Assign the configuration Z or E to each double bond (left to right, separated by commas with no spaces). (B) (b) (c) NO CI Br Br

Indicate the direction of the expected polarity of each of the bonds shown below: (a) CH3- NH2 (b) CH3- Li

Linoleic acid (below) is an essential fatty acid found in many vegetable oils, such as soy, peanut, and cottonseed. A key structural feature of the molecule is the cis orientation around its two double bonds, where R1 and R2 represent two different groups that form the rest of the molecule. R, CH2 `H H' (a) How many different compounds are possible, changing only the cis/trans arrangements around these two double bonds? (b) How many are possible for a similar compound with three double bonds? R3. .CH2 R4 `H H `H H'

Circle the most basic atom or group of atoms in each of the following molecules:

Which of the following bond-line structures corresponds to the Newman projection shown? Br J... (A) Br I H. Br "Ω (B) CH3 CH3 CI H Br (C) Br CI (D)

Draw all of the resonance structures for each of the following species. Be sure to include the curved arrows that indicate which pairs of electrons are shifted in going from one resonance structure to the next. Draw the resonance hybrid of each species. (a) ОН (b) (c) H3C

The answer for this problem is a & b. But I dont understand or know why c isn't one of the correct answers. Which of the following has at least one C-O single bond?(more than one answer may be possible) a) H2CO3 b) HCO3- c) CO32-

please answer all questions.

Q2. Draw a zig-zag representation for each molecule below showing all valence electrons on atoms other than carbon and hydrogen and include any formal charges should there be any (none of the compounds contain a ring of atoms).(a) CH3CH=CHCH(OH)CH3(b) (CH3)2CHCH2CO2CH2CH3

What is the correct IUPAC name for HBRO(aq)? (1) (II) (II) (IV) tri- tetra- octa- penta- hepta- mono- di- hexa- hypobromic oxide охудen bromous hydrogen bromine hydrobromous hypobromous bromic hydrate acid Delete