Which of the following
structures are reasonable monomers for addition polymerization?
Correct answer is : (e)
Explanation: for addition Polymerization, there should be C=C bond so that addition reaction takes place,
Only iii has C=C bond, so answer is (e)
Last one undergo condensation polymerization
Which of the following structures are reasonable monomers for addition polymerization? 13. Which of the following...
Which, if any of the following structures are NOT reasonable resonance structures of "T"? III IV C III and V III and IV D II and IV E all are reasonable II and V Select one: OB O O O Clear my choice
(d) Give the structures of the polymers which can be formed from the following monomers. HOOH + Ho но — он (iii) 4. (a) What is the general structure of an a-amino acid. (6) (b) Give an example of amino acids with (i) Hydrophobic, (ii) Polar (iii) acidic (basic) side chains (look up a reference). Ginecological chalins (cookeo 5. (a) What is the necessary and sufficient condition that a molecule is chiral (optically active)? (b) What is a stereocentre? How...
I need some help to answer these following questions.
Thanks.
41. Which molecule(s) is/are aromatic? I1 IV (A) I only (C) I, III, and IV (B) I and IV (D) I, II, III, and IV OH OH 42. Which Fischer projection represents this structure? HO OH OH H CHO CHO (A) H-OH (B) HOH HOH CH2OH CH2OH CHO HOH CHO но -н CH2OH CH2OH 43. Which is a product of this ozonolysis reaction? 1.03 2. (CH3)2S H O I BHs/THF...
22. Which of the following features NOT red by W ares A Moscowrides betydrolyzed wpter carbohydrates 11) Mochides will C Moncuccharides tuve i detyder skete D) Mononcerides centove or more alcohol group 26. Which of the following tyres of hohydrates can be hydrolyzed to give smaller molecules? 1. Monosaccharides 1 Disaccharides TIT. Oligosaccharides IV. Polysaccharides A) I only B) II and IV only C) III only D) I and II only E) II. HII and IV C) 4 27. The...
six questions plz help i leave rating
The missing product from the following reaction is OH NaOH + H20 COH Co Na* H A OrNa* A B C D Question 28 What is the name of the following ether compound? • Previous Which carbon is the alpha, a, carbon? I HO III II IV 11 III IV EXC o Na OH O" Na O Na OH Na Is this monosaccharide a Dor L sugar? CH2OH C=0 H ОН H ОН...
11,12,13,14,15 pls
11) The most stable confermation of 3a a-ca e.caw ca in the back) 12) Which of the following structures has the S configurationP CH 10) A) Only I Only BOnly Il DI and t C)i and 13) Which compounds are achiral? CI Br H CH3 H H Br HC V IV II E)v D) l and IV C) II, l and IV AB)L Il and IV A) L. II and V 14) I and II are: O I1...
Question 3 1 pts Which of the following monomers can undergo polymerization either by chain-growth or step-growth? NH2 G COOH o COOH COOH o F and HO OH CI
Which of the following alcohols dehydrates with the fastest rate I. CH3 -ОН IV. CH СН3 OH o -CH2OH но CH: HO Select one: O a. II O b. III O c. IV O d. V O e.
24. Which of the structures are of the D configuration? 1 CHO I. CHO | III. CHO IV. HO H-C-OH H-C-OH HOC_H НО-С-н H–C-OH HO_C_H H-C-OH HOC_H CH CH CH CH,OH a. b. c. d. e. I and IV I and III I and II II and III II and IV 25. A compound, CH, NO, is hydrolyzed by strong acid, followed by neutralization to give C,H,O, and C,H.N. The CHN compound reacts with HNO, to give nitrogen gas. The...
Question 10 What reagents is the best choice for achieving the following chemical transformation? O 0 ?? CH CC1; a. Cl2, NaOH b. PC13 Ос. HCI, А d. NaCl, H20 e. Cl2, AcOH Of. Cl2 Question 11 Which attacking species shown below would be the best choice to enforce an E2 pathway over an Sp2 pathway for the reaction below? Attacking Species? Br H CH CH3MBI HCO HC O H (b) CH NH OH (a) SH ( a. a Сь....