Organic Halogens
Which is the correct order of decreasing SN2 reactivity
Which of the following is the correct order of decreasing SN2 reactivity? (X is a halogen)
- RCH2X > R2CHX > R3CX
- R3CX > R2CHX > RCH2X
- R2CHX > R3CX > RCH2X
- RCHX > R3CX > R2CHX
On mixing a certain alkane with chlorine and irradiating it with ultraviolet light
On mixing a certain alkane with chlorine and irradiating it with ultraviolet light, it forms only one monochloroalkane. This alkane could be
- neopentane
- pentane
- propane
- isopentane
2-Methylbutane on reacting with bromine in the presence of sunlight gives mainly
2-Methylbutane on reacting with bromine in the presence of sunlight gives mainly
- 2-bromo-2-methylbutane
- 1-bromo-3-methylbutane
- 2-bromo-3-methylbutane
- 1-bromo-2-methylbutane
The reaction of toluene with Cl2 in presence of FeCl3 gives predominantly
The reaction of toluene with Cl2 in presence of FeCl3 gives predominantly
- benzoyl chloride
- m-chlorobenzene
- benzyl chloride
- o- and p-chlorotoluene
Which of the following reactions will yield 2, 2-dibromopropane
Which of the following reactions will yield 2, 2-dibromopropane?
- C2H2 + 2HBr →
- CH3CHCH2 + 2HBr →
- CH3CHCHBr + HBr →
- CH3CCH + 2HBr →
Alkyl halides react with dialkyl copper reagents to give
Alkyl halides react with dialkyl copper reagents to give
- alkenes
- alkenyl halides
- alkanes
- alkyl copper halides
Which one of the following methods is neither meant for the synthesis nor for separation of amines
Which one of the following methods is neither meant for the synthesis nor for separation of amines?
- Wurtz reaction
- Curtius reaction
- Hinsberg method
- Hofmann method