30 Questions
What is the order of reactivity of halogen in the reaction of alkene with HX?
F2 > Cl2 > Br2 > I2
What is the product of the reaction of propene with NBS?
Allyl bromide
What is the mechanism of the Birch reduction reaction?
Anionic free radical mechanism
What is the product of the reaction of ethylene with sulfuric acid?
Ethyl hydrogen sulfate
What is the type of reaction involved in the reaction of alkene with HX?
Electrophilic addition reaction
What is the primary function of Poison's catalyst in the Wittig reaction?
To stop the reaction after the formation of alkene
Which reaction is used to form symmetrical alkenes?
Action of copper alkyl on vinyl chloride
What is the primary difference between the reactions of vicinal dihalides and gem-dihalides?
The number of alkene products formed
What is the reason for the formation of a trans product in majority when using alc.NaOH in place of KOH?
Due to the stability of the trans product
What is the general trend of solubility of alkenes in water?
Alkenes are insoluble in water
What is the primary reason why alkenes have higher dipole moments than alkanes?
Alkenes can be easily polarized
What is the product of the reaction between an alkene and diborane?
Trialkylborane
What is the reaction that involves the addition of water to an alkene in the presence of a peroxide?
Antimarkownikoff's addition
What is the reaction that involves the conversion of an alkene into an alkane using hydrogen?
Reduction of alkene
What is the product of the reaction between an alkene and silver nitrate?
Coupling product
What is the catalyst used in the Wittig reaction?
(Ph)3P
What is the physical state of most alkenes?
Liquid
What is the product formed when vinyl chloride reacts with copper alkyl?
R-CH=CHR
What is the solvent used in the reaction of alkynes with alkyl cuprates?
Organic solvents
What is the role of BaSO4 in the Wittig reaction?
Poison's catalyst
What is the primary reason for the formation of vicinal dihalide in the reaction of alkene with halogen in the presence of a polar medium?
Stabilization of the transition state by the polar medium
What is the major product formed in the reaction of alkene with sulphuric acid?
Alkyl hydrogen sulphate
Which of the following is a characteristics of the reaction of alkene with HX, based on the Anti-Markownikoff rule?
The HX adds to the alkene in an anti-Markownikoff manner
What is the primary function of NBS in the reaction of alkene with NBS?
To brominate the alkene at the allylic position
What is the purpose of the reaction of alkene with sulphuric acid, in the context of separation of alkene from a gaseous mixture of alkanes and alkenes?
To separate alkene from a gaseous mixture of alkanes and alkenes
What is the primary function of the Francis experiment?
To demonstrate the electrophilic character of bromine
What is the result of the reaction of an alkene with diborane?
Formation of a trialkylborane
What is the purpose of the reduction of alkene via hydroboration?
To convert an alkene into an alkane
What is the reaction that involves the addition of water to an alkene in the presence of a peroxide?
Markovnikov's addition
Why do alkenes have higher dipole moments than alkanes?
Due to the presence of a double bond
This quiz covers various reactions in organic chemistry, including hydrogenation, hydrohalogenation, and Birch reduction. It also explores the reactivity of halogens and alkylhalides.
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