Question

4) Answer the following:

i) Write the molecular formula of the 2nd and the 3rd member of the homologous series whose first member is methane.

ii) Name the acid present in ant sting and give its chemical formula. Also give the common method to get relief from the discomfort caused by the ant sting.

iii) Write the number of periods and groups in the Modern Periodic Table. How does the metallic character of elements vary on moving?

a) Left to right in a period, and

b) Down a group? Give reason to justify your answer.​

Answer 1

what is the question

Write the molecular formula of the 2nd and the 3rd member of the homologous series whose first member is methane.