Question

5. A carbocation is a good eros,St-10 c) neither og bord un 918 9191 a) Lewis acid b) Lewis base por place 6. What is the approximate C-C-C bond angle in propene? a) 180 b) 120°c) 109.5° d) 90 D 120 HC 7. Which of the following haloalkanes undergoes the fastest SN2 reaction with NaN3 (nucleophile)? boleznud bol a) 1-fluorohexane 100 narob b) I-chlorohexane monochrow or grimono 901 i nomolan noorglybomsTo('Hns to non 8. How many of the following molecules exhibit cis, trans isomerism? w biozan os noivos ad HGH CH.CH, CH. CH.CH, CH.CH20 no novios Pollsoods) to hoitamol orli lo sistor нс н н с поінdso asrning orld o noidermo (1) (ii) D o 28 noismo Ginori brus 15 noilovito od 191659 i misodio viemi CICH.CH. C on tomat odio 110 ons novios or Rolai noitammolle h an 10 ya nina-561 or lo notinitobazi siniwollol dito (iv) a) b) c) d) 3 c) 4 q912 etilor 9912 12 or 9912 1251261 or 9. Which of the following is/are secondary (29) alcohols? 2012 125wole or om vol largo bogoon wololo OH LOH (drar og c OH OH HOY (2) 1 (3) OH I (1) a) only 1 b) only 3 c) only 2 and 4 d) 1, 2, 3, and 4

Answer 1

electron pair acceptor is lewis acid

sp2 hybridization has the 120 bond angle

Cl is bigger size and good leaving group

both low priority groups same side cis if it is opposite then it is trans

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