The incomplete table below shows selected properties of compounds that have ionic, covalent, or metallic bonds. which substance would be most suitable for row 3? sodium chloride (naci), silver (ag), nitrogen (n2), propane (c3h8)

Option 2 = silver (Ag)

Explanation:

Properties of silver:

The atomic number of silver is 47 and the symbol is Ag.

It is present in fifth period and eleven group of periodic table.

It is very soft transition metal.

After the gold it is highly malleable. Silver sheets are also used in sweets.

It has high ductility, but because of high cost copper is widely used in electrical field.

It is also used to make the coins and jewelry.

It is also used to form the alloy with other elements.

In very small amount it is also present with gold.

It is also used to make the mirrors.

Its compounds like silver nitrate and silver bromide are used in photographic process.

the mantle

explanation:

earth is divided into three layers: the crust or the outermost layer on which we live; the underlying, middle layer - the mantle - and the core (the innermost layer of earth).