1 Does CO2 have a Dipole moment a Answer No 2 Predict wheither each of the following have a Dipole Moment 3 Determine the hybridization state of the central atom in each of the a BrCl b BF3 i Answer yes c CH2Cl2 i Answer No i Answer yes following a BeH2 b AlI3 c PF3 i Answer Sp 1 Electron Linear 2 Molecular Linear i Answer Sp2 ii electron Trigonal Planar iii Molecular Trigonal planar i Answer sp3 ii Electron Tetrahedral iii Molecular Trigonal planar iv Sp3 v Sp3 4 Calculate the enthalpy of reaction a H2 Cl2 2HCL i H H 436 5 kj mol ii Cl Cl 242 7 kj mol iii H Cl 431 9 kj mol 1 Answer 184 7 b Reaction Enthalpy i HCL 92 3 kj mol 1 Answer 184 6 5 Calculate the bond enthalpy a 2H2 O2 2H2O i O O 498 7 kj mol ii H O 460 kj mol iii H H 436 5 kj mol 1 Answer 469kj mol 6 Draw the Lewis Structure for HNO3 minimizing formal charge 7 List the values of n l ml for orbitals in the 4d subshell a Answer n 4 l 2 ml 2 1 0 1 2 8 9 Draw the Lewis structure for PF5 9 10 Electron configuration of Na Answer ne 3s1 Na Answer ne or 1s2 2s2 2p6 Al Answer Ne 3s2 3p1 Al3 Answer Ne ni 5 to nf 2 in the H atom Answer 434 nm 10 Do Lattice Energy example Apr 6 2015 11 What is the wavelength of a proton in nm emitted during a transition from 12 The Work Function w of cs metal is 3 42 10 19 J a Calculate the minimum frequency of light required to release from the metal b Calculate the KE of the ejected electrons if light of frequency 1 00 10 15 s 1 is used i Answer Minimum KE 5 16 10 14 ii Answer 3 21 10 19 J c aAnswer 226 6 kj mol answer 15 25 kj g answer 5 151 10 3kj mol Answer 56 2 kj mol Answer 1 36 10 3 m s Answer 16 1 g mol Answer 136 kj Answer 563 5 kj mol Answer 1 29 10 5 J Answer 334J Answer 1 21 atm Answer 0 164 g O2 Answer 9 43 atm Answer 14 mL Answer 36 91 N2 Answer 159 g Answer 47 51 Answer 0 125 M Answer 16 1 mL AAnswer A 8 95 10 6 g B 88 4 Answer A Li 1 O 2 B H 1 S 6 O 2 Answer A NH3 is limiting B 1124 g NH2 2C0 C 312 g CO2 excess Answer A C3H4O3B C6H8O6 Answer 1 28 10 3 kg cu Answer C2H6O Answer 3 06 10 23 atoms Answer 1 61 mol He Answer 0 378 mol
View Full Document
Unlocking...