Q.1
Ethyl bromide on treatment with silver cyanide give :
  • Ethyl acetate
  • Ethyl iso cyanide
  • Ethyl cyanide
  • Ethyl amine
Q.2
Haloalkanes are best obtained by
  • Swartz reaction
  • Darzzen's process
  • Finkelstein process
  • None of these
Q.3
CH3CHCl2 and CH2Cl CH2Cl are examples of :
  • Functional isomers
  • Metamers
  • Chain isomers
  • Position isomers
Q.4
The number of structural isomers of formula C4H9Br is...
  • 2
  • 3
  • 4
  • 5
Q.5
Alkaline hydrolysis of (CH3)3CBr involves two steps as follows.(CH3)3CBr → (CH3)3C+ + Br- slow(CH3)3C+ + OH- → (CH3)3COH fastWhich of the following shows the rate equation for the reaction scheme?
  • Rate = k[OH-]
  • Rate = k[(CH3)3CBr]
  • Rate = k[(CH3)3CBr]2
  • Rate = k[(CH3)3CBr][OH-]
Q.6
The reaction:CH3Br + AgF → CH+ AgBr is called
  • Swarts reaction
  • Finkelstein reaction
  • Gattermann reaction
  • Perkin reaction
Q.7
which among MeX, RCH2­X , R2CHX and R3CX is most reactive towards SN2 reaction
  • MeX
  • RCH2­X
  • R2CHX
  • R3CX
Q.8
The reaction:R – Cl + KI → RI + KCl (in presence of acetone)Is known as
  • Hunsdieker reaction
  • Finkelstein reaction
  • Ulmann reaction
  • Wurtz reaction
Q.9
Assertion: Electron withdrawing groups in aryl halides increases the reactivity towards nucleophilic substitution.Reason:4-Dinitrochlorobenzene is more reactive than chlorobenzene.
  • Both assertion and reason are true and the reason is the correct explanation of the assertion.
  • Both assertion and reason are true but reason is not the correct explanation of the assertion
  • Assertion is true but reason is false
  • Assertion is false but reason is true.
Q.10
Assertion (A): Phosphorus chlorides (tri and penta) are preferred over thionyl chloride for the preparation of alkyl chlorides from alcohols.Reason (R): Phosphorus chlorides give pure alkyl halides.
  • Assertion and Reason both are correct and Reason is the correct explanation of Assertion.
  • Assertion and Reason both are correct statements but Reason is not the correct explanation of Assertion.
  • Assertion is correct but Reason is wrong.
  • Assertion and Reason both are wrong statements
Q.11
Which of the following is a chiral molecule?
  • CH2BrI
  • CH3CBr2Cl
  • (CH3)2CHCl
  • CH3CHBrCH2CH3
Q.12
Which of the following will have maximum boiling point?
  • C3H7Br
  • C3H7F
  • C3H7Cl
  • C3H7I
Q.13
Halogen compounds have--------- boiling point than the parent hydrocarbons
  • Higher
  • Lower
  • Same
  • Unpredictable
Q.14
Complete the following reaction 3R-OH + PCl→\rightarrow→ 3 R-Cl + XThe X is
  • H2PO2
  • H3PO4
  • H3PO3
  • H3PO5
Q.15
Complete the following reaction R-OH + X →\rightarrow→ RCl + SO2 + HCl
  • SO2
  • SOCl3
  • SOCl2
  • SOCl
Q.16
Complete the following reaction R-OH + PCl→\rightarrow→ RCl + X + HCl X is
  • PCl3
  • PCl5
  • POCl3
  • POBr3
Q.17
In a molecule of tertiary haloalkanes, carbon atom is bonded to
  • 3 carbon atoms
  • 2 carbon atoms
  • 4 carbon atoms
  • 1 carbon atom
Q.18
In the following sequence of reactionsCH3CH2CH2Br+ (alc) KOH →(A) + HBr → (B) + (aq) KOH → (C).The product (C) is
  • propan-2-ol
  • propan-1-ol
  • propyne
  • propene
Q.19
most strong C-X bond (important for rate substitution). between C-F C-Cl C-Br C-I
  • C-F
  • C-Cl
  • C-Br
  • C-I
Q.20
Arrange the strength of van der Waals forces with same number of C atom (increasing):
  • RF < RCl < RBr < RI
  • RF > RCl > RBr > RI
0 h : 0 m : 1 s