CHM 2120 Quiz: CHM2120B – Assignment 1B - ANSWER KEY.pdf

In regards to electronegativity which of the following is correct? O>N>C>H O>N>C>H C>N>O>H N>H>C>H Question is 20 In a H_2 the atoms are held together by covalent bond ionic bonds hydrogen bods covalent polar molecules

Figure 1 of 2 H H O H H O H H O HCH3 CH2 CH3 H CH2 OH NH H,N NH2

Bonus Problem 2 1. Each of the basic molecules below has multiple potential protonation sites. Given the pK values in the chart on the right, draw the organic product you would expect if each molecule was combined with just one molecule of H,0. (1.5 pts) 11.2 7.0 CH-NH H O N H2 C H3 O H 4.8 O H neutral molecule 2. Draw the other four resonance contributors for the compound below (formal charges on each atom between -1 and +1) Note: A linear (sp hybridized) atom cannot form in a five-membered ring! (0.75 pt) N: