Question

state the four properties each for metallic and nonmetallic element​

Answer 1

..High ionization energies.

..High electronegativities.

..Poor thermal conductors.

..Poor electrical conductors.

..Brittle solids—not malleable or ductile.

..Little or no metallic luster.

..Gain electrons easily.

..Dull, not metallic-shiny, although they may be colorful.

Answer 2

1. metals are hard
2. metals are sonorous
3. metal have property of ductility and malleability

4. metals have free electrons

non metals are just opposite