$\begin{array}{ccccc}{\mathrm{CH}}_3& -& \stackrel{{\mathrm{CH}}_3}{\underset{{\mathrm{CH}}_3}{\stackrel{|}{\underset{|}{\mathrm{CH}}}}}& +& {\mathrm{H}}_2\mathrm{C}\end{array}$ = CH₂$\underset{2.5^0\mathrm{C}}{\overset{\mathrm{HF}}{\to }}$(A);    (A) is:

(a) 

(b) 

(c) 

(d) CH₃-$\begin{array}{c}\underset{|}{\mathrm{CH}}\\ {\mathrm{CH}}_3\end{array}$-CH₂-CH=CH₂

$\begin{array}{ccccc}{\mathrm{CH}}_3& -& \stackrel{{\mathrm{CH}}_3}{\underset{{\mathrm{CH}}_3}{\stackrel{|}{\underset{|}{\mathrm{CH}}}}}& +& {\mathrm{H}}_2\mathrm{C}\end{array}$ = CH₂$\underset{2.5^0\mathrm{C}}{\overset{\mathrm{HF}}{\to }}$(A), (A) क्या है?

(a) 

(b) 

(c) 

(d) CH₃-$\begin{array}{c}\underset{|}{\mathrm{CH}}\\ {\mathrm{CH}}_3\end{array}$-CH₂-CH=CH₂

$\underset{\left(2\right) {\mathrm{NaBH}}_4, {\mathrm{HO}}^{-}}{\overset{\left(1\right) ({\mathrm{CF}}_2{\mathrm{CO}}_2{)}_2\mathrm{Hg}, {\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{OH}}{\to }} \underset{(100\%)}{\left(P\right)}$; Product (P) is :

$\underset{\left(2\right) {\mathrm{NaBH}}_4, {\mathrm{HO}}^{-}}{\overset{\left(1\right) ({\mathrm{CF}}_2{\mathrm{CO}}_2{)}_2\mathrm{Hg}, {\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{OH}}{\to }} \underset{(100\%)}{\left(P\right)}$, उत्पाद (P) क्या है?

What is the major product expected from the following reaction?

$\stackrel{\mathrm{D}-\mathrm{Cl}}{\to }$ Product

1.    2. 

3.    4. 

निम्नलिखित अभिक्रिया से क्या मुख्य उत्पाद अपेक्षित है?

$\stackrel{\mathrm{D}-\mathrm{Cl}}{\to }$ उत्पाद 

1.    2. 

3.    4. 

 cis-2-butene $\underset{\mathrm{Peroxide}}{\overset{\mathrm{HBr}}{\to }}$Product of the reaction is :

(a) Racemic

(b) Diastereomer

(c) Meso

(d) E and Z isomer

समपक्ष-2-ब्यूटीन$\underset{\text{परॉक्साइड}<mspace\; width="1em"></mspace>}{\overset{\mathrm{HBr}}{\to }}$ अभिक्रिया का उत्पाद क्या है?

(a) रेसिमिक

(b) अप्रतिबिंबी त्रिविम समावयव

(c) मेसो 

(d) E और Z समावयवी 

The major product of the following reaction is:

${\mathrm{CH}}_3-\mathrm{CH}={\mathrm{CH}}_2<mspace\; width="1em"></mspace>+<mspace\; width="1em"></mspace>\mathrm{HBr}<mspace\; width="1em"></mspace>\stackrel{({\mathrm{C}}_6{\mathrm{H}}_5\mathrm{CO}{)}_2{\mathrm{O}}_2}{\to }$

(a) ${\mathrm{CH}}_3-{\mathrm{CH}}_2-{\mathrm{CH}}_2-\mathrm{Br}$

(b) ${\mathrm{CH}}_3\mathrm{CH}\left(\mathrm{Br}\right)-{\mathrm{CH}}_3$

(c) ${\mathrm{BrCH}}_2-\mathrm{CH}={\mathrm{CH}}_2$

निम्नलिखित अभिक्रिया का मुख्य उत्पाद क्या है?

${\mathrm{CH}}_3-\mathrm{CH}={\mathrm{CH}}_2<mspace\; width="1em"></mspace>+<mspace\; width="1em"></mspace>\mathrm{HBr}<mspace\; width="1em"></mspace>\stackrel{({\mathrm{C}}_6{\mathrm{H}}_5\mathrm{CO}{)}_2{\mathrm{O}}_2}{\to }$

(a) ${\mathrm{CH}}_3-{\mathrm{CH}}_2-{\mathrm{CH}}_2-\mathrm{Br}$

(b) ${\mathrm{CH}}_3\mathrm{CH}\left(\mathrm{Br}\right)-{\mathrm{CH}}_3$

(c) ${\mathrm{BrCH}}_2-\mathrm{CH}={\mathrm{CH}}_2$

Which of the following compouinds would liberate two moles of methane when treated with methyl magnesium bromide?

