Question

Compare the following properties of metals and non metals :ductility,thermalcondictivity,and electrical conductivity

Answer 1

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✍Here's the required answer :

⚫Metals: ductile , have good thermal conductivity and good electrical conductivity.

⚪Non metals : non ductile, have poor thermal conductivity and poor electrical conductivity.

*[ The words in bold and italics are keywords ]

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Answer 2

Answer:

Metals

In the periodic table, you can see a stair-stepped line starting at Boron (B), atomic number 5, and going all the way down to Polonium (Po), atomic number 84. Except for Germanium (Ge) and Antimony (Sb), all the elements to the left of that line can be classified as metals.

These metals have properties that you normally associate with the metals you encounter in everyday life:

They are solid (with the exception of mercury, Hg, a liquid).

They are shiny, good conductors of electricity and heat.

They are ductile (they can be drawn into thin wires).

They are malleable (they can be easily hammered into very thin sheets).

All these metals tend to lose electrons easily. The following figure shows the metals.

Nonmetals

Except for the elements that border the stair-stepped line, the elements to the right of the line are classified as nonmetals (along with hydrogen). Nonmetals have properties opposite those of the metals.

The nonmetals are brittle, not malleable or ductile, poor conductors of both heat and electricity.