Haloethanes (CH;CH,X, X = CI, Br, I) have similar barriers to rotation (13.4-15.5 kJ/mol) despite the fact that the size of the halogen increases, CI → Br → I. Offer an explanation. %3D
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- Haloethanes (CH3CH2X, X = Cl, Br, I) have similar barriers to rotation (13.4–15.5 kJ/mol) despite the fact that the size of the halogen increases, Cl ? Br ? I. Offer an explanation.Calculate r+/r- in CsCl structure. Could this be solved using pythagorean theorem. Can someone show me how to solve this. Im trying to understand it.9. (a) hexamethyltungsten, [W(CH3)]. Assume perfect Dan symmetry and include the correct orbital overlap. (b) geometry? Draw the full molecular orbital diagram for the trigonal prismatic, Why is there an overall net gain in energy compared to the octahedral CH3 CH3 CH3 CH3
- Chloral, Cl₃C-CH=O, reacts with water to form the seda-tive and hypnotic agent chloral hydrate, Cl₃C-CH(OH)₂. DrawLewis structures for these substances, and describe the change inmolecular shape, if any, that occurs around each of the carbonatoms during the reactionUse the following set of assumptions to estimate the CN bond length in fulminic acid: 1) only the two best structures contribute to the true structure 2) the best structure contributes 75%, 3) the CN single bond is 1.47 pm, the double is 1.32 pm and the triple is L.16 pm. Enter your answer with 2 significant figures as a number with no units. Structure I Structure II Structure III H-C=N=0 H-C=N-0 ŌI H-C-N=01 VFullsc 10:41 PMWhat is the C-P bond order in BrCP?
- Phosgene, Cl2C = O, has a lower dipole moment than formaldehyde H2C = O. Explain why.28W.) The number of protons is necessary to illustrate covalent bondingX.) A bond contains two electronsY.) Head-to-head overlap of p orbitals result in pi bondZ.) In Madelung's rule, 3s is followed by 4sA.) If all 4 statements are trueB.) If 3 of the 4 statements are trueC.) If 2 of the 4 statements are trueD.) If only 1 of the 4 statements is trueE.) If none of the 4 statements is trueWhich of the following addition reactions is/are not likely to occur? Why? Br (a) + Br2 Br Br :S (b) + Br2 Br Br (c) + Br2 Br
- part 6b: g,h,i2. Account for the bond angle differences between (i) H-C-H (109.5°) in methane and H-S-H (90°); H-C-H (109.5°) and H-O-H (107.5°) in water The H-S-H has two lone pairs; The H-O-H has two lone pairs The H-S-H has no hybridization at p-orbitals; The H-O-H has two lone pairs The H-S-H has two lone pairs; The H-O-H has no hybridization at p-orbitals The H-S-H has no hybridization at p-orbitals; The H-O-H has no hybridization at p- orbitals9. In the graphic below we have two types of materials X and Y: i) a & b refer to material "X" in the absence of an external magnetic field and in the presence of magnetic field respectively. "c" refers to material "Y" with different domains having different orientations of electron spin and "d" refers to material "Y" under the influence of an external magnetic field. Identify whether (X or Y) is paramagnetic or ferromagnetic or neither. ii) ii) X: (a) (b) AAA. TTTTT Y: (c) (d)