Hydrocarbons

Which of the following compound will most easily be attacked by an electrophile?

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Total number of deactivating groups in aromatic electrophilic substitution reaction among the following is . [figure]

In the given reactions identify A and B [figure] CH3-C C-CH3 + H2 Na/Liquid NH3 “B”

1. A : n-Pentane B : Cis - 2 - butene
2. A : 2-Pentyne B : Cis-2-butene
3. A : n-Pentane B : trans-2-butene
4. A : 2-Pentyne B : trans-2-butene

The set of meta directing functional groups from the following sets is :

1. -CN, -NH2, -NHR, -OCH3
2. -CN, -CHO, -NHCOCH3, -COOR
3. -NO2, -NH2, -COOH, -COOR
4. -NO2, -CHO, -SO3H, -COR

Number of alkanes obtained on electrolysis of a mixture of CH3COONa and C2H5COONa is .

Major product of the following reaction is - [figure]

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The correct order of reactivity in electrophilic substitution reaction of the following compounds is : [figure]

1. B > C > A > D
2. B > A > C > D
3. D > C > B > A
4. A > B > C > D

Number of isomeric products formed by monochlorination of 2-methylbutane in presence of sunlight is .

Compound A formed in the following reaction reacts with B to give the product C. Find out A and B. CH3-C CH + Na A B CH3- (C)C C-CH2- CH3 |CH2 + NaBr

1. A = CH3-C -C Na+, B = CH3-CH2-CH2-Br
2. A = CH3-CH=CH2, B = CH3-CH2-CH2-Br
3. A = CH3-C -C Na+, B = CH3-CH2-CH3
4. A = CH3-CH2-CH3, B = CH3-C CH

Identify product A and product B : [figure]

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2. [figure]
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4. [figure]