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Haloalkane AND Haloarenes formulas

Master Haloalkane AND Haloarenes through 12 JEE Advanced-level formulas, systematically structured with every variable spelled out. Revise concept-wise, identify the areas where you need improvement, and focus your preparation with greater precision.

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Haloalkane AND Haloarenes, every formula

12 formulas, typeset and free. Print it, or keep it open beside your practice.

Haloalkane general formula
$C_{n} H_{2 n + 1} X$
Q1MCQFormula
The general formula of a haloalkane is:
- A
  $C_nH_{2n+1}X$
- B
  $C_nH_{2n}X$
- C
  $C_nH_{2n+2}$
- D
  $C_nH_{2n-1}X$
SN1 mechanism
$2 steps, carbocation, 3^{\circ} favoured$
Q1MCQSN1
The $S_N1$ mechanism proceeds via a:
- A
  carbocation intermediate
- B
  carbanion
- C
  free radical
- D
  transition state only
SN2 mechanism
$1 step, inversion, 1^{\circ} favoured$
Q1MCQSN2
The $S_N2$ mechanism proceeds with:
- A
  inversion of configuration
- B
  retention
- C
  racemisation
- D
  no change
SN1 rate
$rate = k [substrate]$
Q1MCQSN1 rate
The rate of an $S_N1$ reaction depends on:
- A
  the substrate only
- B
  the nucleophile only
- C
  both
- D
  neither
SN2 rate
$rate = k [substrate] [nucleophile]$
Q1MCQSN2 rate
The rate of an $S_N2$ reaction depends on:
- A
  both substrate and nucleophile
- B
  substrate only
- C
  nucleophile only
- D
  neither
Elimination (E1/E2)
$forms alkenes (Saytzeff product)$
Q1MCQElimination
Elimination reactions of haloalkanes give:
- A
  alkenes
- B
  alkanes
- C
  alcohols
- D
  acids
Reactivity order (SN2)
$1^{\circ} > 2^{\circ} > 3^{\circ}$
Q1MCQSN2 reactivity
The $S_N2$ reactivity order of alkyl halides is:
- A
  $1^{\circ}>2^{\circ}>3^{\circ}$
- B
  $3^{\circ}>2^{\circ}>1^{\circ}$
- C
  all equal
- D
  $2^{\circ}>1^{\circ}$
Grignard reagent
$R M g X (nucleophilic)$
Q1MCQGrignard
A Grignard reagent has the formula:
- A
  $RMgX$
- B
  $RNa$
- C
  $RLi_2$
- D
  $RX$
Wurtz reaction
$2 R X + 2 N a \to R - R$
Q1MCQWurtz
The Wurtz reaction of $RX$ with sodium gives:
- A
  $R$–$R$
- B
  $ROH$
- C
  $RH$
- D
  $RCl$
Finkelstein reaction
$R C l + N a I \to R I + N a C l$
Q1MCQFinkelstein
The Finkelstein reaction converts $RCl$ into:
- A
  $RI$
- B
  $ROH$
- C
  $RH$
- D
  $RBr$
C–X bond strength
$C - F > C - C l > C - B r > C - I$
Q1MCQC-X strength
The C–X bond strength order is:
- A
  $C\text{-}F>C\text{-}Cl>C\text{-}Br>C\text{-}I$
- B
  $C\text{-}I>C\text{-}Br>C\text{-}Cl$
- C
  all equal
- D
  $C\text{-}Br>C\text{-}F$
Optical inversion (SN2)
$Walden inversion$
Q1MCQWalden inversion
The stereochemical inversion in $S_N2$ is called:
- A
  Walden inversion
- B
  racemisation
- C
  retention
- D
  tautomerism

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Haloalkane AND Haloarenes formulas

Haloalkane AND Haloarenes, every formula

Haloalkane general formula

SN1 mechanism

SN2 mechanism

SN1 rate

SN2 rate

Elimination (E1/E2)

Reactivity order (SN2)

Grignard reagent

Wurtz reaction

Finkelstein reaction

C–X bond strength

Optical inversion (SN2)

More JEE Advanced Chemistry formula sheets

Other ways to revise this chapter

Preparing students for India’s top institutes

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