7D Metallic Bonding

Front

What is the basis of a metallic bond?

Back

the attraction between positive metal ions and free floating electrons.

Front

At room temperature, most metals are

Back

solid

Front

malleable

Back

able to be shaped

Front

Which of these is NOT an alloy? Options: bronze, copper, brass, stainless steel

Back

copper

Front

Electrons that are free to move in metals

Back

delocalized electrons

Front

What is the ability of a substance to be pulled into a thin strand?

Back

Ductility

Front

Why do metals have high melting points?

Back

The negatively charged electrons act as a glue to hold the positively charged ions together.

Front

Why do metals conduct?

Back

The electrons are delocalised and able to move.

Front

Why does the melting point of metals increase across period 3, from Sodium (Na) to Aluminium (AI)?

Back

Increased number of valence electrons contributed to the "sea"

Front

Metallic bonding is...

Back

an attraction between positive ions and electrons.