They are not sonorous and are poor conductors of heat and electricity. These materials are :-
Metals and Non-metals | Conductors of heat and electricity | Home Revise
Which metal is the best conductor of electricity?
Difference between metals and nonmetals
Non-metals are usually poor conductors of heat and electricity. They are non-lustrous,non-sonorou...
Metals, metalloids and nonmetals
#Do you know types of Metal? #shorts #shortvideo #trending #viral #education #advance #learning
How Do Physical Properties Classify Metals, Nonmetals, And Metalloids? - Chemistry For Everyone
Difference between conductor and insulator
Metals, Nonmetals, and Metalloids on the Periodic Table
How Are Nonmetals Different From Metals? - Chemistry For Everyone
Why metals conduct heat and nonmetals do not?
What Physical Properties Define Metals, Nonmetals, And Metalloids? - Chemistry For Everyone
How Do You Distinguish Metals, Nonmetals, And Metalloids Easily? - Chemistry For Everyone
What Happens To Particles When You Heat Them? #particlemodel
Is Graphite a good conductor of Electricity? Let's test. Science experiment | electrical engineering
Conductivity Test | Good Conductor vs Bad Conductor vs Insulator | Labkafe
Elements: Metals, Non-metals and Metalloids by Akansha Khandelwal
Chemistry - Non metals and Metalloids
Metals & Non-Metals | | by Wit Triggers || Chemistry, History, Concept, Overview, Details