Comparison of Physical Properties of Metals and Non-Metals

The video tutorial explains the physical properties of metals and nonmetals, focusing on characteristics like malleability, ductility, and conductivity. It highlights how metals can be identified by their appearance and properties such as being malleable and ductile, while nonmetals generally lack these traits. The tutorial also discusses exceptions like graphite, a nonmetal that conducts electricity, and zinc, a brittle metal. Additionally, it covers the sonorous nature of metals, which produce a ringing sound when struck, unlike nonmetals.

What physical properties are used to differentiate metals from nonmetals?

• Smell and texture

• Weight and size

• Hardness and luster

• Color and taste

What happens when you beat a copper coin?

• It melts

• It changes color

• It shatters into pieces

• It flattens into a sheet

Which of the following is an exception to the malleability of metals?

• Gold

• Silver

• Zinc

• Aluminum

Why are metals used in electric circuits?

• They are non-conductive

• They are lightweight

• They are good conductors of electricity

• They are colorful

Which nonmetal is a good conductor of electricity?

• Oxygen

• Sulfur

• Nitrogen

• Graphite

What property of metals makes them suitable for making musical instruments?

• They are heavy

• They are colorful

• They are sonorous

• They are non-conductive

What sound does a metal produce when struck?

• A crackling noise

• No sound

• A ringing sound

• A dull thud