1) Name the following Molecules CH3 Η مام Br Br H H&C Br Η

8) CH2OH Кон ОН ОН ОН ОН + Cl₂

I don’t know how to any of this chemistry work. Pleaseee help.

Which compound in each of the following pairs would you expect to have the greater dipole moment u? Why? (a) HF or HCI (b) HF or BF3 (c) (CH3); CH or (CH3)3CCI (d) CHCI3 or CCl;F (e) CH3 NH2 or CH3 OH (f) CH3 NH2 or CH3 NO2

4. (a) Use the simple one-electron molecular orbital method, including overlap, to calculate the energies of the molecular orbitals of the hydrogen molecule (H₂) in terms of a, ß and S? (b) Calculate & given that a = -13.6 eV, that S = 0.6, and that the lowest UV absorption energy is 12 eV. (c) Determine the ionisation energy of the bonding molecular orbital in H₂ ? [6 marks]

For each of the following species, determine (a) the electron geometry and (b) the hybridization for all nonhydrogen atoms. (i) C2H (v) CH;0* (ii) C2H5 (vi) C3H3 (all hydrogens are on the same carbon) (iii) CH2=0H+ (iv) CH&N*

Draw the shapes of the following molecules and ions in 3-dimension showing clearly the bonds between the atoms and the lone pairs of electrons on the central atom, if any. (a) CH3OH,    methanol (b) H2O2,    hydrogen peroxide (c) CH3CH=CHCI,     1-chloropropene   Provide everything stated in the instructions.

Assign the configuration Z or E to each double bond, where appropriate, in the following molecules. (a) (b) (c) Br Br NO2

Use bond dissociation enthalpies to calculate values of delta H° for the following reactions a) CH3-CH3 + I2 = CH3CH2I + HI b) CH3CH2Cl + HI = CH3CH2I + HCl

What is the bond line structures of the following?