Chemistry Topic-wise & Chapter- - Disha Experts

DPP/ C (46) ------------------... 183 Q.18 R-OH+ HX � R- X + �O Q.24 What will bet11e product in the following reaction? In the abovereaction, the reactivity ofdifferent alcohols is O6CH2 NBS (b) (a) Tertiary> Secondary> Primary Br (b) Tertiary< Secondary < Primary CH2 (c) Tertiary< Secondary> Primary (a) (d) Secondary< Primary <Tertiary uv Light Product. In above reaction, product is (d) (a) CCI3GIO (b) C6H6CI6 (c) C6Ht2CI6 (d) c6�c� DIRECTIONS (Q.25-Q.27) : ln the foUowingquestions, more than one ofthe answers given are correct. Select the correct Q.20 Ethanol is converted into ethyl chloride by reacting with answers and mark itaccordingtothe foUowing codes: which ofthe following? (a) Cl2 (b) SOCI2 (c) HCI (d) NaCI Codes: Q.21 Ethyl benzoate reacts with PCI5 to give (a) 1 , 2 and 3 are correct (b) 1 and 2 are correct (a) C2H5CI+C6JlsCOCB +POCI3 + HCI (c) 2 and4 are correct (d) 1 and 3 are correct (b) CifsCI+ C6JlsCOCl +POCl3 tQ.25 Which ofthe following is no a primary halide? (c) CH3COCI + C6H5COCI+ POCI3 (1) Isopropyl iodide (d) C2HsCI+ C6HsCOOH+POCI3 (2) Secondary butyl iodide Q.22 In presence ofAICl3, benzeneand n-propyl bromide react (3) Tertiarybutyl bromide in Friedel-Craft's reaction to fonn (4) Neohexyl chloride (a) n-propylbenzene Q.26 Chloroform can not be obtained from (b) 1, 2-dinormal propylbenzene (1) Methanol (2) Methanal (c) 1, 4-dinormal propylbenzene (3) Propanol-] (4) Propanol-2 (d) Isopropylbenzene Q.27 Which ofthe following compounds undergo nucleophilic substitution reactions? Q.23 The catalyst used in Raschig's process is (a) LiAlH4 (b) Copper chloride (I) Isopropyl chloride (2) Ethylbromide (c) Sw1light (d) Ethanol/Na (3) Benzyl chloride (4) Vmyl chloride RI·.SI'O'\\Sl-. 18.®®0@ 19. ®®0@ 20.@®@@ 21.@®@@ 22. ®®0@ GRID 23.®®0@ 24.®®0@ 25.@®@@ 26.@®@@ 27. ®®0@ --- Spacefor R.ough Work