Metals and Alloys

Iron is a good conductor, malleable and magnetic. What type of element is Iron?

• Metal

• Nonmetal

• Metalloid

• Pretty

Brass is an alloy made of

• copper and zinc

• copper and tin

• copper and nickel

• copper and aluminum

Which of the following are alloys? (choose 3)

• Lead

• Bronze

• Brass

• Aluminium

• Stainless Steel

Tags

NGSS.MS-PS1-5

Which of these is a property of metals?

• It's malleable

• It can't conduct electricity

• They are used in food

• It's very brittle

Elements that have luster, are good conductors of heat and electricity, and are ductile and malleable.

• Metal

• Metalloid

• Non-Metal

Answer explanation

Elements that have luster, are good conductors of heat and electricity, and are ductile and malleable are classified as metals.

Mark the properties shared by metals.​ ​ (a)   ​ (b)   ​ (c)   ​ (d)   ​ ​ (e)  

• luster

• bad conductor of heat

• good conductor of heat

• malleable

• ductile

• bad conductor of electricity

• good conductor of electricity

If a material can easily be drawn into the shape of a wire, it is

• Ductile

• Magnetic

• Malleable

• Reactive

Which of the following is not a property of a metal?

• Lustrous

• Ductile

• Brittle

• Dense

All metal elements melt at the same boiling point.

• True

• False

Tags

NGSS.MS-PS1-4

Which is a liquid metal

• Mercury

• Gold

• silver

• brass