Most metals are ______.

• malleable

• ductile

• good conductors of heat and electricity

• all of the above

What is the most abundant transition metal in Earth's crust?

• iron

• calcium

• oxygen

• copper

What two elements combine with metals to create a majority of the ores in Earth's crust?

• oxygen and silicon

• oxygen and sodium

• nitrogen and phosphorus

• nitrogen and silicon

Tags

NGSS.MS-ESS3-1

A majority of the actinide series elements are ______.

• synthetic

• radioactive

• difficult to study

• all of the above

Tags

NGSS.HS-PS1-8

What is the only metal to exist as a liquid at room temperature?

• bromine

• potassium

• mercury

• tungsten

A substance's ability to be drawn or pulled into the form of a wire is known as ______.

• metallic bond

• malleability

• reduction

• ductility

A substance's ability to be flattened into thin sheets by hammering is called ______.

• metallic bond

• malleability

• reduction

• corrosion

The force of attraction between the metal atoms and the surrounding sea of electrons is called ______.

• metallic bond

• malleability

• reduction

• corrosion

A naturally occurring rock from which a useful metal or mineral is recovered is called ______.

• metallic bond

• malleability

• reduction

• ore

Tags

NGSS.MS-ESS3-1

How many valence electrons do alkaline-earth metals have?

• one

• two

• three

• four