Hydrocarbons Te...

The reagent used for converting Acetylene tetrabromide into ethyne is:

Which of the following is true :

Which of the following method is not used in the preparation of acetylene :

$${ CH }_{ 2 }={ CH }_{ 2 }\xrightarrow { HCl } A\xrightarrow [ Mg ]{ Dry\ ether } B\xrightarrow { Hydrolysis } C$$ then `C' is:

Ethyne is not prepared by:

The number of structural isomers possible with molecular formula $$C_{5}H_{8}$$ is:

In benzene the overlap between carbon-carbon is of the type :

Benzene reacts with $$CH_3Cl$$ in the presence of anhydrous $$AlCl_3$$ to form:

The ratio of the number of hybrid and pure orbitals in $$C_{6}H_{6}$$ is :

Structural formula of ethyne is :