Chemistry

Front

What is the IUPAC name for the compound with the structure 4-ethyl-2,2-dimethylhexane?

Back

4-ethyl-2,2-dimethylhexane is a branched alkane with a total of 10 carbon atoms, where an ethyl group is attached to the fourth carbon and two methyl groups are attached to the second carbon.

Front

Which of the following is a hydrocarbon? CO2, C2H6, C2H5OH, CH3COOH

Back

C2H6 (ethane) is a hydrocarbon, consisting only of carbon and hydrogen atoms.

Front

What is phenol?

Back

Phenol is an aromatic compound with the formula C6H5OH, consisting of a hydroxyl group (-OH) bonded to a benzene ring.

Front

What is the structure of 1,3-dibromo-2-nitrobenzene?

Back

1,3-dibromo-2-nitrobenzene has a benzene ring with a nitro group (-NO2) at the second position and two bromine atoms at the first and third positions.

Front

What is the structure of o-bromonitrobenzene?

Back

o-bromonitrobenzene has a benzene ring with a bromine atom and a nitro group (-NO2) both attached to adjacent carbon atoms.

Front

Define hydrocarbons.

Back

Hydrocarbons are organic compounds consisting entirely of hydrogen and carbon atoms, and they can be classified as aliphatic (alkanes, alkenes, alkynes) or aromatic.

Front

What is the difference between alkanes, alkenes, and alkynes?

Back

Alkanes are saturated hydrocarbons with single bonds, alkenes are unsaturated with at least one double bond, and alkynes are unsaturated with at least one triple bond.

Front

What is the significance of the IUPAC naming system?

Back

The IUPAC naming system provides a standardized way to name chemical compounds, ensuring that each compound has a unique and descriptive name.

Front

What is a functional group in organic chemistry?

Back

A functional group is a specific group of atoms within a molecule that is responsible for the characteristic chemical reactions of that molecule.

Front

What is the general formula for alkenes?

Back

The general formula for alkenes is CnH2n, where n is the number of carbon atoms.