Question

Metal non metal पहचानने का नियम

Answer 1

Answer:

We can identify the metals and non-metals by their properties

Answer 2

Answer:

there are many properties

Explanation:

• metals are sonorous,non metals are not
• metals are lusturous ,non metals are not
• metals have valency 1 ,2,3 ,non metals have (8-7), (8-6) ,(8-5)
• metals are reducing agent ,non metals are oxidizing agent.
• metals form basic oxides ,non metals form acidic oxides
• metals are hard ,solid( exceptions- sodium ,potassium),non metals are soft(exceptions -diamond)