(a) Define non-metals. Give five examples of non-metals.(b) Name a non-metal which conducts electricity.(c) Name a non-metal having lustre (shining surface).(d) Name a non-metal which is extremely hard.(e) How do non-metals react with oxygen? Explain with an example. Give equation of the reaction involved. What is the nature of the product? How will you demonstrate it?

Harshit Singh , 2 Years ago

Grade 12th pass