4E/N Metals 1: physical properties

What was the first metal found by man?

• iron

• gold

• copper

• magnesium

Which is the lightest metal?

• potassium

• lithium

• iron

• copper

How many metals are there in the Periodic Table?

• 35

• 67

• 94

• 116

Which metal is the most expensive?

• rhodium

• silver

• gold

• palladium

Which metal melts in the palm of your hand?

• sodium

• lithium

• nickel

• gallium

An alloy is a mixture of 2 or more metals.

• True

• False

Which is a property of all metals?

• malleable

• hard

• low melting points

• react with water

Which diagram represents the arrangement of atoms in a pure metal?

• A

• B

• C

• D

Which diagram represents the arrangement of atoms in an alloy?

• A

• B

• C

• D

Refer to only A (pure metal) and C (alloy), which do you think is softer (malleable/ductile) ?

• A

• C