(1)
(2)
(3)
(4)

मेथिल मैग्नीशियम ब्रोमाइड के साथ उपचारित करने पर, निम्नलिखित में से कौन सा यौगिक मेथेन के दो मोल को मुक्त करेगा?

(1)
(2)
(3)
(4)

Compound 'P' of the following reaction swequence can be

(1)
(2)
(3)
(4)

निम्नलिखित अभिक्रिया अनुक्रम में यौगिक 'P' हो सकता है?

(1)
(2)
(3)
(4)

$<mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace>\mathrm{Cl}$
$\mathrm{Ph}-\underset{\left|}{\overset{\right|}{\mathrm{C}}}-{\mathrm{CH}}_3<mspace\; width="1em"></mspace>\stackrel{3{\mathrm{NaNH}}_2}{\to }<mspace\; width="1em"></mspace>\left(\mathrm{A}\right)$
$<mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace>\mathrm{Cl}<mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace>\mathrm{product}$ ; Product (A) is:

(a) Ph-CH=CH₂          (b) Ph-C$\equiv$CH              (c) Ph-CH₂-CH₃             (d) Ph-C$\equiv$$\stackrel{⊝}{\mathrm{C}}\stackrel{\oplus }{\mathrm{Na}}$

$<mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace>\mathrm{Cl}$
$\mathrm{Ph}-\underset{\left|}{\overset{\right|}{\mathrm{C}}}-{\mathrm{CH}}_3<mspace\; width="1em"></mspace>\stackrel{3{\mathrm{NaNH}}_2}{\to }<mspace\; width="1em"></mspace>\left(\mathrm{A}\right)$
$<mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace>\mathrm{Cl}<mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace>\text{उत्पाद\hspace{0.17em}}$, उत्पाद (A) क्या है?

(a) Ph-CH = CH₂  (b) Ph-C$\equiv$CH  (c) Ph-CH₂-CH₃  (d) Ph-C$\equiv$$\stackrel{⊝}{\mathrm{C}}\stackrel{\oplus }{\mathrm{Na}}$

Correct order of rate of EAS (electrophilic aromatic substitution) is : 

(a) c > b > a > d

(b) c > d > a > b

(c) a > b > c > d

(d) c> d> b > a

EAS (इलेक्ट्रॉनरागी एरोमैटिक प्रतिस्थापन) की दर का सही क्रम क्या है?

(a) c > b > a > d

(b) c > d > a > b

(c) a > b > c > d

(d) c> d> b > a

Which will undergo reaction with ammonical $AgN{O}_{3^{-}}$ 

(A) 

(B) $C{H}_3<mspace\; width="1em"></mspace>–<mspace\; width="1em"></mspace>CH<mspace\; width="1em"></mspace>=<mspace\; width="1em"></mspace>CH<mspace\; width="1em"></mspace>–<mspace\; width="1em"></mspace>C<mspace\; width="1em"></mspace>\equiv <mspace\; width="1em"></mspace>CH$

(C) $<mspace\; width="1em"></mspace>C{H}_3–<mspace\; width="1em"></mspace>C{H}_{2}CH<mspace\; width="1em"></mspace>=<mspace\; width="1em"></mspace>CH<mspace\; width="1em"></mspace>–<mspace\; width="1em"></mspace>C{H}_2<mspace\; width="1em"></mspace>–<mspace\; width="1em"></mspace>C{H}_3$

(D) $<mspace\; width="1em"></mspace>C{H}_2<mspace\; width="1em"></mspace>=<mspace\; width="1em"></mspace>CH<mspace\; width="1em"></mspace>–<mspace\; width="1em"></mspace>C{H}_2–<mspace\; width="1em"></mspace>C{H}_3$

कौन अमोनियमय $AgN{O}_3$ के साथ अभिक्रिया देगा? 

(A) 

(B) $C{H}_3<mspace\; width="1em"></mspace>–<mspace\; width="1em"></mspace>CH<mspace\; width="1em"></mspace>=<mspace\; width="1em"></mspace>CH<mspace\; width="1em"></mspace>–<mspace\; width="1em"></mspace>C<mspace\; width="1em"></mspace>\equiv <mspace\; width="1em"></mspace>CH$

(C) $<mspace\; width="1em"></mspace>C{H}_3–<mspace\; width="1em"></mspace>C{H}_{2}CH<mspace\; width="1em"></mspace>=<mspace\; width="1em"></mspace>CH<mspace\; width="1em"></mspace>–<mspace\; width="1em"></mspace>C{H}_2<mspace\; width="1em"></mspace>–<mspace\; width="1em"></mspace>C{H}_3$

(D) $<mspace\; width="1em"></mspace>C{H}_2<mspace\; width="1em"></mspace>=<mspace\; width="1em"></mspace>CH<mspace\; width="1em"></mspace>–<mspace\; width="1em"></mspace>C{H}_2–<mspace\; width="1em"></mspace>C{H}_3$