Write the general formula of alkenes. Give an example for alkenes.

The general formula of alkenes is

The general formula of Alkene's is same as

What are the general molecular formulae of alkanes, alkenes and alkynes?

What are alkenes ?

a) What are chemical displacement reactions and chemical double displacement reactions ? b) Give example to each one. c) Write general formulae to them. d) How displacement does takes place in these reactions?

An alkene 'A' oz ozonolysis gives a mixture of ethanoal and pentan-3-one. Write the reaction, structure of the products and alkene-A. Give the IUPAC name of alkene-A.

Write the name of an alkyne ? What is its general formula ?

What are antimicrobials ? Give the general formulae and derivatives of penicillin.

What is dehydrologenation? Write the equation for the formation of alkene from alkyl halide.