Question

answer the question
science -chemistry pg no=68
my doubt is how we will know how to draw the example why carbon is 3 can u example me please

Answer 1

we can make their structure by learning the functional group of them
for example
the functional group of alcohol is ol
aldehyde is al
Ketone is one
Carboxylic is oic acid
and their structure us same by knowing the carbon numbers and hydrogen numbers we can make it easily