Question

1)From the following clues identify the group number in the period table and write the names of any two elements of that group. A)The atoms of this group have very stable electric configuration. b)these elements are mostly unreactive 2)why ethane is more reactive than ethane?

Answer 1

Answer:

1. Noble gases -  Group 8A - Helium, Neon

2. Ethane is a saturated compound with only single bond. ETHENE  is an unsaturated compound with double bond and the double bonds can break during the reaction of it with any other compound or during addition reaction. Thus ETHENE IS MORE REACTIVE THAN ETHANE.