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NEET UG Haloalkanes, Alcohols and Ethers — practice questions — page 2

Explore 61 free Haloalkanes, Alcohols and Ethers questions in NEET UG Chemistry. Open each question or exercise to read its content, reference answers and available explanation.

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Haloalkanes, Alcohols and Ethers questions and exercises with answers

Showing questions 31–60 of 61.

Match each named reactionRead the answer and worked solution →Sort the SN1 and SN2 traitsRead the answer and worked solution →Swipe by the carbon holding XRead the answer and worked solution →Spot the false claimRead the answer and worked solution →Pick the bigger halide valueRead the answer and worked solution →Alcohol, phenol or ether?Read the answer and worked solution →True or false: alcohols and phenolsRead the answer and worked solution →The WURTZ REACTION couples two alkyl halides with sodium metal in dry ether to giveRead the answer and worked solution →The reactivity order for the $\mathrm{S_N 1}$ mechanism among haloalkanes isRead the answer and worked solution →NEET · Chemistry · SN1 or SN2Read the answer and worked solution →A SN2 reaction on a chiral carbon (with a single stereocentre) results inRead the answer and worked solution →$\mathrm{(CH_3)_3CCl}$ is classified as aRead the answer and worked solution →Haloalkanes are compounds derived from alkanes byRead the answer and worked solution →True or false: alcohols and phenolsRead the answer and worked solution →The Williamson ether synthesis works best with:Read the answer and worked solution →Phenol reacts with bromine WATER (aqueous $\mathrm{Br_2}$) at room temperature to giveRead the answer and worked solution →Alcohol, phenol or ether?Read the answer and worked solution →Phenol is more acidic than ethanol because:Read the answer and worked solution →The IUPAC name of $\mathrm{(CH_3)_2CHOH}$ isRead the answer and worked solution →The WILLIAMSON ETHER SYNTHESIS prepares ethers by reactingRead the answer and worked solution →The acidity (Brønsted acidity) order of the following isRead the answer and worked solution →Ethanol heated with concentrated $\mathrm{H_2SO_4}$ at $443\,\text{K}$ (170°C) gives mainlyRead the answer and worked solution →An ALCOHOL in which the $\mathrm{-OH}$ group is attached to a carbon bonded to ONE other alkyl group is classified asRead the answer and worked solution →The REIMER-TIEMANN reaction converts phenol to salicylaldehyde. The reagents areRead the answer and worked solution →The reactivity of haloalkanes toward nucleophilic substitution generally follows the orderRead the answer and worked solution →The reaction of ethanol with sodium metal producesRead the answer and worked solution →The IUPAC name of $\mathrm{(CH_3)_2CH{-}CH_2Br}$ isRead the answer and worked solution →A GRIGNARD REAGENT is formed by reacting an alkyl halide withRead the answer and worked solution →NEET · Chemistry · Primary or Secondary AlcoholRead the answer and worked solution →Ethanol reacts with $\mathrm{PCl_5}$ to give which set of products?Read the answer and worked solution →

Worked practice questions

Match each named reaction

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Matching pairs
  1. Left
    Wurtz reaction
    Right
    Two alkyl halides join over sodium in ether
  2. Left
    Fittig reaction
    Right
    Two aryl halides join over sodium in ether
  3. Left
    Wurtz-Fittig
    Right
    Alkyl and aryl halide give an alkylarene
Instructions
Tap a reaction name, then tap the change it brings about.
_Source: syllabus Chemistry Part 2, Ch 6 Haloalkanes and Haloarenes_

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Sort the SN1 and SN2 traits

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Items
  1. Group
    SN2
    Item
    One step only
  2. Group
    SN1
    Item
    Carbocation
  3. Group
    SN2
    Item
    Second order
  4. Group
    SN2
    Item
    Inversion
  5. Group
    SN1
    Item
    First order
  6. Group
    SN1
    Item
    Racemisation
  7. Group
    SN2
    Item
    Primary fastest
  8. Group
    SN1
    Item
    Tertiary fastest
  9. Group
    SN2
    Item
    No intermediate
  10. Group
    SN1
    Item
    Protic solvents
Groups
  1. Item
    SN1
  2. Item
    SN2
Instructions
Drag each trait into its column, SN1 on one side and SN2 on the other.
_Source: syllabus Chemistry Part 2, Ch 6 Haloalkanes and Haloarenes_

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Swipe by the carbon holding X

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Left
sp3 carbon
Items
  1. Item
    Benzyl chloride
    Answer
    sp3 carbon
  2. Item
    Vinyl chloride
    Answer
    sp2 carbon
  3. Item
    Chlorobenzene
    Answer
    sp2 carbon
  4. Item
    Allyl bromide
    Answer
    sp3 carbon
  5. Item
    2-Chlorobutane
    Answer
    sp3 carbon
  6. Item
    Bromobenzene
    Answer
    sp2 carbon
  7. Item
    tert-Butyl bromide
    Answer
    sp3 carbon
  8. Item
    p-Dichlorobenzene
    Answer
    sp2 carbon
Right
sp2 carbon
Instructions
Swipe left when the halogen sits on sp3 carbon, right when it sits on sp2 carbon.
_Source: syllabus Chemistry Part 2, Ch 6 Haloalkanes and Haloarenes_

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