Other Synthesis Methods

Q. Why H-C-H bond angle in CH3F is greater than that in CH3Cl

Q. 8. 2-chlorobutane obtained by chlorination of butane, will be A meso-form B d-form C recemic form D l-form

Q. 7. If propene reacts with HBr in presence of benzoyl peroxide, then prove that one of the possible product is

Q. 76 Convert The following- a) Benzene to 4-nitroaniline

Q. 22. Which of the following can give Iodometric titration A)Fe+3 B)Cu+2 C)Pb+2 D)Ag+2

Q. Consider the following statement a hydrocarbon of molecular formula C5H10 is a A. mono substituted alkene B. disubstituted alkene C. tri substituted alkene which of the following statement(s) is/are correct 1) A, B, C 2) A, B 3) B, C 4) A, C

Q.

Which of the compounds with molecular formula $C_5{H}_{10}$ yields acetone on ozonolysis

1. 2-methyl-1-butene

2. 2-methyl-2-butene

3. Cyclopentane

4. 3-methyl-1-butene

Q. 76 A mosture of C2H6 , C2H4 , C2H2 is bubbled through alkaline solution of copper (l) chloride, contained in woulfs bottle. The gas coming out is

Q. When we have a mixture of three alkanes in wurtz reaction by reacting different alkanes do we here also get alkenes as minor product ?

Q. Total number of enol possible for the compound formed during given reaction will be (including stereoisomer)
$C{H}_{3}MgBr+C{H}_{3}C{H}_2-\stackrel{O}{\stackrel{||}{C}}-Cl\to$

1. 3
2. 2
3. 4
4. 5

Q. The following reaction is known as:

1. Stephen’s reaction
2. Swarts reaction
3. Rosenmund reaction
4. Carbylamine reaction

Q. The desired product X can be prepared by reacting the major product of the reactions in LIST-I with one or more appropriate reagents in LIST-II.
(Given, order of migratory aptitude: aryl > alkyl > hydrogen)


The correct option is :

1. P-1; Q-2, 3 ; R-1, 4; S-2, 4
2. P-1, 5; Q-3, 4; R- 4, 5; S- 3
3. P-1, 5; Q-3, 4; R-5; S-2, 4
4. P-1, 5; Q-2, 3; R-1, 5; S-2, 3

Q. The IUPAC name of the compound having the formula $CH\equiv C-CH=C{H}_2$ is

1. $3\text{-butene-}1\text{-yne}$
2. $\text{but-1-ene-}3\text{-yne}$
3. $\text{but-}1\text{-yne-}3\text{-yne}$
4. $1\text{-butyne-}3\text{-ene}$

Q. $R_1-C\equiv N+R_{2}MgBr\underset{\left(ii\right)H_3{O}^{+}}{\overset{\left(i\right)Dryether}{\to }}1-phenyl-1-propanone$
$R_1$ and $R_2$ groups are respectively:

1. $R_1=C_2{H}_5;R_2=C_6{H}_5$
2. $R_1=C_6{H}_5;R_2=C{H}_3$
3. $R_1=C_6{H}_5;R_2=C_6{H}_5$
4. $R_1=C{H}_3;R_2=C_6{H}_5$

Q. which of the following is least reactive to noucleophlic reagent? A\rbrack. 1 chloro eth_1-ene B\rbrack 2 METHYL 2CHLORO PROPANE c\rbrack ethane chloride \{D\rbrack 1 chloro mistyped do not consider this particular bracket\} D\rbrack 3 chloro prop 1 ene D\rbrack