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Important Questions: Alkanes: Conformations: Sawhorse and Newman projections (of ethane), mechanism of halogenation of alkanes for JEE

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Part of Hydrocarbons in JEE Main Chemistry.

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Q1ChemistryUnit 15: Hydrocarbons

The sequence of reagent which can efficiently bring about the above conversion is (are) ? Consider the following synthesis This question has multiple correct options

Q2ChemistryUnit 15: Hydrocarbons

An alkyl bromide,

R B r

of molecular weight 151 is the exclusive product of bromination of which hydrocarbon?

Q3ChemistryUnit 15: Hydrocarbons

Energy barrier between staggered and eclipsed ethane is :

Q4ChemistryUnit 15: Hydrocarbons

Incomplete combustion of fuel such as petrol and diesel gives:

Q5ChemistryUnit 15: Hydrocarbons

Arrange the following hydrocarbons in the increasing order of volume of oxygen required for complete combustion per mole under the same conditions. (a) Ethane (b) Propyne (c) Ethyne (d) Propene (e) Propane (f) Ethene

Q6ChemistryUnit 15: Hydrocarbons

Which is the most stable conformation of ethane?

Q7ChemistryUnit 15: Hydrocarbons

Which compound has lowest melting point?

Q8ChemistryUnit 15: Hydrocarbons

The compound

C_{8} H_{18}

forms single product on monohalogenation. The IUPAC name of

\boldsymbol{C}_{\mathbf{8}} \boldsymbol{H}_{\mathbf{1 8}}

is :

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