Arene

Question 1

Cum se stabileste fm

Answer 1

CnH2n+2-2*NE

Question 2

date care confirma structura lui kekule

Answer 2

rap 1;1 C:H, cei 6 H echivalenti, bz poate fi hidrogenat

Question 3

Date ce vin in contradictie cu kekule

Answer 3

bz articipa la S, ag ox folos la alchene nu au treaba cu bz, neconstatata dorinta de polimerizare, nu exista mai multi iz disubstituiti, distantele dintre at de C 1,39A

Question 4

ce demonstreaza structura bz

Answer 4

echivalenta celor 6 C-C si delocalizarea e pi

Question 5

decarboxilarea ac monocarbox. cond

Answer 5

exces de NaOH la t

Question 6

Hidrogenoliza toluenului cond

Answer 6

Pt/Al2O3 la 600-700

Question 7

reformarea catalitica cond

Answer 7

Pt/Al2O3, 500, 15-30 atm

Question 8

trimerizarea acetilenei cond

Answer 8

600-800 tuburi ceramice

Question 9

trimerizarea propinei cond

Answer 9

t in med acid

Question 10

stare de agregare

Answer 10

mononucleare lichide, polinucleare solide

Question 11

solubilitate

Answer 11

insolubile in apa, solubile in solventi organici

Question 12

densitate

Answer 12

mai mare ca a celorlalte hc, mai mica decat a apei

Question 13

cum sunt vaporii de bz

Answer 13

toxici si inflamabili

Question 14

cine e solvent

Answer 14

bz si toluenul

Question 15

halogenare cu br si cl cond

Answer 15

FeX3, AlX3

Question 16

Halogenare cu I

Answer 16

HNO3

Question 17

Reactia de nitrare

Answer 17

amestec nitrant, sulfonitric

Question 18

nitrobenzen solubilitate

Answer 18

insolubil in apa, solubil in alcool sau eter

Question 19

nitrobenzen aspect

Answer 19

miros de migdale amare, lichid alb galbui

Question 20

nitrobenzen nume alternativ

Answer 20

esenta de mirban

Question 21

sulfonare cond

Answer 21

h2so4 concentrat sau oleum

Question 22

alchilare cu alchene cond

Answer 22

alcl3+H2o

Question 23

compusi halogenati cond

Answer 23

alcl3+H2o

Question 24

alcooli cond

Answer 24

h2so4

Question 25

ce inseamna reactivitate marita

Answer 25

X legat de un atom de C sp3 din poz alilica/benzilica

Question 26

ce formeaza anhidridele ciclice prin acilarea fc

Answer 26

cetoacizi

Question 27

cum se obtine beta nitronaftalina

Answer 27

pe cai indirecte

Question 28

de ce are loc sulfonarea nft in pozitia alfa la 80C

Answer 28

deoarece r este controlata cinetic

Question 29

cum este controlata suflonarea naftalinei la 160c

Answer 29

termodinamic

Question 30

cum este alfa cloronft

Answer 30

neizolabila

Question 31

cum este beta cloronft

Answer 31

se obine indirect

Question 32

care este produsul final de reactie al clorurarii la nft

Answer 32

1,2,3,4-tetracloronatfalina

Question 33

bromurare nft conditii

Answer 33

febr3

Question 34

ce izomer al ciclohexanului e mai stabil

Answer 34

forma scaun

Question 35

ce fel de izomerie prezinta decalina

Answer 35

geometrica

Question 36

stare de agregare tetralina si decalina

Answer 36

lichida

Question 37

utilizari decalina si tetralina

Answer 37

carburanti, dizolvanti

Question 38

cond aditia halogenilor la bz

Answer 38

hv

Question 39

cati stereoizomeri are HCH

Answer 39

6

Question 40

denumiri alternative lindan

Answer 40

hexacloran, gamehexan

Question 41

utilizari lindan

Answer 41

insecticid

Question 42

oxidarea bz cond

Answer 42

V2O5, 500C (9/2 O2)

Question 43

ce izomer al ac 1,4 butendioic este ac maleic

Answer 43

cis

Question 44

celalalt izomer se numeste

Answer 44

acid fumaric

Question 45

oxidarea nft conditii

Answer 45

V2O5, 350C (9/2 O2)

Question 46

oxidare antracen cond

Answer 46

K2Cr2O7 in prez de acid acetic (8)

Question 47

oxidare cumen cond

Answer 47

O2 la 120C

Question 48

produs de reactie oxidare cumen

Answer 48

hidroperoxid de cumen=>fenol si acetona in med H2SO4

Question 49

efect inductiv definitie

Answer 49

deplasarea e sigma catre unul dintree atomii participanti la -

Question 50

efect electromer definitie

Answer 50

deplasarea e pi catre unul dintre atomii participanti la =