Hydrocarbons, types and reactions

Which one is an open chain, saturated hydrocarbon?

• octane

• octene

• cyclobutane

• benzene

Which one has the least amount of hydrogen in one molecule?

• hexane

• hexene

• cyclohexane

• benzene

Which one is this?

• butane

• butene

• cyclobutane

• butyne

The substitution reaction of alkanes with halogens or hydrogen-halogenides is a ..... reaction.

• radical

• cascade

• multi-step

• all of them

Radicals can be formed by ... in the reactor tank.

• raising the temperature

• raising the pressure

• irradiating materials with light with the same frequency as that of blue light rays

• all

• all the above at the same time

Which reaction is this?

• radical substitution of benzene

• radical substitution of cyclohexane

• addition reaction of benzene

• addition reaction of cyclohexane

Is this an aromatic compound?

• yes, because there are delocalized electrons

• no, as there are only four delocalized electrons

• yes, because there are four delocalized electrons

• no, as there are only two delocalized electrons

What's the correct name of:

CH₃-CH₂-CH=CH-CH₂-CH₂-CH₂-CH_3?

• octene

• oct-3-ene

• 3-octene

• isooctene

Which one is unsaturated?

• 
• 
• CH₄

• CH₃-CH=CH-CH₃

An aromatic compound ....

• has as many delocalized electrons as many carbon atoms

• has some delocalized electrons

• is very tasty

• open chain