Download App

STD 11 - 8.4. Organic chemistry reaction mechanism — JEE STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 11 - 8.4. Organic chemistry reaction mechanism4 Marks
MCQ
Different hydrogen in the compound are represented by alphabets

$CH_3-CH = CH -CH_2 -CH_2 -CH(CH_3)_2$
$(A)$               $(B)\,\,\,(C)$        $(D)$    $(E)\,\,\,(F)$

arrange them in decreasing order of reactivity towards free radical substitution

  • ✓
    $C > A > E > D > F > B$
  • B
    $F > B > A > C > D > E$
  • C
    $B > C > A > F > D > E$
  • D
    $A > B > C > D > E > F$
✓

Answer

Correct option: A.
$C > A > E > D > F > B$
a

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

JEE STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

For a dimerization reaction,

$2 A ( g ) \rightarrow A _{2}( g )$

at $298\, K , \Delta U^ \ominus,=-20\, kJ\, mol ^{-1}, \Delta S \odot=-30\, J$$K ^{-1}\, mol ^{-1},$ then the $\Delta G ^{\ominus}$ will be........$J$

→
For the reaction $A + B \to $products, doubling the concentration of $A$ the rate of the reaction is doubled, but on doubling the concentration of $B$ rate remains unaltered. The over all order of the reaction is
→
Aniline in a set of the following reactions yielded a coloured product $Y.$

(image) $\xrightarrow[(273-278\,K)]{NaN{{O}_{2}}/HCl}X$  ${\mkern 1mu} \xrightarrow{{N,N\, - \,\dim ethyl\,\,aniline}}Y$

The structure of $'Y'$ would be

→
For $ns$ orbital, the magnetic quantum number has value
→
Assertion: Electrical conductivity of copper increases with increase in temperature

Reason: The electrical conductivity of metals is due to motion of electrons.

→
The exact volumes of $1\, M\, NaOH$ solution required to neutralise $50 \,mL$ of $1 \,M \,H _{3} PO _{3}$ solution and $100\, mL$ of $2 \,M\, H _{3} PO _{2}$ solution, respectively, are :
→
Which of the following electronic configurations represents a sudden large gap between  the values of second and third ionisation energies of an element?
→
Borax is actually made of two tetrahedra and two triangular units joined together and should be written as : $Na_2[B_4O_5(OH)_4]·8H_2O$

Consider the following statements about borax :

$a.$  Each boron atom has four $B-O$ bonds

$b.$  Each boron atom has three $B-O$ bonds

$c.$  Two boron atoms have four $B-O$ bonds while other two have three $B-O$ bonds

$d.$  Each boron atom has one $-OH$ groups

Select correct statement(s) :

→
Which one of the following will not show geometrical isomerism
→
The major product $H$ in the given reaction sequence is
→