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Which position reacts most rapidly under Friedel-Crafts alkylation conditions (B)-> OCH3 (D) (C) (A) Show transcribed...
Which N is most basic? Which reacts most rapidly in Friedel-Crafts? -N N, N н (В)= Осні 10 (D) 10 (С) (А)
Question) -Gatterman-Koch -Heck -Gilman -Dess-Martin -none of the above Question) What is the major product for Freidel-Crafts alkylation? *2-methoxyphenol + CO + HCl + AlCl3/ CUCI --->? AIC1z/ + CO + HCI Cuci ? Correct Named Organic Reaction and correct product OCH3 OH A. € ? HF (a) B. C. E. both C&D D.
Which of the following Lewis structures represents the most stable form of the NOT ions: [:N=0:]* [:x=;]* (N=0:]* (X=>]*
The following chemical reaction is an example of which type? 4Fe + 302 --> 2Fe203 double displacement single displacement combination decomposition
3 a) b) c) d) As the grain size in a metallic decreases, electrical conductivity is likely to increase significantly. O True False A computer part was made with a plastic with a Tg --60C. When used under normal conditions, its toughness > ductility O True O False Which of the following is correct for concrete? G>YS CS-T50.5 G>E TS <YS TS-CS CS > Kic TS <CS Endurance limit > TS As the average molecular weight in a plastic increases,...
Rank the following molecules in order of basicity starting with the strongest base. [8 points] a) NH2 CH Br HN A B C D > > > strongest base weakest base
Let ne N. Show that Zn forn > 2 is not a group under multiplication as defined above. What happens for n = 1?
In a given process A-->B, it is found that AG <0 and AH>0. Which of the following statements are true The process is spontaneous in the forward directon The process is exothermic 0 As for the process must be less than zero As for the process could be either less than zero or greater than zero
Question 33 (4 points) Arrange the indicated protons by acidity, most acidic first: So yo H I II III IV II >I> III > IV O1> II > III > IV II > I > IV> III O1>IV > III > II
which of these answers is correct? NUMBER 1 NUMBER 2 also please give the reason. Thank you! Construct a context-free grammar for the language L={ ab'ab'an> 1}. S → AAa A → aB B → 6B|bb S->ata T-> bCb C->bCba