Ethane,with the molecular formula $C_2H_6$,has:

People use a variety of methods to wash clothes. Usually after adding the soap,they 'beat' the clothes on a stone,or beat it with a paddle,scrub with a brush or the mixture is agitated in a washing machine. Why is agitation necessary to get clean clothes?

Butanone is a four-carbon compound with the functional group

Draw the structures for the following compounds:
$(i)$ Butanone
$(ii)$ Hexanal

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

While cooking,if the bottom of the vessel is getting blackened on the outside,it means that