 10. Ethanol (CH3CH2OH) is a fuel additive. And has the following structure: HCVE-238,+KO HH CHOSE = pana lang 2015 nosioci brod H-CC-O H os os 3.304 - HH Use the average bond energies found in Table 9.3, Tro p. 390 to calculate AHrxn for the combustion of ethanol. CH3CH2OH() + 3 02 (6) ► 2 CO2 (6) + 3 H20 (1) Bond...
Please answer my study guide
15. Two important industrial chemicals, ethene, CiH, and propene, CH, are produced by the steam (or thermal) cracking process 20,16.08) ,H1,(8) + C,H.(8) + CH,(8) + H,(8) The Lewis structure for propene is shown on the right The geometry and hybridization of carbons 1, 2 and 3 respectively is: A Ci tetrahedral, sp'; C2 trigonal planar, sp'; c3 tetrahedral, sp B. Ci trigonal planar, sp'; C2 trigonal planar, sp'; c3 tetrahedral, sp C C trigonal...
1.. Which statement is correct about the changes in potential energy and kinetic energy when two N atoms combine to form an N2 molecule? Group of answer choices a. The potential energy becomes more negative and the kinetic energy increases. b. The potential energy becomes more positive and the kinetic energy decreases. c. The potential energy becomes more positive and the kinetic energy increases. d. The potential energy becomes more negative and the kinetic energy decreases. 2.. You take solid...
6. Which of the following statements is not true? A) Bond breaking is endothermic. B) The bond dissociation energy for bond breaking is always negative. C) Bond making is exothermic. D) The bond dissociation energy for bond formation is always negative. 37. Using the bond dissociation energies given, calculate AH® for the following reaction. CH,CH -Br + H2O CH,CH-OH + HBr AH KJ/mol Bond A-B CH3CH2-Br H-OH сHCH-он H-Br A) +108 KJ/mol B) -130 KJ/mol C) -22 KJ/mol D) +22...