Name the product other than water formed on burning of ethanol in air.

What are the general molecular formula of alkanes, alkenes, and alkynes.

Name the carboxylic acid used as a preservative.

Give the IUPAC name of the following compounds. If more than one compound is a possible to name all of them.

i. An aldehyde derived from ethane.

ii. A ketone derived from butane.

iii. A chloride derived from propane.

iv. An alcohol derived from pentane.

A mixture of oxygen and ethyne is burnt for welding can you tell why a mixture of ethyne and air is not used?