Revision of metals and non-metals

What is a metal?

• Something that is solid and very conductive
• Weak and dull
• A gas
• A non-metal

What is a non-metal?

• dull
• Bad conductivity
• right side of the periodic table
• all of the above

Type of matter made of two or more elements...

• element
• mixture
• compound

the process that separates（分开） an insoluble solid from a liquid

• evaporation

• distillation

• filtration

the process that separates（分开） a soluble solid from the liquid to obtain the solute

• distillation

• evaporation

• filtration

the process that separates(分开) a soluble solid and a liquid to obtain the solvent

• distillation

• evaporation

• filtration

The substance(物质) left behind in a filter paper in filtration.

• filtrate

• distillate

• residue

How can we get salt crystals(晶体) from salty water?

• filtration

• evaporation

• distillation

Which property isn't one of physical properties of metals?

• ductile

• sonorous

• dull

• malleable

No metal is a liquid at room temperature(室温).

• True

• False