Class 10
Chapter 3 Class 10 - Metals and Non-Metals

Assertion (A): Metals are sonorous.  

Reason (R): They are generally brittle in the solid state; they break into pieces when hammered. 


Metals are 

  • sonorous (i.e. they produce sound), 
  • malleable (can be rolled into sheets, without breaking
  • ductile (can be drawn into thin wires without breaking

while non-metals are brittle



  • The Assertion is True.
  • Reason is also False.

Physical Properties of Metals - Teachoo.png

So, the correct answer is (c)  

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CA Maninder Singh is a Chartered Accountant for the past 14 years and a teacher from the past 18 years. He teaches Science, Economics, Accounting and English at Teachoo